#57AE45
Closest named color: Grass (#5CAC2D). oklch(67.3% 0.165 140.3), rgb(87, 174, 69).
Aa
Black text reads best on this color (7.54:1).
About this color
#57AE45 is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.165 and its hue 140°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grass (#5CAC2D), ΔE 0.018 away. Black text reads best on it, at 7.54:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.165) |
| Temperature | in between |
| Nearest name | Grass (#5CAC2D) |
| Black text | 7.54:1 |
| White text | 2.78:1 |
Values
| HEX | #57AE45 |
| RGB | rgb(87, 174, 69) |
| HSL | hsl(110, 43%, 48%) |
| OKLCH | oklch(67.3% 0.165 140.3) |
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 #57AE45 | 2.78:1 | Fails | Lc -58.6 | Large or bold text, headings |
| Black text on #57AE45 | 7.54:1 | AAA | Lc 50.7 | Large or bold text, headings |
| #57AE45 text on white | 2.78:1 | Fails | Lc 53.4 | Large or bold text, headings |
| #57AE45 text on black | 7.54:1 | AAA | Lc -48.5 | 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
#F1F8EF
oklch(97.1% 0.014 138.7)
-
Step 100
100
#E0EFDC
oklch(93.6% 0.03 139.1)
-
Step 200
200
#C6E3BF
oklch(88.5% 0.057 139.6)
-
Step 300
300
#9CD192
oklch(80.8% 0.103 140.6)
-
Step 400
400 (this color)
#57AE45
oklch(67.3% 0.165 140.3)
-
Step 500
500
#2EA500
oklch(63.2% 0.205 140.3)
-
Step 600
600
#258B00
oklch(55.7% 0.181 140.4)
-
Step 700
700
#1E7500
oklch(49.2% 0.159 140.3)
-
Step 800
800
#176000
oklch(42.8% 0.139 140.3)
-
Step 900
900
#115000
oklch(37.7% 0.122 140.4)
-
Step 950
950
#073000
oklch(27% 0.088 140.4)
#57AE45 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) | #B2A03A | 0.113 |
| Deuteranopia (no green cones) | #A7984D | 0.114 |
| Tritanopia (no blue cones) | #4EA997 | 0.109 |
| Achromatopsia (no color) | #9B9B9B | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57AE45
#57AE45
oklch(67.3% 0.165 140.3)
- #C270D4
#C270D4
oklch(67.3% 0.165 320.2)
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 #57AE45, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass #5CAC2D ΔE 0.018
- Dark Pastel Green #56AE57 ΔE 0.018
- Medium Green #39AD48 ΔE 0.022
- Mid Green #50A747 ΔE 0.023
- Fern #63A950 ΔE 0.024
- Leaf #71AA34 ΔE 0.025
- Leafy Green #51B73B ΔE 0.030
- Leaf Green #5CA904 ΔE 0.033
Use #57AE45 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.