#37872C
Closest named color: Forest Green (#228B22). oklch(55.4% 0.149 141.3), rgb(55, 135, 44).
Aa
Black text reads best on this color (4.66:1).
About this color
#37872C is a medium-dark, vivid green. In OKLCH its lightness is 55%, its chroma 0.149 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Forest Green (#228B22), ΔE 0.021 away. Black text reads best on it, at 4.66:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.149) |
| Temperature | in between |
| Nearest name | Forest Green (#228B22) |
| Black text | 4.66:1 |
| White text | 4.50:1 |
Values
| HEX | #37872C |
| RGB | rgb(55, 135, 44) |
| HSL | hsl(113, 51%, 35%) |
| OKLCH | oklch(55.4% 0.149 141.3) |
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 #37872C | 4.50:1 | AA | Lc -76.4 | Fine for body text |
| Black text on #37872C | 4.66:1 | AA | Lc 33.2 | Non-text elements, placeholder text |
| #37872C text on white | 4.50:1 | AA | Lc 70.9 | Content text, not long reading |
| #37872C text on black | 4.66:1 | AA | Lc -30.7 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E3EDE1
oklch(93.5% 0.019 140.5)
-
Step 200
200
#CCE0C9
oklch(88.5% 0.038 141.6)
-
Step 300
300
#A9CCA4
oklch(80.9% 0.067 141.6)
-
Step 400
400
#7AB172
oklch(70.6% 0.106 141.3)
-
Step 500
500
#569D4C
oklch(63% 0.136 141.3)
-
Step 600
600 (this color)
#37872C
oklch(55.4% 0.149 141.3)
-
Step 700
700
#29731F
oklch(49.1% 0.139 141.4)
-
Step 800
800
#245E1C
oklch(42.8% 0.115 141.3)
-
Step 900
900
#234D1D
oklch(37.7% 0.09 141.2)
-
Step 950
950
#152D12
oklch(26.9% 0.056 141.6)
#37872C 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) | #8A7B20 | 0.103 |
| Deuteranopia (no green cones) | #807434 | 0.104 |
| Tritanopia (no blue cones) | #2C8374 | 0.097 |
| Achromatopsia (no color) | #777777 | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37872C
#37872C
oklch(55.4% 0.149 141.3)
- #9950A6
#9950A6
oklch(55.3% 0.149 321.4)
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 #37872C, closest first.
No curated palette has a color within ΔE 0.04 of #37872C.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Forest Green #228B22 ΔE 0.021
- Dark Grass Green #388004 ΔE 0.027
- Tree Green #2A7E19 ΔE 0.032
- Emerald Green #028F1E ΔE 0.035
- Kelley Green #009337 ΔE 0.036
- Jungle Green #048243 ΔE 0.037
- Sap Green #5C8B15 ΔE 0.040
- Fern Green #548D44 ΔE 0.043
Use #37872C 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.