#37422A
Closest named color: Dark Olive (#373E02). oklch(36.2% 0.042 128.3), rgb(55, 66, 42).
Aa
White text reads best on this color (10.63:1).
About this color
#37422A is a dark, muted green. In OKLCH its lightness is 36%, its chroma 0.042 and its hue 128°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.041 away. White text reads best on it, at 10.63:1.
| Hue family | Greens |
| Lightness | dark (36%) |
| Chroma | muted (0.042) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.97:1 |
| White text | 10.63:1 |
Values
| HEX | #37422A |
| RGB | rgb(55, 66, 42) |
| HSL | hsl(88, 22%, 21%) |
| OKLCH | oklch(36.2% 0.042 128.3) |
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 #37422A | 10.63:1 | AAA | Lc -98.6 | Preferred for body text |
| Black text on #37422A | 1.97:1 | Fails | Lc 9.3 | Not readable |
| #37422A text on white | 10.63:1 | AAA | Lc 94.7 | Preferred for body text |
| #37422A text on black | 1.97:1 | Fails | Lc -7.9 | 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
#D6DBCF
oklch(88.4% 0.017 125.3)
-
Step 300
300
#BAC5B0
oklch(80.9% 0.031 129.8)
-
Step 400
400
#97A786
oklch(70.7% 0.05 128.7)
-
Step 500
500
#7E9167
oklch(63% 0.064 127.9)
-
Step 600
600
#677B4F
oklch(55.5% 0.069 128.3)
-
Step 700
700
#56683F
oklch(49.1% 0.065 127.9)
-
Step 800
800
#465534
oklch(42.7% 0.055 128.4)
-
Step 900
900 (this color)
#37422A
oklch(36.2% 0.042 128.3)
-
Step 950
950
#23291B
oklch(27% 0.026 126.9)
#37422A 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) | #443F28 | 0.022 |
| Deuteranopia (no green cones) | #433E2B | 0.023 |
| Tritanopia (no blue cones) | #38403C | 0.033 |
| Achromatopsia (no color) | #3E3E3E | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37422A
#37422A
oklch(36.2% 0.042 128.3)
- #44384F
#44384F
oklch(36.3% 0.042 308.1)
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 #37422A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.041
- Charcoal Grey #3C4142 ΔE 0.043
- Evergreen #05472A ΔE 0.049
- Pakistan Green #283618 ΔE 0.051
- Onyx #343A40 ΔE 0.053
- Pine Green #0A481E ΔE 0.056
- Dark Slate Gray #2F4F4F ΔE 0.060
- Dark Blue Green #005249 ΔE 0.065
Use #37422A 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.