#57A71B
Closest named color: Leaf Green (#5CA904). oklch(65.2% 0.183 135.8), rgb(87, 167, 27).
Aa
Black text reads best on this color (6.94:1).
About this color
#57A71B is a medium-light, vivid green. In OKLCH its lightness is 65%, its chroma 0.183 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Leaf Green (#5CA904), ΔE 0.010 away. Black text reads best on it, at 6.94:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.183) |
| Temperature | in between |
| Nearest name | Leaf Green (#5CA904) |
| Black text | 6.94:1 |
| White text | 3.02:1 |
Values
| HEX | #57A71B |
| RGB | rgb(87, 167, 27) |
| HSL | hsl(94, 72%, 38%) |
| OKLCH | oklch(65.2% 0.183 135.8) |
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 #57A71B | 3.02:1 | AA large text | Lc -62.0 | Content text, not long reading |
| Black text on #57A71B | 6.94:1 | AA | Lc 47.4 | Large or bold text, headings |
| #57A71B text on white | 3.02:1 | AA large text | Lc 56.6 | Large or bold text, headings |
| #57A71B text on black | 6.94:1 | AA | Lc -45.1 | 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 500.
-
Step 50
50
#F2F7EF
oklch(97% 0.012 133.4)
-
Step 100
100
#E2EEDD
oklch(93.5% 0.026 136.3)
-
Step 200
200
#CBE1C1
oklch(88.5% 0.049 135.8)
-
Step 300
300
#A7CE94
oklch(80.8% 0.089 135.6)
-
Step 400
400
#76B455
oklch(70.6% 0.143 135.9)
-
Step 500
500 (this color)
#57A71B
oklch(65.2% 0.183 135.8)
-
Step 600
600
#418700
oklch(55.5% 0.165 135.8)
-
Step 700
700
#367200
oklch(49.2% 0.146 135.8)
-
Step 800
800
#2B5D00
oklch(42.6% 0.126 135.7)
-
Step 900
900
#234E00
oklch(37.8% 0.112 135.7)
-
Step 950
950
#142E03
oklch(27% 0.075 135.6)
#57A71B 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) | #AD9800 | 0.112 |
| Deuteranopia (no green cones) | #A3922D | 0.112 |
| Tritanopia (no blue cones) | #54A08E | 0.132 |
| Achromatopsia (no color) | #949494 | 0.183 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57A71B
#57A71B
oklch(65.2% 0.183 135.8)
- #BA66DA
#BA66DA
oklch(65.2% 0.184 315.9)
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 #57A71B, closest first.
No curated palette has a color within ΔE 0.04 of #57A71B.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leaf Green #5CA904 ΔE 0.010
- Grass #5CAC2D ΔE 0.017
- Mid Green #50A747 ΔE 0.031
- Medium Green #39AD48 ΔE 0.032
- Leaf #71AA34 ΔE 0.035
- Kelly Green #02AB2E ΔE 0.037
- Grassy Green #419C03 ΔE 0.040
- Grass Green #3F9B0B ΔE 0.043
Use #57A71B 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.