#172E25

Closest named color: Jet (#212529). oklch(27.9% 0.034 166.9), rgb(23, 46, 37).

Aa

White text reads best on this color (14.44:1).

About this color

#172E25 is a dark, muted green. In OKLCH its lightness is 28%, its chroma 0.034 and its hue 167°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jet (#212529), ΔE 0.038 away. White text reads best on it, at 14.44:1.

Hue familyGreens
Lightnessdark (28%)
Chromamuted (0.034)
Temperaturein between
Nearest nameJet (#212529)
Black text1.45:1
White text14.44:1

Values

HEX#172E25
RGBrgb(23, 46, 37)
HSLhsl(157, 33%, 14%)
OKLCHoklch(27.9% 0.034 166.9)

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 #172E25 14.44:1 AAA Lc -104.1 Preferred for body text
Black text on #172E25 1.45:1 Fails Lc 0.0 Not readable
#172E25 text on white 14.44:1 AAA Lc 101.2 Preferred for body text
#172E25 text on black 1.45:1 Fails Lc 0.0 Not readable

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 950.

  1. Step 50

    50

    #F2F7F5

    oklch(97.2% 0.006 170.4)

  2. Step 100

    100

    #E3ECE8

    oklch(93.5% 0.011 167.8)

  3. Step 200

    200

    #CCDED6

    oklch(88.5% 0.022 167.4)

  4. Step 300

    300

    #A9C9BB

    oklch(80.8% 0.04 167.1)

  5. Step 400

    400

    #79AE98

    oklch(70.7% 0.065 166.8)

  6. Step 500

    500

    #549A7F

    oklch(63.2% 0.083 166.8)

  7. Step 600

    600

    #358468

    oklch(55.6% 0.09 166.8)

  8. Step 700

    700

    #277057

    oklch(49.2% 0.083 166.9)

  9. Step 800

    800

    #225B47

    oklch(42.7% 0.069 167)

  10. Step 900

    900

    #224B3B

    oklch(37.8% 0.054 165.9)

  11. Step 950

    950 (this color)

    #172E25

    oklch(27.9% 0.034 166.9)

Export this scale for Tailwind in the Tailwind colors tool

#172E25 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)#2D2B250.034
Deuteranopia (no green cones)#2928260.034
Tritanopia (no blue cones)#102E2B0.012
Achromatopsia (no color)#2A2A2A0.034

Harmonies

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

Complementary

The opposite hue (180°).

  • #172E25

    #172E25

    oklch(27.9% 0.034 166.9)

  • #35222C

    #35222C

    oklch(27.9% 0.033 346.6)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #172E25

    #172E25

    oklch(27.9% 0.034 166.9)

  • #212D1C

    #212D1C

    oklch(28% 0.034 136.7)

  • #122E2E

    #122E2E

    oklch(28% 0.034 195.4)

Open the analogous palette in the generator

Split complementary

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

  • #172E25

    #172E25

    oklch(27.9% 0.034 166.9)

  • #2F2334

    #2F2334

    oklch(27.8% 0.035 315.8)

  • #382223

    #382223

    oklch(28% 0.034 16.5)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #172E25

    #172E25

    oklch(27.9% 0.034 166.9)

  • #272639

    #272639

    oklch(27.9% 0.035 286.3)

  • #37231A

    #37231A

    oklch(27.8% 0.035 45.1)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #172E25

    #172E25

    oklch(27.9% 0.034 166.9)

  • #1E2939

    #1E2939

    oklch(27.8% 0.034 257.7)

  • #35222C

    #35222C

    oklch(27.9% 0.033 346.6)

  • #322615

    #322615

    oklch(27.8% 0.034 75.3)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #172E25, closest first.

Similar named colors

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

Use #172E25 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.