#63E9BB
Closest named color: Aqua Marine (#2EE8BB). oklch(84.7% 0.136 167.5), rgb(99, 233, 187).
Aa
Black text reads best on this color (13.90:1).
About this color
#63E9BB is a light, moderately saturated green. In OKLCH its lightness is 85%, its chroma 0.136 and its hue 167°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Aqua Marine (#2EE8BB), ΔE 0.026 away. Black text reads best on it, at 13.90:1.
| Hue family | Greens |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.136) |
| Temperature | in between |
| Nearest name | Aqua Marine (#2EE8BB) |
| Black text | 13.90:1 |
| White text | 1.51:1 |
Values
| HEX | #63E9BB |
| RGB | rgb(99, 233, 187) |
| HSL | hsl(159, 75%, 65%) |
| OKLCH | oklch(84.7% 0.136 167.5) |
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 #63E9BB | 1.51:1 | Fails | Lc -26.7 | Dividers and decoration only |
| Black text on #63E9BB | 13.90:1 | AAA | Lc 80.2 | Fine for body text |
| #63E9BB text on white | 1.51:1 | Fails | Lc 23.5 | Dividers and decoration only |
| #63E9BB text on black | 13.90:1 | AAA | Lc -79.7 | Fine for body text |
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 200.
-
Step 50
50
#E7FBF2
oklch(97.1% 0.024 167.1)
-
Step 100
100
#CBF5E3
oklch(93.6% 0.05 167.4)
-
Step 200
200 (this color)
#63E9BB
oklch(84.7% 0.136 167.5)
-
Step 300
300
#00E2AB
oklch(81% 0.165 167.4)
-
Step 400
400
#00BC8E
oklch(70.6% 0.144 167.5)
-
Step 500
500
#00A27A
oklch(63.2% 0.129 167.5)
-
Step 600
600
#008866
oklch(55.6% 0.113 167.6)
-
Step 700
700
#007255
oklch(49% 0.1 167.6)
-
Step 800
800
#005E45
oklch(42.8% 0.088 167.1)
-
Step 900
900
#004E39
oklch(37.6% 0.077 167.4)
-
Step 950
950
#002F21
oklch(27.1% 0.055 167.3)
#63E9BB 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) | #E4DAB9 | 0.137 |
| Deuteranopia (no green cones) | #D0CCBE | 0.132 |
| Tritanopia (no blue cones) | #10EADC | 0.049 |
| Achromatopsia (no color) | #D2D2D2 | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63E9BB
#63E9BB
oklch(84.7% 0.136 167.5)
- #FFB2D9
#FFB2D9
oklch(84.8% 0.102 347.7)
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 #63E9BB, closest first.
No curated palette has a color within ΔE 0.04 of #63E9BB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aqua Marine #2EE8BB ΔE 0.026
- Light Teal #90E4C1 ΔE 0.040
- Light Turquoise #7EF4CC ΔE 0.042
- Bright Teal #01F9C6 ΔE 0.046
- Hospital Green #9BE5AA ΔE 0.046
- Turquoise #40E0D0 ΔE 0.048
- Seafoam Green #7AF9AB ΔE 0.058
- Seafoam #80F9AD ΔE 0.059
Use #63E9BB 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.