#37422C
Closest named color: Charcoal Grey (#3C4142). oklch(36.2% 0.039 129.8), rgb(55, 66, 44).
Aa
White text reads best on this color (10.61:1).
About this color
#37422C is a dark, muted green. In OKLCH its lightness is 36%, its chroma 0.039 and its hue 130°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.040 away. White text reads best on it, at 10.61:1.
| Hue family | Greens |
| Lightness | dark (36%) |
| Chroma | muted (0.039) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.97:1 |
| White text | 10.61:1 |
Values
| HEX | #37422C |
| RGB | rgb(55, 66, 44) |
| HSL | hsl(90, 20%, 22%) |
| OKLCH | oklch(36.2% 0.039 129.8) |
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 #37422C | 10.61:1 | AAA | Lc -98.6 | Preferred for body text |
| Black text on #37422C | 1.97:1 | Fails | Lc 9.3 | Not readable |
| #37422C text on white | 10.61:1 | AAA | Lc 94.6 | Preferred for body text |
| #37422C text on black | 1.97:1 | 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
#E8EBE5
oklch(93.6% 0.009 128.6)
-
Step 200
200
#D6DBD0
oklch(88.4% 0.016 126.8)
-
Step 300
300
#BAC5B1
oklch(80.9% 0.03 130.8)
-
Step 400
400
#97A788
oklch(70.7% 0.047 129.8)
-
Step 500
500
#7E916B
oklch(63.1% 0.059 129.6)
-
Step 600
600
#677B52
oklch(55.6% 0.065 129.4)
-
Step 700
700
#556843
oklch(49.1% 0.061 130.5)
-
Step 800
800
#465537
oklch(42.8% 0.051 129.9)
-
Step 900
900 (this color)
#37422C
oklch(36.2% 0.039 129.8)
-
Step 950
950
#22291C
oklch(27% 0.025 131)
#37422C 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) | #443F2B | 0.022 |
| Deuteranopia (no green cones) | #423E2D | 0.022 |
| Tritanopia (no blue cones) | #38403C | 0.030 |
| Achromatopsia (no color) | #3E3E3E | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37422C
#37422C
oklch(36.2% 0.039 129.8)
- #44384D
#44384D
oklch(36.2% 0.039 310.4)
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 #37422C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.040
- Dark Olive #373E02 ΔE 0.044
- Evergreen #05472A ΔE 0.050
- Onyx #343A40 ΔE 0.050
- Pakistan Green #283618 ΔE 0.052
- Pine Green #0A481E ΔE 0.058
- Dark Slate Gray #2F4F4F ΔE 0.058
- Charcoal #264653 ΔE 0.063
Use #37422C 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.