#425541

Closest named color: Dark Slate Gray (#2F4F4F). oklch(42.7% 0.04 143.6), rgb(66, 85, 65).

Aa

White text reads best on this color (8.05:1).

About this color

#425541 is a dark, muted green. In OKLCH its lightness is 43%, its chroma 0.040 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.042 away. White text reads best on it, at 8.05:1.

Hue familyGreens
Lightnessdark (43%)
Chromamuted (0.040)
Temperaturein between
Nearest nameDark Slate Gray (#2F4F4F)
Black text2.60:1
White text8.05:1

Values

HEX#425541
RGBrgb(66, 85, 65)
HSLhsl(117, 13%, 29%)
OKLCHoklch(42.7% 0.04 143.6)

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 #425541 8.05:1 AAA Lc -92.6 Preferred for body text
Black text on #425541 2.60:1 Fails Lc 16.1 Dividers and decoration only
#425541 text on white 8.05:1 AAA Lc 87.9 Fine for body text
#425541 text on black 2.60:1 Fails Lc -14.3 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 800.

  1. Step 50

    50

    #F4F6F4

    oklch(97.1% 0.003 145.5)

  2. Step 100

    100

    #E7EBE7

    oklch(93.6% 0.007 145.5)

  3. Step 200

    200

    #D4DBD4

    oklch(88.4% 0.012 145.5)

  4. Step 300

    300

    #B8C5B7

    oklch(80.9% 0.024 143.3)

  5. Step 400

    400

    #93A792

    oklch(70.7% 0.038 143.9)

  6. Step 500

    500

    #799177

    oklch(63% 0.047 143)

  7. Step 600

    600

    #617C60

    oklch(55.7% 0.053 143.9)

  8. Step 700

    700

    #50684F

    oklch(49% 0.049 143.8)

  9. Step 800

    800 (this color)

    #425541

    oklch(42.7% 0.04 143.6)

  10. Step 900

    900

    #384637

    oklch(37.7% 0.031 143.2)

  11. Step 950

    950

    #212920

    oklch(27% 0.02 142)

Export this scale for Tailwind in the Tailwind colors tool

#425541 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)#5651400.032
Deuteranopia (no green cones)#534F420.031
Tritanopia (no blue cones)#40544F0.024
Achromatopsia (no color)#5050500.040

Harmonies

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

Complementary

The opposite hue (180°).

  • #425541

    #425541

    oklch(42.7% 0.04 143.6)

  • #5A485C

    #5A485C

    oklch(42.8% 0.04 323)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #425541

    #425541

    oklch(42.7% 0.04 143.6)

  • #4F5238

    #4F5238

    oklch(42.8% 0.041 113.5)

  • #37564D

    #37564D

    oklch(42.6% 0.04 174.2)

Open the analogous palette in the generator

Split complementary

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

  • #425541

    #425541

    oklch(42.7% 0.04 143.6)

  • #504B63

    #504B63

    oklch(42.7% 0.04 294.2)

  • #614651

    #614651

    oklch(42.7% 0.04 352.7)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #425541

    #425541

    oklch(42.7% 0.04 143.6)

  • #444F66

    #444F66

    oklch(42.7% 0.041 264.8)

  • #634744

    #634744

    oklch(42.8% 0.039 25.7)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #425541

    #425541

    oklch(42.7% 0.04 143.6)

  • #395362

    #395362

    oklch(42.8% 0.04 234.3)

  • #5A485C

    #5A485C

    oklch(42.8% 0.04 323)

  • #61493A

    #61493A

    oklch(42.7% 0.041 53.3)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #425541, closest first.

Similar named colors

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

Use #425541 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.