#63DF9D
Closest named color: Aqua Green (#12E193). oklch(81.6% 0.146 157.5), rgb(99, 223, 157).
Aa
Black text reads best on this color (12.57:1).
About this color
#63DF9D is a light, vivid green. In OKLCH its lightness is 82%, its chroma 0.146 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Aqua Green (#12E193), ΔE 0.038 away. Black text reads best on it, at 12.57:1.
| Hue family | Greens |
| Lightness | light (82%) |
| Chroma | vivid (0.146) |
| Temperature | in between |
| Nearest name | Aqua Green (#12E193) |
| Black text | 12.57:1 |
| White text | 1.67:1 |
Values
| HEX | #63DF9D |
| RGB | rgb(99, 223, 157) |
| HSL | hsl(148, 66%, 63%) |
| OKLCH | oklch(81.6% 0.146 157.5) |
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 #63DF9D | 1.67:1 | Fails | Lc -32.8 | Non-text elements, placeholder text |
| Black text on #63DF9D | 12.57:1 | AAA | Lc 74.7 | Content text, not long reading |
| #63DF9D text on white | 1.67:1 | Fails | Lc 29.1 | Dividers and decoration only |
| #63DF9D text on black | 12.57:1 | AAA | Lc -73.7 | 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
#EBFAF0
oklch(97.1% 0.021 156.8)
-
Step 100
100
#D4F3DF
oklch(93.6% 0.042 157.2)
-
Step 200
200
#ACEAC4
oklch(88.5% 0.082 157.4)
-
Step 300
300 (this color)
#63DF9D
oklch(81.6% 0.146 157.5)
-
Step 400
400
#00BF76
oklch(70.8% 0.167 157.4)
-
Step 500
500
#00A364
oklch(63% 0.149 157.4)
-
Step 600
600
#008954
oklch(55.5% 0.13 157.7)
-
Step 700
700
#007446
oklch(49.2% 0.116 157.5)
-
Step 800
800
#005F38
oklch(42.7% 0.101 157.3)
-
Step 900
900
#004F2E
oklch(37.6% 0.089 157.5)
-
Step 950
950
#002F1A
oklch(26.9% 0.063 158.2)
#63DF9D 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) | #DDD099 | 0.134 |
| Deuteranopia (no green cones) | #CCC3A1 | 0.132 |
| Tritanopia (no blue cones) | #38DECD | 0.067 |
| Achromatopsia (no color) | #C8C8C8 | 0.147 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63DF9D
#63DF9D
oklch(81.6% 0.146 157.5)
- #FF9CE4
#FF9CE4
oklch(81.6% 0.147 337.7)
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 #63DF9D, closest first.
No curated palette has a color within ΔE 0.04 of #63DF9D.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aqua Green #12E193 ΔE 0.038
- Aqua Marine #2EE8BB ΔE 0.040
- Emerald #06D6A0 ΔE 0.047
- Weird Green #3AE57F ΔE 0.053
- Hospital Green #9BE5AA ΔE 0.058
- Medium Aquamarine #66CDAA ΔE 0.059
- Seafoam Blue #78D1B6 ΔE 0.063
- Light Green #90EE90 ΔE 0.063
Use #63DF9D 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.