#63E7DA
Closest named color: Turquoise (#40E0D0). oklch(85.1% 0.117 186.4), rgb(99, 231, 218).
Aa
Black text reads best on this color (13.97:1).
About this color
#63E7DA is a light, moderately saturated teal or cyan. In OKLCH its lightness is 85%, its chroma 0.117 and its hue 186°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise (#40E0D0), ΔE 0.032 away. Black text reads best on it, at 13.97:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.117) |
| Temperature | cool |
| Nearest name | Turquoise (#40E0D0) |
| Black text | 13.97:1 |
| White text | 1.50:1 |
Values
| HEX | #63E7DA |
| RGB | rgb(99, 231, 218) |
| HSL | hsl(174, 73%, 65%) |
| OKLCH | oklch(85.1% 0.117 186.4) |
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 #63E7DA | 1.50:1 | Fails | Lc -26.4 | Dividers and decoration only |
| Black text on #63E7DA | 13.97:1 | AAA | Lc 80.5 | Fine for body text |
| #63E7DA text on white | 1.50:1 | Fails | Lc 23.3 | Dividers and decoration only |
| #63E7DA text on black | 13.97:1 | AAA | Lc -80.0 | 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
#E7FAF7
oklch(97% 0.02 185.5)
-
Step 100
100
#CAF4EE
oklch(93.6% 0.044 185.9)
-
Step 200
200 (this color)
#63E7DA
oklch(85.1% 0.117 186.4)
-
Step 300
300
#00DDCF
oklch(80.8% 0.141 186.7)
-
Step 400
400
#00B9AD
oklch(70.7% 0.124 186.6)
-
Step 500
500
#009F94
oklch(63.2% 0.111 186.2)
-
Step 600
600
#00857C
oklch(55.5% 0.097 186.5)
-
Step 700
700
#007068
oklch(49.1% 0.086 186.2)
-
Step 800
800
#005C55
oklch(42.7% 0.075 185.9)
-
Step 900
900
#004D47
oklch(37.8% 0.066 185.9)
-
Step 950
950
#002E2A
oklch(27.1% 0.048 185.8)
#63E7DA 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) | #DCDCDA | 0.125 |
| Deuteranopia (no green cones) | #C7CCDC | 0.118 |
| Tritanopia (no blue cones) | #00ECE3 | 0.031 |
| Achromatopsia (no color) | #D3D3D3 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63E7DA
#63E7DA
oklch(85.1% 0.117 186.4)
- #FFB8C5
#FFB8C5
oklch(85.2% 0.084 6.9)
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 #63E7DA, closest first.
No curated palette has a color within ΔE 0.04 of #63E7DA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise #40E0D0 ΔE 0.032
- Light Teal #90E4C1 ΔE 0.044
- Bright Aqua #0BF9EA ΔE 0.049
- Robin's Egg #6DEDFD ΔE 0.050
- Light Turquoise #7EF4CC ΔE 0.051
- Bright Light Blue #26F7FD ΔE 0.054
- Aqua Marine #2EE8BB ΔE 0.055
- Bright Turquoise #0FFEF9 ΔE 0.064
Use #63E7DA 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.