#57AC58
Closest named color: Dark Pastel Green (#56AE57). oklch(67.1% 0.145 144), rgb(87, 172, 88).
Aa
Black text reads best on this color (7.44:1).
About this color
#57AC58 is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.145 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Pastel Green (#56AE57), ΔE 0.006 away. Black text reads best on it, at 7.44:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.145) |
| Temperature | in between |
| Nearest name | Dark Pastel Green (#56AE57) |
| Black text | 7.44:1 |
| White text | 2.81:1 |
Values
| HEX | #57AC58 |
| RGB | rgb(87, 172, 88) |
| HSL | hsl(121, 34%, 51%) |
| OKLCH | oklch(67.1% 0.145 144) |
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 #57AC58 | 2.81:1 | Fails | Lc -59.2 | Large or bold text, headings |
| Black text on #57AC58 | 7.44:1 | AAA | Lc 50.1 | Large or bold text, headings |
| #57AC58 text on white | 2.81:1 | Fails | Lc 53.9 | Large or bold text, headings |
| #57AC58 text on black | 7.44:1 | AAA | Lc -47.9 | 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
#F1F8F0
oklch(97.2% 0.013 141.8)
-
Step 100
100
#E0EFDF
oklch(93.7% 0.027 143.6)
-
Step 200
200
#C6E2C5
oklch(88.4% 0.049 144.2)
-
Step 300
300
#9DD09B
oklch(80.8% 0.091 143.8)
-
Step 400
400 (this color)
#57AC58
oklch(67.1% 0.145 144)
-
Step 500
500
#29A432
oklch(63% 0.186 143.9)
-
Step 600
600
#008C1A
oklch(55.6% 0.18 144)
-
Step 700
700
#007614
oklch(49.1% 0.16 143.9)
-
Step 800
800
#00610F
oklch(42.8% 0.139 144)
-
Step 900
900
#02510C
oklch(37.8% 0.121 143.9)
-
Step 950
950
#082F0A
oklch(26.9% 0.076 143.8)
#57AC58 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) | #AF9F51 | 0.109 |
| Deuteranopia (no green cones) | #A3975E | 0.107 |
| Tritanopia (no blue cones) | #4BA898 | 0.090 |
| Achromatopsia (no color) | #9A9A9A | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57AC58
#57AC58
oklch(67.1% 0.145 144)
- #C174C8
#C174C8
oklch(67.2% 0.146 324)
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 #57AC58, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Pastel Green #56AE57 ΔE 0.006
- Fern #63A950 ΔE 0.013
- Algae #54AC68 ΔE 0.019
- Mid Green #50A747 ΔE 0.023
- Boring Green #63B365 ΔE 0.027
- Seaweed Green #35AD6B ΔE 0.028
- Off Green #6BA353 ΔE 0.029
- Jade Green #2BAF6A ΔE 0.029
Use #57AC58 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.