#11897A

Closest named color: Dark Cyan (#008B8B). oklch(56.7% 0.099 181.3), rgb(17, 137, 122).

Aa

Black text reads best on this color (4.88:1).

About this color

#11897A is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 57%, its chroma 0.099 and its hue 181°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Cyan (#008B8B), ΔE 0.025 away. Black text reads best on it, at 4.88:1.

Hue familyTeals and cyans
Lightnessmedium-dark (57%)
Chromamoderately saturated (0.099)
Temperaturecool
Nearest nameDark Cyan (#008B8B)
Black text4.88:1
White text4.30:1

Values

HEX#11897A
RGBrgb(17, 137, 122)
HSLhsl(173, 78%, 30%)
OKLCHoklch(56.7% 0.099 181.3)

Contrast

WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.

PairWCAG 2ResultAPCAAPCA guidance
White text on #11897A 4.30:1 AA large text Lc -74.8 Content text, not long reading
Black text on #11897A 4.88:1 AA Lc 34.8 Non-text elements, placeholder text
#11897A text on white 4.30:1 AA large text Lc 69.3 Content text, not long reading
#11897A text on black 4.88:1 AA Lc -32.4 Non-text elements, placeholder text

Tints and shades

A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.

  1. Step 50

    50

    #F1F7F6

    oklch(97.1% 0.006 185.3)

  2. Step 100

    100

    #E1EDEA

    oklch(93.6% 0.013 179.5)

  3. Step 200

    200

    #C8DFDA

    oklch(88.5% 0.025 181.2)

  4. Step 300

    300

    #A2CAC2

    oklch(80.8% 0.044 181.6)

  5. Step 400

    400

    #6CAFA3

    oklch(70.6% 0.071 181.5)

  6. Step 500

    500

    #3E9B8D

    oklch(63% 0.09 181.8)

  7. Step 600

    600 (this color)

    #11897A

    oklch(56.7% 0.099 181.3)

  8. Step 700

    700

    #007164

    oklch(49.2% 0.089 181.2)

  9. Step 800

    800

    #035C52

    oklch(42.7% 0.075 182.1)

  10. Step 900

    900

    #134C43

    oklch(37.8% 0.06 180.2)

  11. Step 950

    950

    #0E2C28

    oklch(26.9% 0.036 183.6)

Export this scale for Tailwind in the Tailwind colors tool

#11897A with color blindness

Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.

VisionSeen asShift (ΔE)
Protanopia (no red cones)#8280790.104
Deuteranopia (no green cones)#73757B0.099
Tritanopia (no blue cones)#008C840.015
Achromatopsia (no color)#7A7A7A0.099

Harmonies

Hue rotations in OKLCH that keep this color's lightness and chroma.

Complementary

The opposite hue (180°).

  • #11897A

    #11897A

    oklch(56.7% 0.099 181.3)

  • #A65C73

    #A65C73

    oklch(56.7% 0.1 0.9)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #11897A

    #11897A

    oklch(56.7% 0.099 181.3)

  • #468758

    #468758

    oklch(56.7% 0.099 151.1)

  • #008597

    #008597

    oklch(56.6% 0.098 211.3)

Open the analogous palette in the generator

Split complementary

The two hues beside the complement (150° and 210°).

  • #11897A

    #11897A

    oklch(56.7% 0.099 181.3)

  • #986091

    #986091

    oklch(56.7% 0.099 331.3)

  • #A95F52

    #A95F52

    oklch(56.7% 0.099 31)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #11897A

    #11897A

    oklch(56.7% 0.099 181.3)

  • #8168A7

    #8168A7

    oklch(56.7% 0.099 301.6)

  • #A06834

    #A06834

    oklch(56.7% 0.099 61.4)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #11897A

    #11897A

    oklch(56.7% 0.099 181.3)

  • #6172B1

    #6172B1

    oklch(56.6% 0.1 271.4)

  • #A65C73

    #A65C73

    oklch(56.7% 0.1 0.9)

  • #8C7427

    #8C7427

    oklch(56.7% 0.099 91.3)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #11897A, closest first.

Similar named colors

The eight closest entries in our named color list, with their ΔE distance.

Use #11897A in your product

Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.