#57B024
Closest named color: Grass (#5CAC2D). oklch(67.6% 0.19 137.1), rgb(87, 176, 36).
Aa
Black text reads best on this color (7.64:1).
About this color
#57B024 is a medium-light, vivid green. In OKLCH its lightness is 68%, its chroma 0.190 and its hue 137°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grass (#5CAC2D), ΔE 0.014 away. Black text reads best on it, at 7.64:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.190) |
| Temperature | in between |
| Nearest name | Grass (#5CAC2D) |
| Black text | 7.64:1 |
| White text | 2.74:1 |
Values
| HEX | #57B024 |
| RGB | rgb(87, 176, 36) |
| HSL | hsl(98, 66%, 42%) |
| OKLCH | oklch(67.6% 0.19 137.1) |
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 #57B024 | 2.74:1 | Fails | Lc -58.0 | Large or bold text, headings |
| Black text on #57B024 | 7.64:1 | AAA | Lc 51.3 | Large or bold text, headings |
| #57B024 text on white | 2.74:1 | Fails | Lc 52.8 | Large or bold text, headings |
| #57B024 text on black | 7.64:1 | AAA | Lc -49.1 | 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 400.
-
Step 50
50
#F1F8EE
oklch(97.1% 0.015 136.1)
-
Step 100
100
#DFF0D9
oklch(93.6% 0.035 137.5)
-
Step 200
200
#C5E4B9
oklch(88.5% 0.066 137)
-
Step 300
300
#9CD386
oklch(81% 0.119 137.1)
-
Step 400
400 (this color)
#57B024
oklch(67.6% 0.19 137.1)
-
Step 500
500
#48A200
oklch(63.2% 0.192 137)
-
Step 600
600
#3B8800
oklch(55.6% 0.169 137.1)
-
Step 700
700
#317200
oklch(49% 0.148 136.9)
-
Step 800
800
#275E00
oklch(42.7% 0.129 137)
-
Step 900
900
#1F4E00
oklch(37.6% 0.114 137)
-
Step 950
950
#102F00
oklch(27.1% 0.082 137)
#57B024 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) | #B6A100 | 0.118 |
| Deuteranopia (no green cones) | #AB9934 | 0.120 |
| Tritanopia (no blue cones) | #51A996 | 0.134 |
| Achromatopsia (no color) | #9C9C9C | 0.190 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57B024
#57B024
oklch(67.6% 0.19 137.1)
- #C56BE3
#C56BE3
oklch(67.7% 0.19 317.1)
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 #57B024, closest first.
No curated palette has a color within ΔE 0.04 of #57B024.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass #5CAC2D ΔE 0.014
- Leaf Green #5CA904 ΔE 0.019
- Leafy Green #51B73B ΔE 0.021
- Medium Green #39AD48 ΔE 0.034
- Leaf #71AA34 ΔE 0.034
- Frog Green #58BC08 ΔE 0.037
- Shamrock #01B44C ΔE 0.039
- Mid Green #50A747 ΔE 0.042
Use #57B024 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.