#37824B
Closest named color: Sea Green (#2E8B57). oklch(54.5% 0.113 149.9), rgb(55, 130, 75).
Aa
White text reads best on this color (4.71:1).
About this color
#37824B is a medium-dark, moderately saturated green. In OKLCH its lightness is 54%, its chroma 0.113 and its hue 150°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.027 away. White text reads best on it, at 4.71:1.
| Hue family | Greens |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.113) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.45:1 |
| White text | 4.71:1 |
Values
| HEX | #37824B |
| RGB | rgb(55, 130, 75) |
| HSL | hsl(136, 41%, 36%) |
| OKLCH | oklch(54.5% 0.113 149.9) |
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 #37824B | 4.71:1 | AA | Lc -77.9 | Fine for body text |
| Black text on #37824B | 4.45:1 | AA large text | Lc 31.6 | Non-text elements, placeholder text |
| #37824B text on white | 4.71:1 | AA | Lc 72.5 | Content text, not long reading |
| #37824B text on black | 4.45:1 | AA large text | Lc -29.2 | Dividers and decoration only |
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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E3EDE5
oklch(93.6% 0.015 151.8)
-
Step 200
200
#CDDFCF
oklch(88.6% 0.029 148.6)
-
Step 300
300
#AACAAF
oklch(80.8% 0.051 149.6)
-
Step 400
400
#7CAF86
oklch(70.7% 0.08 150)
-
Step 500
500
#589B67
oklch(63.1% 0.104 149.8)
-
Step 600
600 (this color)
#37824B
oklch(54.5% 0.113 149.9)
-
Step 700
700
#2C713F
oklch(49.1% 0.105 149.9)
-
Step 800
800
#265C34
oklch(42.7% 0.087 149.8)
-
Step 900
900
#244C2E
oklch(37.8% 0.068 150.2)
-
Step 950
950
#162C1B
oklch(26.9% 0.042 150.1)
#37824B 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) | #837847 | 0.094 |
| Deuteranopia (no green cones) | #79714F | 0.092 |
| Tritanopia (no blue cones) | #258074 | 0.062 |
| Achromatopsia (no color) | #737373 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37824B
#37824B
oklch(54.5% 0.113 149.9)
- #94568F
#94568F
oklch(54.5% 0.112 329.9)
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 #37824B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.027
- Jungle Green #048243 ΔE 0.028
- Dark Sage #598556 ΔE 0.040
- Fern Green #548D44 ΔE 0.048
- Viridian #1E9167 ΔE 0.048
- Military Green #667C3E ΔE 0.049
- Tree Green #2A7E19 ΔE 0.052
- Light Forest Green #4F9153 ΔE 0.053
Use #37824B 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.