#63CD7B
Closest named color: Soft Green (#6FC276). oklch(76.5% 0.153 149), rgb(99, 205, 123).
Aa
Black text reads best on this color (10.54:1).
About this color
#63CD7B is a medium-light, vivid green. In OKLCH its lightness is 76%, its chroma 0.153 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Soft Green (#6FC276), ΔE 0.030 away. Black text reads best on it, at 10.54:1.
| Hue family | Greens |
| Lightness | medium-light (76%) |
| Chroma | vivid (0.153) |
| Temperature | in between |
| Nearest name | Soft Green (#6FC276) |
| Black text | 10.54:1 |
| White text | 1.99:1 |
Values
| HEX | #63CD7B |
| RGB | rgb(99, 205, 123) |
| HSL | hsl(134, 51%, 60%) |
| OKLCH | oklch(76.5% 0.153 149) |
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 #63CD7B | 1.99:1 | Fails | Lc -42.7 | Non-text elements, placeholder text |
| Black text on #63CD7B | 10.54:1 | AAA | Lc 65.7 | Content text, not long reading |
| #63CD7B text on white | 1.99:1 | Fails | Lc 38.2 | Non-text elements, placeholder text |
| #63CD7B text on black | 10.54:1 | AAA | Lc -64.1 | Content text, not long reading |
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 300.
-
Step 50
50
#EDFAEE
oklch(97.2% 0.021 147.6)
-
Step 100
100
#D6F3DA
oklch(93.6% 0.045 149.2)
-
Step 200
200
#B2E9BB
oklch(88.4% 0.084 149.3)
-
Step 300
300 (this color)
#63CD7B
oklch(76.5% 0.153 149)
-
Step 400
400
#00C154
oklch(70.8% 0.2 149)
-
Step 500
500
#00A547
oklch(63% 0.178 149.1)
-
Step 600
600
#008B3A
oklch(55.6% 0.157 148.9)
-
Step 700
700
#007530
oklch(49.1% 0.138 149)
-
Step 800
800
#006026
oklch(42.7% 0.12 149)
-
Step 900
900
#00501F
oklch(37.7% 0.106 149.2)
-
Step 950
950
#00300F
oklch(27% 0.076 148.8)
#63CD7B 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) | #CFBE75 | 0.126 |
| Deuteranopia (no green cones) | #C0B480 | 0.123 |
| Tritanopia (no blue cones) | #4DCAB9 | 0.086 |
| Achromatopsia (no color) | #B8B8B8 | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63CD7B
#63CD7B
oklch(76.5% 0.153 149)
- #E78DE2
#E78DE2
oklch(76.5% 0.152 328.9)
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 #63CD7B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Green #6FC276 ΔE 0.030
- Seaweed #18D17B ΔE 0.036
- Dark Mint #48C072 ΔE 0.045
- Emerald #06D6A0 ΔE 0.050
- Greenblue #23C48B ΔE 0.051
- Algae Green #21C36F ΔE 0.052
- Aqua Green #12E193 ΔE 0.056
- Dark Mint Green #20C073 ΔE 0.057
Use #63CD7B 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.