#57B286
Closest named color: Tea (#65AB7C). oklch(69.5% 0.11 160.5), rgb(87, 178, 134).
Aa
Black text reads best on this color (8.11:1).
About this color
#57B286 is a medium-light, moderately saturated green. In OKLCH its lightness is 70%, its chroma 0.110 and its hue 161°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tea (#65AB7C), ΔE 0.021 away. Black text reads best on it, at 8.11:1.
| Hue family | Greens |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.110) |
| Temperature | in between |
| Nearest name | Tea (#65AB7C) |
| Black text | 8.11:1 |
| White text | 2.58:1 |
Values
| HEX | #57B286 |
| RGB | rgb(87, 178, 134) |
| HSL | hsl(151, 37%, 52%) |
| OKLCH | oklch(69.5% 0.11 160.5) |
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 #57B286 | 2.58:1 | Fails | Lc -55.5 | Large or bold text, headings |
| Black text on #57B286 | 8.11:1 | AAA | Lc 53.7 | Large or bold text, headings |
| #57B286 text on white | 2.58:1 | Fails | Lc 50.4 | Large or bold text, headings |
| #57B286 text on black | 8.11:1 | AAA | Lc -51.6 | 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
#F0F7F3
oklch(97% 0.009 161.4)
-
Step 100
100
#DFEEE5
oklch(93.5% 0.02 159.7)
-
Step 200
200
#C4E1D1
oklch(88.4% 0.038 161.4)
-
Step 300
300
#9ACFB2
oklch(80.9% 0.069 160.4)
-
Step 400
400 (this color)
#57B286
oklch(69.5% 0.11 160.5)
-
Step 500
500
#06A36C
oklch(63.2% 0.141 160.4)
-
Step 600
600
#00895A
oklch(55.6% 0.125 160.5)
-
Step 700
700
#00734B
oklch(49% 0.11 160.6)
-
Step 800
800
#005F3D
oklch(42.9% 0.096 160.4)
-
Step 900
900
#004F32
oklch(37.7% 0.085 160.4)
-
Step 950
950
#032F1D
oklch(27.1% 0.058 160.7)
#57B286 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) | #B0A784 | 0.105 |
| Deuteranopia (no green cones) | #A39D89 | 0.102 |
| Tritanopia (no blue cones) | #3AB1A6 | 0.048 |
| Achromatopsia (no color) | #A1A1A1 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57B286
#57B286
oklch(69.5% 0.11 160.5)
- #CB81B2
#CB81B2
oklch(69.5% 0.111 340.5)
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 #57B286, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tea #65AB7C ΔE 0.021
- Greeny Blue #42B395 ΔE 0.023
- Dark Seafoam Green #3EAF76 ΔE 0.031
- Bluey Green #2BB179 ΔE 0.036
- Dusty Green #76A973 ΔE 0.036
- Medium Sea Green #3CB371 ΔE 0.038
- Faded Green #7BB274 ΔE 0.038
- Dark Seafoam #1FB57A ΔE 0.039
Use #57B286 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.