#63DEB0
Closest named color: Aqua Marine (#2EE8BB). oklch(81.8% 0.13 165.9), rgb(99, 222, 176).
Aa
Black text reads best on this color (12.60:1).
About this color
#63DEB0 is a light, moderately saturated green. In OKLCH its lightness is 82%, its chroma 0.130 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Aqua Marine (#2EE8BB), ΔE 0.032 away. Black text reads best on it, at 12.60:1.
| Hue family | Greens |
| Lightness | light (82%) |
| Chroma | moderately saturated (0.130) |
| Temperature | in between |
| Nearest name | Aqua Marine (#2EE8BB) |
| Black text | 12.60:1 |
| White text | 1.66:1 |
Values
| HEX | #63DEB0 |
| RGB | rgb(99, 222, 176) |
| HSL | hsl(158, 65%, 63%) |
| OKLCH | oklch(81.8% 0.13 165.9) |
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 #63DEB0 | 1.66:1 | Fails | Lc -32.7 | Non-text elements, placeholder text |
| Black text on #63DEB0 | 12.60:1 | AAA | Lc 74.8 | Content text, not long reading |
| #63DEB0 text on white | 1.66:1 | Fails | Lc 29.0 | Dividers and decoration only |
| #63DEB0 text on black | 12.60:1 | AAA | Lc -73.8 | 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
#EBF9F3
oklch(97% 0.017 168.5)
-
Step 100
100
#D4F2E4
oklch(93.6% 0.037 165.8)
-
Step 200
200
#ACE9CE
oklch(88.5% 0.072 165.7)
-
Step 300
300 (this color)
#63DEB0
oklch(81.8% 0.13 165.9)
-
Step 400
400
#00BD8B
oklch(70.8% 0.147 165.8)
-
Step 500
500
#00A277
oklch(63.2% 0.131 166)
-
Step 600
600
#008863
oklch(55.6% 0.116 165.8)
-
Step 700
700
#007253
oklch(49% 0.101 166.2)
-
Step 800
800
#005E43
oklch(42.7% 0.089 165.5)
-
Step 900
900
#004E38
oklch(37.6% 0.078 166.4)
-
Step 950
950
#002F20
oklch(27.1% 0.056 165.8)
#63DEB0 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) | #DAD0AE | 0.130 |
| Deuteranopia (no green cones) | #C8C3B3 | 0.125 |
| Tritanopia (no blue cones) | #2ADFD1 | 0.048 |
| Achromatopsia (no color) | #C8C8C8 | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63DEB0
#63DEB0
oklch(81.8% 0.13 165.9)
- #FFA1D5
#FFA1D5
oklch(81.8% 0.128 346)
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 #63DEB0, closest first.
No curated palette has a color within ΔE 0.04 of #63DEB0.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aqua Marine #2EE8BB ΔE 0.032
- Seafoam Blue #78D1B6 ΔE 0.042
- Turquoise #40E0D0 ΔE 0.044
- Medium Aquamarine #66CDAA ΔE 0.046
- Light Teal #90E4C1 ΔE 0.050
- Emerald #06D6A0 ΔE 0.050
- Hospital Green #9BE5AA ΔE 0.055
- Aqua Green #12E193 ΔE 0.057
Use #63DEB0 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.