#57AC71
Closest named color: Algae (#54AC68). oklch(67.5% 0.121 151.9), rgb(87, 172, 113).
Aa
Black text reads best on this color (7.54:1).
About this color
#57AC71 is a medium-light, moderately saturated green. In OKLCH its lightness is 68%, its chroma 0.121 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Algae (#54AC68), ΔE 0.013 away. Black text reads best on it, at 7.54:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.121) |
| Temperature | in between |
| Nearest name | Algae (#54AC68) |
| Black text | 7.54:1 |
| White text | 2.78:1 |
Values
| HEX | #57AC71 |
| RGB | rgb(87, 172, 113) |
| HSL | hsl(138, 34%, 51%) |
| OKLCH | oklch(67.5% 0.121 151.9) |
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 #57AC71 | 2.78:1 | Fails | Lc -58.7 | Large or bold text, headings |
| Black text on #57AC71 | 7.54:1 | AAA | Lc 50.6 | Large or bold text, headings |
| #57AC71 text on white | 2.78:1 | Fails | Lc 53.4 | Large or bold text, headings |
| #57AC71 text on black | 7.54:1 | AAA | Lc -48.4 | 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
#F1F7F2
oklch(97% 0.009 150.7)
-
Step 100
100
#E0EEE3
oklch(93.6% 0.021 152.2)
-
Step 200
200
#C6E2CC
oklch(88.6% 0.042 151.8)
-
Step 300
300
#9DCFA9
oklch(80.9% 0.075 151.8)
-
Step 400
400 (this color)
#57AC71
oklch(67.5% 0.121 151.9)
-
Step 500
500
#24A358
oklch(63.1% 0.154 151.9)
-
Step 600
600
#008A45
oklch(55.5% 0.146 152)
-
Step 700
700
#007539
oklch(49.2% 0.13 151.8)
-
Step 800
800
#00602E
oklch(42.8% 0.113 152)
-
Step 900
900
#005025
oklch(37.8% 0.1 151.8)
-
Step 950
950
#062F16
oklch(27% 0.064 152.1)
#57AC71 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) | #ACA06D | 0.103 |
| Deuteranopia (no green cones) | #A09875 | 0.101 |
| Tritanopia (no blue cones) | #44AA9D | 0.064 |
| Achromatopsia (no color) | #9B9B9B | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57AC71
#57AC71
oklch(67.5% 0.121 151.9)
- #C27AB8
#C27AB8
oklch(67.6% 0.121 331.9)
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 #57AC71, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Algae #54AC68 ΔE 0.013
- Dark Seafoam Green #3EAF76 ΔE 0.018
- Tea #65AB7C ΔE 0.022
- Medium Sea Green #3CB371 ΔE 0.026
- Seaweed Green #35AD6B ΔE 0.026
- Bluey Green #2BB179 ΔE 0.027
- Dull Green #74A662 ΔE 0.030
- Boring Green #63B365 ΔE 0.031
Use #57AC71 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.