#37C76F
Closest named color: Algae Green (#21C36F). oklch(73.4% 0.174 151.8), rgb(55, 199, 111).
Aa
Black text reads best on this color (9.56:1).
About this color
#37C76F is a medium-light, vivid green. In OKLCH its lightness is 73%, its chroma 0.174 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Algae Green (#21C36F), ΔE 0.015 away. Black text reads best on it, at 9.56:1.
| Hue family | Greens |
| Lightness | medium-light (73%) |
| Chroma | vivid (0.174) |
| Temperature | in between |
| Nearest name | Algae Green (#21C36F) |
| Black text | 9.56:1 |
| White text | 2.19:1 |
Values
| HEX | #37C76F |
| RGB | rgb(55, 199, 111) |
| HSL | hsl(143, 57%, 50%) |
| OKLCH | oklch(73.4% 0.174 151.8) |
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 #37C76F | 2.19:1 | Fails | Lc -47.5 | Large or bold text, headings |
| Black text on #37C76F | 9.56:1 | AAA | Lc 61.2 | Content text, not long reading |
| #37C76F text on white | 2.19:1 | Fails | Lc 42.8 | Non-text elements, placeholder text |
| #37C76F text on black | 9.56:1 | AAA | Lc -59.4 | Large or bold text, headings |
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 400.
-
Step 50
50
#EFF8F1
oklch(97% 0.013 152.6)
-
Step 100
100
#DBF0E0
oklch(93.5% 0.031 152.9)
-
Step 200
200
#BCE5C6
oklch(88.4% 0.06 152.4)
-
Step 300
300
#89D59E
oklch(80.9% 0.109 152.1)
-
Step 400
400 (this color)
#37C76F
oklch(73.4% 0.174 151.8)
-
Step 500
500
#00A553
oklch(63.2% 0.167 151.8)
-
Step 600
600
#008A45
oklch(55.5% 0.146 152)
-
Step 700
700
#007539
oklch(49.2% 0.13 151.8)
-
Step 800
800
#00602D
oklch(42.8% 0.114 151.6)
-
Step 900
900
#005025
oklch(37.8% 0.1 151.8)
-
Step 950
950
#003013
oklch(27.1% 0.072 151.4)
#37C76F 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) | #C8B668 | 0.148 |
| Deuteranopia (no green cones) | #B6AA75 | 0.145 |
| Tritanopia (no blue cones) | #00C4B2 | 0.093 |
| Achromatopsia (no color) | #AFAFAF | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37C76F
#37C76F
oklch(73.4% 0.174 151.8)
- #E67BD9
#E67BD9
oklch(73.3% 0.174 331.9)
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 #37C76F, closest first.
No curated palette has a color within ΔE 0.04 of #37C76F.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Algae Green #21C36F ΔE 0.015
- Dark Mint #48C072 ΔE 0.023
- Dark Mint Green #20C073 ΔE 0.025
- Seaweed #18D17B ΔE 0.027
- Greenblue #23C48B ΔE 0.039
- Cool Green #33B864 ΔE 0.043
- Soft Green #6FC276 ΔE 0.043
- Shamrock Green #02C14D ΔE 0.043
Use #37C76F 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.