#63C55F
Closest named color: Soft Green (#6FC276). oklch(74% 0.168 142.9), rgb(99, 197, 95).
Aa
Black text reads best on this color (9.68:1).
About this color
#63C55F is a medium-light, vivid green. In OKLCH its lightness is 74%, its chroma 0.168 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Soft Green (#6FC276), ΔE 0.034 away. Black text reads best on it, at 9.68:1.
| Hue family | Greens |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.168) |
| Temperature | in between |
| Nearest name | Soft Green (#6FC276) |
| Black text | 9.68:1 |
| White text | 2.16:1 |
Values
| HEX | #63C55F |
| RGB | rgb(99, 197, 95) |
| HSL | hsl(118, 47%, 57%) |
| OKLCH | oklch(74% 0.168 142.9) |
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 #63C55F | 2.16:1 | Fails | Lc -47.1 | Large or bold text, headings |
| Black text on #63C55F | 9.68:1 | AAA | Lc 61.6 | Content text, not long reading |
| #63C55F text on white | 2.16:1 | Fails | Lc 42.4 | Non-text elements, placeholder text |
| #63C55F text on black | 9.68:1 | AAA | Lc -59.8 | 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
#F0F8EF
oklch(97.1% 0.015 142.2)
-
Step 100
100
#DFEFDD
oklch(93.5% 0.029 142.2)
-
Step 200
200
#C3E4C1
oklch(88.6% 0.059 143.5)
-
Step 300
300
#98D294
oklch(80.8% 0.105 143)
-
Step 400
400 (this color)
#63C55F
oklch(74% 0.168 142.9)
-
Step 500
500
#00A70E
oklch(63.1% 0.212 142.9)
-
Step 600
600
#008C0A
oklch(55.5% 0.186 142.9)
-
Step 700
700
#007607
oklch(49.1% 0.165 142.9)
-
Step 800
800
#006105
oklch(42.7% 0.143 143)
-
Step 900
900
#005103
oklch(37.7% 0.127 142.9)
-
Step 950
950
#013002
oklch(26.9% 0.089 142.9)
#63C55F 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) | #C9B556 | 0.123 |
| Deuteranopia (no green cones) | #BCAD66 | 0.122 |
| Tritanopia (no blue cones) | #56C0AE | 0.107 |
| Achromatopsia (no color) | #B0B0B0 | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63C55F
#63C55F
oklch(74% 0.168 142.9)
- #DC83E8
#DC83E8
oklch(74% 0.168 322.7)
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 #63C55F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Green #6FC276 ΔE 0.034
- Dark Mint #48C072 ΔE 0.034
- Turtle Green #75B84F ΔE 0.035
- Algae Green #21C36F ΔE 0.039
- Apple #6ECB3C ΔE 0.039
- Seaweed #18D17B ΔE 0.044
- Dark Mint Green #20C073 ΔE 0.046
- Dark Lime Green #7EBD01 ΔE 0.051
Use #63C55F 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.