#63DCA0
Closest named color: Aqua Marine (#2EE8BB). oklch(80.9% 0.14 159.3), rgb(99, 220, 160).
Aa
Black text reads best on this color (12.27:1).
About this color
#63DCA0 is a light, moderately saturated green. In OKLCH its lightness is 81%, its chroma 0.140 and its hue 159°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Aqua Marine (#2EE8BB), ΔE 0.041 away. Black text reads best on it, at 12.27:1.
| Hue family | Greens |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.140) |
| Temperature | in between |
| Nearest name | Aqua Marine (#2EE8BB) |
| Black text | 12.27:1 |
| White text | 1.71:1 |
Values
| HEX | #63DCA0 |
| RGB | rgb(99, 220, 160) |
| HSL | hsl(150, 63%, 63%) |
| OKLCH | oklch(80.9% 0.14 159.3) |
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 #63DCA0 | 1.71:1 | Fails | Lc -34.3 | Non-text elements, placeholder text |
| Black text on #63DCA0 | 12.27:1 | AAA | Lc 73.4 | Content text, not long reading |
| #63DCA0 text on white | 1.71:1 | Fails | Lc 30.4 | Non-text elements, placeholder text |
| #63DCA0 text on black | 12.27:1 | AAA | Lc -72.3 | 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
#ECFAF1
oklch(97.2% 0.019 157.9)
-
Step 100
100
#D4F3E0
oklch(93.7% 0.041 158.6)
-
Step 200
200
#ADE9C7
oklch(88.4% 0.077 159.5)
-
Step 300
300 (this color)
#63DCA0
oklch(80.9% 0.14 159.3)
-
Step 400
400
#00BE7B
oklch(70.7% 0.162 159.2)
-
Step 500
500
#00A369
oklch(63.1% 0.144 159.3)
-
Step 600
600
#008958
oklch(55.6% 0.127 159.5)
-
Step 700
700
#007349
oklch(49% 0.112 159.4)
-
Step 800
800
#005F3B
oklch(42.8% 0.098 159.1)
-
Step 900
900
#004F30
oklch(37.7% 0.087 158.9)
-
Step 950
950
#002F1B
oklch(26.9% 0.062 159.3)
#63DCA0 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) | #DACD9D | 0.132 |
| Deuteranopia (no green cones) | #C9C1A4 | 0.128 |
| Tritanopia (no blue cones) | #38DBCC | 0.062 |
| Achromatopsia (no color) | #C6C6C6 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63DCA0
#63DCA0
oklch(80.9% 0.14 159.3)
- #FC9CDE
#FC9CDE
oklch(81% 0.14 339.5)
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 #63DCA0, closest first.
No curated palette has a color within ΔE 0.04 of #63DCA0.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aqua Marine #2EE8BB ΔE 0.041
- Emerald #06D6A0 ΔE 0.042
- Aqua Green #12E193 ΔE 0.043
- Medium Aquamarine #66CDAA ΔE 0.049
- Seafoam Blue #78D1B6 ΔE 0.053
- Hospital Green #9BE5AA ΔE 0.060
- Weird Green #3AE57F ΔE 0.061
- Turquoise #40E0D0 ΔE 0.062
Use #63DCA0 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.