#63CB74
Closest named color: Soft Green (#6FC276). oklch(75.9% 0.157 147.3), rgb(99, 203, 116).
Aa
Black text reads best on this color (10.32:1).
About this color
#63CB74 is a medium-light, vivid green. In OKLCH its lightness is 76%, its chroma 0.157 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Soft Green (#6FC276), ΔE 0.027 away. Black text reads best on it, at 10.32:1.
| Hue family | Greens |
| Lightness | medium-light (76%) |
| Chroma | vivid (0.157) |
| Temperature | in between |
| Nearest name | Soft Green (#6FC276) |
| Black text | 10.32:1 |
| White text | 2.03:1 |
Values
| HEX | #63CB74 |
| RGB | rgb(99, 203, 116) |
| HSL | hsl(130, 50%, 59%) |
| OKLCH | oklch(75.9% 0.157 147.3) |
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 #63CB74 | 2.03:1 | Fails | Lc -43.8 | Non-text elements, placeholder text |
| Black text on #63CB74 | 10.32:1 | AAA | Lc 64.6 | Content text, not long reading |
| #63CB74 text on white | 2.03:1 | Fails | Lc 39.3 | Non-text elements, placeholder text |
| #63CB74 text on black | 10.32:1 | AAA | Lc -63.0 | 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
#D7F3D9
oklch(93.7% 0.045 147.2)
-
Step 200
200
#B3E9B8
oklch(88.4% 0.087 147.2)
-
Step 300
300 (this color)
#63CB74
oklch(75.9% 0.157 147.3)
-
Step 400
400
#00C149
oklch(70.7% 0.208 147.3)
-
Step 500
500
#00A63E
oklch(63.2% 0.186 147.4)
-
Step 600
600
#008B33
oklch(55.5% 0.163 147.4)
-
Step 700
700
#007529
oklch(49% 0.144 147.3)
-
Step 800
800
#006020
oklch(42.6% 0.126 147.3)
-
Step 900
900
#00501A
oklch(37.6% 0.11 147.5)
-
Step 950
950
#00300C
oklch(26.9% 0.079 147.3)
#63CB74 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) | #CDBC6E | 0.125 |
| Deuteranopia (no green cones) | #BFB27A | 0.123 |
| Tritanopia (no blue cones) | #50C7B6 | 0.092 |
| Achromatopsia (no color) | #B6B6B6 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63CB74
#63CB74
oklch(75.9% 0.157 147.3)
- #E48AE4
#E48AE4
oklch(75.8% 0.157 327)
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 #63CB74, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Green #6FC276 ΔE 0.027
- Seaweed #18D17B ΔE 0.035
- Dark Mint #48C072 ΔE 0.040
- Algae Green #21C36F ΔE 0.047
- Greenblue #23C48B ΔE 0.051
- Apple #6ECB3C ΔE 0.052
- Dark Mint Green #20C073 ΔE 0.052
- Turtle Green #75B84F ΔE 0.054
Use #63CB74 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.