#37880F
Closest named color: Forest Green (#228B22). oklch(55.5% 0.166 138.4), rgb(55, 136, 15).
Aa
Black text reads best on this color (4.69:1).
About this color
#37880F is a medium-dark, vivid green. In OKLCH its lightness is 55%, its chroma 0.166 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Forest Green (#228B22), ΔE 0.014 away. Black text reads best on it, at 4.69:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.166) |
| Temperature | in between |
| Nearest name | Forest Green (#228B22) |
| Black text | 4.69:1 |
| White text | 4.47:1 |
Values
| HEX | #37880F |
| RGB | rgb(55, 136, 15) |
| HSL | hsl(100, 80%, 30%) |
| OKLCH | oklch(55.5% 0.166 138.4) |
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 #37880F | 4.47:1 | AA large text | Lc -76.2 | Fine for body text |
| Black text on #37880F | 4.69:1 | AA | Lc 33.4 | Non-text elements, placeholder text |
| #37880F text on white | 4.47:1 | AA large text | Lc 70.7 | Content text, not long reading |
| #37880F text on black | 4.69:1 | AA | Lc -31.0 | 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
#E3EEE0
oklch(93.7% 0.022 139)
-
Step 200
200
#CCE0C6
oklch(88.5% 0.041 138.5)
-
Step 300
300
#A9CD9E
oklch(81% 0.075 138.4)
-
Step 400
400
#7AB268
oklch(70.6% 0.119 138.4)
-
Step 500
500
#559E3B
oklch(63% 0.153 138.4)
-
Step 600
600 (this color)
#37880F
oklch(55.5% 0.166 138.4)
-
Step 700
700
#2A7300
oklch(49% 0.153 138.4)
-
Step 800
800
#245E07
oklch(42.7% 0.128 138.3)
-
Step 900
900
#234D12
oklch(37.6% 0.1 138.2)
-
Step 950
950
#152D0D
oklch(26.9% 0.062 138.6)
#37880F 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) | #8C7B00 | 0.108 |
| Deuteranopia (no green cones) | #827520 | 0.106 |
| Tritanopia (no blue cones) | #2F8373 | 0.115 |
| Achromatopsia (no color) | #777777 | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37880F
#37880F
oklch(55.5% 0.166 138.4)
- #9A4CB0
#9A4CB0
oklch(55.4% 0.167 318.3)
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 #37880F, closest first.
No curated palette has a color within ΔE 0.04 of #37880F.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Forest Green #228B22 ΔE 0.014
- Dark Grass Green #388004 ΔE 0.024
- Emerald Green #028F1E ΔE 0.025
- Tree Green #2A7E19 ΔE 0.034
- Kelley Green #009337 ΔE 0.036
- Irish Green #019529 ΔE 0.038
- Green #008000 ΔE 0.038
- True Green #089404 ΔE 0.039
Use #37880F 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.