#15746F

Closest named color: Dark Aquamarine (#017371). oklch(50.7% 0.082 189.4), rgb(21, 116, 111).

Aa

White text reads best on this color (5.58:1).

About this color

#15746F is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 51%, its chroma 0.082 and its hue 189°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.007 away. White text reads best on it, at 5.58:1.

Hue familyTeals and cyans
Lightnessmedium-dark (51%)
Chromamoderately saturated (0.082)
Temperaturecool
Nearest nameDark Aquamarine (#017371)
Black text3.75:1
White text5.58:1

Values

HEX#15746F
RGBrgb(21, 116, 111)
HSLhsl(177, 69%, 27%)
OKLCHoklch(50.7% 0.082 189.4)

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 #15746F 5.58:1 AA Lc -82.8 Fine for body text
Black text on #15746F 3.75:1 AA large text Lc 26.5 Dividers and decoration only
#15746F text on white 5.58:1 AA Lc 77.5 Fine for body text
#15746F text on black 3.75:1 AA large text Lc -24.2 Dividers and decoration only

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 700.

  1. Step 50

    50

    #F2F7F6

    oklch(97.2% 0.005 183)

  2. Step 100

    100

    #E2ECEB

    oklch(93.5% 0.011 189.8)

  3. Step 200

    200

    #CADEDC

    oklch(88.5% 0.022 189.5)

  4. Step 300

    300

    #A4C9C6

    oklch(80.8% 0.04 190.3)

  5. Step 400

    400

    #71AEA9

    oklch(70.8% 0.064 189.3)

  6. Step 500

    500

    #469994

    oklch(63% 0.081 190)

  7. Step 600

    600

    #1E847E

    oklch(55.7% 0.089 188.9)

  8. Step 700

    700 (this color)

    #15746F

    oklch(50.7% 0.082 189.4)

  9. Step 800

    800

    #115B57

    oklch(42.8% 0.068 189.4)

  10. Step 900

    900

    #194B47

    oklch(37.8% 0.053 187.8)

  11. Step 950

    950

    #102C2A

    oklch(27.1% 0.034 189.1)

Export this scale for Tailwind in the Tailwind colors tool

#15746F 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)#6D6D6F0.088
Deuteranopia (no green cones)#6064700.082
Tritanopia (no blue cones)#0077720.009
Achromatopsia (no color)#6868680.083

Harmonies

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

Complementary

The opposite hue (180°).

  • #15746F

    #15746F

    oklch(50.7% 0.082 189.4)

  • #8D505B

    #8D505B

    oklch(50.6% 0.083 8.9)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #15746F

    #15746F

    oklch(50.7% 0.082 189.4)

  • #357454

    #357454

    oklch(50.8% 0.083 159.2)

  • #1D7085

    #1D7085

    oklch(50.7% 0.082 219)

Open the analogous palette in the generator

Split complementary

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

  • #15746F

    #15746F

    oklch(50.7% 0.082 189.4)

  • #845274

    #845274

    oklch(50.6% 0.082 339.6)

  • #8D5441

    #8D5441

    oklch(50.7% 0.082 39.2)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #15746F

    #15746F

    oklch(50.7% 0.082 189.4)

  • #735889

    #735889

    oklch(50.7% 0.082 308.9)

  • #835C2C

    #835C2C

    oklch(50.6% 0.082 69.7)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #15746F

    #15746F

    oklch(50.7% 0.082 189.4)

  • #5B6094

    #5B6094

    oklch(50.7% 0.083 278.8)

  • #8D505B

    #8D505B

    oklch(50.6% 0.083 8.9)

  • #716629

    #716629

    oklch(50.8% 0.082 99.1)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #15746F, closest first.

Similar named colors

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

Use #15746F 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.