#37422F
Closest named color: Charcoal Grey (#3C4142). oklch(36.3% 0.035 132.4), rgb(55, 66, 47).
Aa
White text reads best on this color (10.59:1).
About this color
#37422F is a dark, muted green. In OKLCH its lightness is 36%, its chroma 0.035 and its hue 132°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.035 away. White text reads best on it, at 10.59:1.
| Hue family | Greens |
| Lightness | dark (36%) |
| Chroma | muted (0.035) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.98:1 |
| White text | 10.59:1 |
Values
| HEX | #37422F |
| RGB | rgb(55, 66, 47) |
| HSL | hsl(95, 17%, 22%) |
| OKLCH | oklch(36.3% 0.035 132.4) |
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.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #37422F | 10.59:1 | AAA | Lc -98.5 | Preferred for body text |
| Black text on #37422F | 1.98:1 | Fails | Lc 9.3 | Not readable |
| #37422F text on white | 10.59:1 | AAA | Lc 94.6 | Preferred for body text |
| #37422F text on black | 1.98:1 | Fails | Lc -8.0 | 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 900.
-
Step 50
50
#F4F6F3
oklch(97.1% 0.004 134.8)
-
Step 100
100
#E8EBE6
oklch(93.6% 0.007 132.4)
-
Step 200
200
#D5DBD2
oklch(88.4% 0.014 134.9)
-
Step 300
300
#BAC4B3
oklch(80.8% 0.026 132.2)
-
Step 400
400
#97A78C
oklch(70.8% 0.042 132.6)
-
Step 500
500
#7D916F
oklch(63.1% 0.055 132.6)
-
Step 600
600
#667B57
oklch(55.6% 0.059 132.7)
-
Step 700
700
#556747
oklch(49% 0.054 132)
-
Step 800
800
#46543B
oklch(42.6% 0.044 131.8)
-
Step 900
900 (this color)
#37422F
oklch(36.3% 0.035 132.4)
-
Step 950
950
#22291E
oklch(27% 0.022 134.3)
#37422F 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) | #443F2E | 0.022 |
| Deuteranopia (no green cones) | #423E30 | 0.022 |
| Tritanopia (no blue cones) | #37403D | 0.026 |
| Achromatopsia (no color) | #3F3F3F | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37422F
#37422F
oklch(36.3% 0.035 132.4)
- #44394B
#44394B
oklch(36.3% 0.034 312.1)
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 #37422F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.035
- Onyx #343A40 ΔE 0.046
- Dark Olive #373E02 ΔE 0.049
- Evergreen #05472A ΔE 0.052
- Pakistan Green #283618 ΔE 0.055
- Dark Slate Gray #2F4F4F ΔE 0.055
- Charcoal #264653 ΔE 0.059
- Pine Green #0A481E ΔE 0.061
Use #37422F 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.