#63AF57
Closest named color: Dark Pastel Green (#56AE57). oklch(68.4% 0.144 141), rgb(99, 175, 87).
Aa
Black text reads best on this color (7.80:1).
About this color
#63AF57 is a medium-light, vivid green. In OKLCH its lightness is 68%, its chroma 0.144 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Pastel Green (#56AE57), ΔE 0.012 away. Black text reads best on it, at 7.80:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.144) |
| Temperature | in between |
| Nearest name | Dark Pastel Green (#56AE57) |
| Black text | 7.80:1 |
| White text | 2.69:1 |
Values
| HEX | #63AF57 |
| RGB | rgb(99, 175, 87) |
| HSL | hsl(112, 35%, 51%) |
| OKLCH | oklch(68.4% 0.144 141) |
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 #63AF57 | 2.69:1 | Fails | Lc -57.3 | Large or bold text, headings |
| Black text on #63AF57 | 7.80:1 | AAA | Lc 52.0 | Large or bold text, headings |
| #63AF57 text on white | 2.69:1 | Fails | Lc 52.1 | Large or bold text, headings |
| #63AF57 text on black | 7.80:1 | AAA | Lc -49.8 | 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
#E1EFDE
oklch(93.7% 0.027 140.2)
-
Step 200
200
#C8E2C3
oklch(88.5% 0.05 140.6)
-
Step 300
300
#A1D099
oklch(81% 0.09 141)
-
Step 400
400 (this color)
#63AF57
oklch(68.4% 0.144 141)
-
Step 500
500
#3AA328
oklch(63.1% 0.185 141)
-
Step 600
600
#1E8B00
oklch(55.5% 0.183 141)
-
Step 700
700
#177500
oklch(49% 0.162 141.1)
-
Step 800
800
#116000
oklch(42.6% 0.141 141.1)
-
Step 900
900
#115004
oklch(37.7% 0.12 140.9)
-
Step 950
950
#0D2F07
oklch(27% 0.076 140.8)
#63AF57 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) | #B3A24F | 0.102 |
| Deuteranopia (no green cones) | #A89B5D | 0.101 |
| Tritanopia (no blue cones) | #5CAA9B | 0.096 |
| Achromatopsia (no color) | #9E9E9E | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63AF57
#63AF57
oklch(68.4% 0.144 141)
- #C179CF
#C179CF
oklch(68.3% 0.144 320.9)
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 #63AF57, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Pastel Green #56AE57 ΔE 0.012
- Boring Green #63B365 ΔE 0.017
- Fern #63A950 ΔE 0.017
- Asparagus #77AB56 ΔE 0.022
- Algae #54AC68 ΔE 0.026
- Leaf #71AA34 ΔE 0.030
- Off Green #6BA353 ΔE 0.033
- Mid Green #50A747 ΔE 0.034
Use #63AF57 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.