#37876B
Closest named color: Viridian (#1E9167). oklch(56.6% 0.09 167.2), rgb(55, 135, 107).
Aa
Black text reads best on this color (4.84:1).
About this color
#37876B is a medium-dark, moderately saturated green. In OKLCH its lightness is 57%, its chroma 0.090 and its hue 167°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Viridian (#1E9167), ΔE 0.035 away. Black text reads best on it, at 4.84:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.090) |
| Temperature | in between |
| Nearest name | Viridian (#1E9167) |
| Black text | 4.84:1 |
| White text | 4.33:1 |
Values
| HEX | #37876B |
| RGB | rgb(55, 135, 107) |
| HSL | hsl(159, 42%, 37%) |
| OKLCH | oklch(56.6% 0.09 167.2) |
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 #37876B | 4.33:1 | AA large text | Lc -75.3 | Fine for body text |
| Black text on #37876B | 4.84:1 | AA | Lc 34.3 | Non-text elements, placeholder text |
| #37876B text on white | 4.33:1 | AA large text | Lc 69.8 | Content text, not long reading |
| #37876B text on black | 4.84:1 | AA | Lc -31.9 | 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
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E3ECE8
oklch(93.5% 0.011 167.8)
-
Step 200
200
#CCDED6
oklch(88.5% 0.022 167.4)
-
Step 300
300
#A9C9BB
oklch(80.8% 0.04 167.1)
-
Step 400
400
#79AE98
oklch(70.7% 0.065 166.8)
-
Step 500
500
#539A7F
oklch(63.2% 0.083 167)
-
Step 600
600 (this color)
#37876B
oklch(56.6% 0.09 167.2)
-
Step 700
700
#257057
oklch(49.2% 0.084 167.3)
-
Step 800
800
#215B47
oklch(42.7% 0.069 167.2)
-
Step 900
900
#214B3C
oklch(37.8% 0.054 167.7)
-
Step 950
950
#142C23
oklch(27% 0.035 167.4)
#37876B 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) | #847E6A | 0.091 |
| Deuteranopia (no green cones) | #78766D | 0.087 |
| Tritanopia (no blue cones) | #0A877F | 0.034 |
| Achromatopsia (no color) | #797979 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37876B
#37876B
oklch(56.6% 0.09 167.2)
- #9D6080
#9D6080
oklch(56.7% 0.09 347.6)
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 #37876B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Viridian #1E9167 ΔE 0.035
- Sea Green #2E8B57 ΔE 0.036
- Dark Sage #598556 ΔE 0.038
- Dark Cyan #008B8B ΔE 0.047
- Dusty Teal #4C9085 ΔE 0.048
- Teal #008080 ΔE 0.049
- Slate Green #658D6D ΔE 0.051
- Ocean Green #3D9973 ΔE 0.054
Use #37876B 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.