#254238
Closest named color: Charcoal Grey (#3C4142). oklch(35.3% 0.039 170), rgb(37, 66, 56).
Aa
White text reads best on this color (10.96:1).
About this color
#254238 is a dark, muted green. In OKLCH its lightness is 35%, its chroma 0.039 and its hue 170°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.039 away. White text reads best on it, at 10.96:1.
| Hue family | Greens |
| Lightness | dark (35%) |
| Chroma | muted (0.039) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.91:1 |
| White text | 10.96:1 |
Values
| HEX | #254238 |
| RGB | rgb(37, 66, 56) |
| HSL | hsl(159, 28%, 20%) |
| OKLCH | oklch(35.3% 0.039 170) |
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.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #254238 | 10.96:1 | AAA | Lc -99.2 | Preferred for body text |
| Black text on #254238 | 1.91:1 | Fails | Lc 8.6 | Not readable |
| #254238 text on white | 10.96:1 | AAA | Lc 95.3 | Preferred for body text |
| #254238 text on black | 1.91:1 | Fails | Lc -7.3 | 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 900.
-
Step 50
50
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E5ECE9
oklch(93.7% 0.008 168.7)
-
Step 200
200
#CFDDD7
oklch(88.5% 0.017 168.4)
-
Step 300
300
#AFC7BE
oklch(80.9% 0.029 171)
-
Step 400
400
#84AB9C
oklch(70.8% 0.048 169.4)
-
Step 500
500
#649684
oklch(63.2% 0.06 169.8)
-
Step 600
600
#49806D
oklch(55.6% 0.066 169.6)
-
Step 700
700
#3A6C5B
oklch(49.1% 0.061 169.7)
-
Step 800
800
#31584B
oklch(42.7% 0.05 170.5)
-
Step 900
900 (this color)
#254238
oklch(35.3% 0.039 170)
-
Step 950
950
#1A2A25
oklch(26.9% 0.023 173)
#254238 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.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #403E38 | 0.040 |
| Deuteranopia (no green cones) | #3C3B39 | 0.039 |
| Tritanopia (no blue cones) | #1D423F | 0.014 |
| Achromatopsia (no color) | #3C3C3C | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #254238
#254238
oklch(35.3% 0.039 170)
- #4B333E
#4B333E
oklch(35.3% 0.039 350.1)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #254238, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.039
- Onyx #343A40 ΔE 0.040
- Evergreen #05472A ΔE 0.042
- Dark Teal #014D4E ΔE 0.044
- Charcoal #264653 ΔE 0.045
- Dark Blue Grey #1F3B4D ΔE 0.051
- Dark Blue Green #005249 ΔE 0.053
- Dark Slate Gray #2F4F4F ΔE 0.053
Use #254238 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.