#57AF64
Closest named color: Algae (#54AC68). oklch(68.1% 0.138 147), rgb(87, 175, 100).
Aa
Black text reads best on this color (7.72:1).
About this color
#57AF64 is a medium-light, moderately saturated green. In OKLCH its lightness is 68%, its chroma 0.138 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Algae (#54AC68), ΔE 0.012 away. Black text reads best on it, at 7.72:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.138) |
| Temperature | in between |
| Nearest name | Algae (#54AC68) |
| Black text | 7.72:1 |
| White text | 2.71:1 |
Values
| HEX | #57AF64 |
| RGB | rgb(87, 175, 100) |
| HSL | hsl(129, 35%, 51%) |
| OKLCH | oklch(68.1% 0.138 147) |
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 #57AF64 | 2.71:1 | Fails | Lc -57.7 | Large or bold text, headings |
| Black text on #57AF64 | 7.72:1 | AAA | Lc 51.6 | Large or bold text, headings |
| #57AF64 text on white | 2.71:1 | Fails | Lc 52.5 | Large or bold text, headings |
| #57AF64 text on black | 7.72:1 | AAA | Lc -49.4 | 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
#F1F8F1
oklch(97.2% 0.012 145.5)
-
Step 100
100
#E0EFE0
oklch(93.7% 0.026 145.4)
-
Step 200
200
#C5E2C7
oklch(88.4% 0.048 147.1)
-
Step 300
300
#9CD0A0
oklch(80.9% 0.086 146.7)
-
Step 400
400 (this color)
#57AF64
oklch(68.1% 0.138 147)
-
Step 500
500
#1FA442
oklch(63% 0.176 147)
-
Step 600
600
#008B31
oklch(55.5% 0.165 147.1)
-
Step 700
700
#007528
oklch(49% 0.145 147.1)
-
Step 800
800
#00601F
oklch(42.6% 0.127 147)
-
Step 900
900
#005019
oklch(37.6% 0.111 147.2)
-
Step 950
950
#062F0F
oklch(26.9% 0.072 147)
#57AF64 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) | #B1A25E | 0.109 |
| Deuteranopia (no green cones) | #A59A69 | 0.108 |
| Tritanopia (no blue cones) | #48AC9D | 0.081 |
| Achromatopsia (no color) | #9D9D9D | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57AF64
#57AF64
oklch(68.1% 0.138 147)
- #C578C5
#C578C5
oklch(68.1% 0.139 327)
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 #57AF64, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Algae #54AC68 ΔE 0.012
- Dark Pastel Green #56AE57 ΔE 0.015
- Boring Green #63B365 ΔE 0.017
- Medium Sea Green #3CB371 ΔE 0.021
- Fern #63A950 ΔE 0.023
- Seaweed Green #35AD6B ΔE 0.025
- Dark Seafoam Green #3EAF76 ΔE 0.026
- Jade Green #2BAF6A ΔE 0.027
Use #57AF64 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.