#37987A
Closest named color: Ocean Green (#3D9973). oklch(61.4% 0.102 169.1), rgb(55, 152, 122).
Aa
Black text reads best on this color (5.93:1).
About this color
#37987A is a medium-dark, moderately saturated green. In OKLCH its lightness is 61%, its chroma 0.102 and its hue 169°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Ocean Green (#3D9973), ΔE 0.012 away. Black text reads best on it, at 5.93:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.102) |
| Temperature | in between |
| Nearest name | Ocean Green (#3D9973) |
| Black text | 5.93:1 |
| White text | 3.53:1 |
Values
| HEX | #37987A |
| RGB | rgb(55, 152, 122) |
| HSL | hsl(161, 47%, 41%) |
| OKLCH | oklch(61.4% 0.102 169.1) |
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 #37987A | 3.53:1 | AA large text | Lc -68.2 | Content text, not long reading |
| Black text on #37987A | 5.93:1 | AA | Lc 41.4 | Non-text elements, placeholder text |
| #37987A text on white | 3.53:1 | AA large text | Lc 62.7 | Content text, not long reading |
| #37987A text on black | 5.93:1 | AA | Lc -39.0 | 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 500.
-
Step 50
50
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E1EDE8
oklch(93.6% 0.014 169.2)
-
Step 200
200
#C8DFD6
oklch(88.4% 0.027 170.2)
-
Step 300
300
#A2CBBB
oklch(80.8% 0.049 169.3)
-
Step 400
400
#6CB198
oklch(70.7% 0.08 168.9)
-
Step 500
500 (this color)
#37987A
oklch(61.4% 0.102 169.1)
-
Step 600
600
#038868
oklch(55.7% 0.111 168.8)
-
Step 700
700
#007257
oklch(49.1% 0.098 169.1)
-
Step 800
800
#015E47
oklch(42.8% 0.086 168.8)
-
Step 900
900
#124D3B
oklch(37.8% 0.067 168.3)
-
Step 950
950
#0D2D23
oklch(27% 0.042 169.5)
#37987A 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) | #948E78 | 0.103 |
| Deuteranopia (no green cones) | #86847C | 0.099 |
| Tritanopia (no blue cones) | #00998F | 0.033 |
| Achromatopsia (no color) | #888888 | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37987A
#37987A
oklch(61.4% 0.102 169.1)
- #B26A8E
#B26A8E
oklch(61.4% 0.102 349.2)
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 #37987A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean Green #3D9973 ΔE 0.012
- Blue Green #0F9B8E ΔE 0.029
- Persian Green #2A9D8F ΔE 0.029
- Viridian #1E9167 ΔE 0.036
- Sea #3C9992 ΔE 0.036
- Dusty Teal #4C9085 ΔE 0.037
- Grey Teal #5E9B8A ΔE 0.044
- Slate Green #658D6D ΔE 0.046
Use #37987A 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.