#57BF59
Closest named color: Dark Mint (#48C072). oklch(72% 0.171 143.9), rgb(87, 191, 89).
Aa
Black text reads best on this color (9.00:1).
About this color
#57BF59 is a medium-light, vivid green. In OKLCH its lightness is 72%, its chroma 0.171 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Mint (#48C072), ΔE 0.027 away. Black text reads best on it, at 9.00:1.
| Hue family | Greens |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.171) |
| Temperature | in between |
| Nearest name | Dark Mint (#48C072) |
| Black text | 9.00:1 |
| White text | 2.33:1 |
Values
| HEX | #57BF59 |
| RGB | rgb(87, 191, 89) |
| HSL | hsl(121, 45%, 55%) |
| OKLCH | oklch(72% 0.171 143.9) |
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 #57BF59 | 2.33:1 | Fails | Lc -50.6 | Large or bold text, headings |
| Black text on #57BF59 | 9.00:1 | AAA | Lc 58.3 | Large or bold text, headings |
| #57BF59 text on white | 2.33:1 | Fails | Lc 45.7 | Large or bold text, headings |
| #57BF59 text on black | 9.00:1 | AAA | Lc -56.4 | 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
#F0F8F0
oklch(97.1% 0.014 145.5)
-
Step 100
100
#DEF0DD
oklch(93.7% 0.032 143.9)
-
Step 200
200
#C2E4C1
oklch(88.5% 0.059 144.3)
-
Step 300
300
#96D394
oklch(80.9% 0.107 143.8)
-
Step 400
400 (this color)
#57BF59
oklch(72% 0.171 143.9)
-
Step 500
500
#00A720
oklch(63.2% 0.206 143.9)
-
Step 600
600
#008C19
oklch(55.6% 0.181 143.9)
-
Step 700
700
#007614
oklch(49.1% 0.16 143.9)
-
Step 800
800
#00610E
oklch(42.8% 0.139 143.9)
-
Step 900
900
#00510A
oklch(37.7% 0.123 143.9)
-
Step 950
950
#003004
oklch(26.8% 0.087 144)
#57BF59 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) | #C2AF50 | 0.126 |
| Deuteranopia (no green cones) | #B5A660 | 0.126 |
| Tritanopia (no blue cones) | #46BAA8 | 0.107 |
| Achromatopsia (no color) | #AAAAAA | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57BF59
#57BF59
oklch(72% 0.171 143.9)
- #D77BE0
#D77BE0
oklch(71.9% 0.171 323.8)
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 #57BF59, closest first.
No curated palette has a color within ΔE 0.04 of #57BF59.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mint #48C072 ΔE 0.027
- Turtle Green #75B84F ΔE 0.029
- Algae Green #21C36F ΔE 0.030
- Leafy Green #51B73B ΔE 0.033
- Dark Mint Green #20C073 ΔE 0.035
- Cool Green #33B864 ΔE 0.035
- Shamrock Green #02C14D ΔE 0.039
- Boring Green #63B365 ΔE 0.042
Use #57BF59 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.