#63E7D4
Closest named color: Turquoise (#40E0D0). oklch(84.9% 0.119 182.5), rgb(99, 231, 212).
Aa
Black text reads best on this color (13.91:1).
About this color
#63E7D4 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 85%, its chroma 0.119 and its hue 182°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise (#40E0D0), ΔE 0.030 away. Black text reads best on it, at 13.91:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.119) |
| Temperature | cool |
| Nearest name | Turquoise (#40E0D0) |
| Black text | 13.91:1 |
| White text | 1.50:1 |
Values
| HEX | #63E7D4 |
| RGB | rgb(99, 231, 212) |
| HSL | hsl(171, 73%, 65%) |
| OKLCH | oklch(84.9% 0.119 182.5) |
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 #63E7D4 | 1.50:1 | Fails | Lc -26.7 | Dividers and decoration only |
| Black text on #63E7D4 | 13.91:1 | AAA | Lc 80.2 | Fine for body text |
| #63E7D4 text on white | 1.50:1 | Fails | Lc 23.5 | Dividers and decoration only |
| #63E7D4 text on black | 13.91:1 | 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
#E7FAF6
oklch(97% 0.021 181.9)
-
Step 100
100
#CAF4EC
oklch(93.5% 0.045 182.5)
-
Step 200
200 (this color)
#63E7D4
oklch(84.9% 0.119 182.5)
-
Step 300
300
#00DEC8
oklch(80.8% 0.144 182.4)
-
Step 400
400
#00BAA7
oklch(70.8% 0.127 182.2)
-
Step 500
500
#009F8F
oklch(63.1% 0.113 182.5)
-
Step 600
600
#008678
oklch(55.6% 0.1 182.2)
-
Step 700
700
#007165
oklch(49.2% 0.088 182.2)
-
Step 800
800
#005C52
oklch(42.6% 0.076 182.2)
-
Step 900
900
#004D45
oklch(37.7% 0.067 183.1)
-
Step 950
950
#002E28
oklch(27% 0.049 181.5)
#63E7D4 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) | #DDDBD3 | 0.126 |
| Deuteranopia (no green cones) | #C9CCD6 | 0.120 |
| Tritanopia (no blue cones) | #00EBE1 | 0.032 |
| Achromatopsia (no color) | #D2D2D2 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63E7D4
#63E7D4
oklch(84.9% 0.119 182.5)
- #FFB6C8
#FFB6C8
oklch(84.9% 0.087 2.9)
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 #63E7D4, closest first.
No curated palette has a color within ΔE 0.04 of #63E7D4.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise #40E0D0 ΔE 0.030
- Light Teal #90E4C1 ΔE 0.039
- Light Turquoise #7EF4CC ΔE 0.047
- Aqua Marine #2EE8BB ΔE 0.047
- Bright Aqua #0BF9EA ΔE 0.050
- Robin's Egg #6DEDFD ΔE 0.058
- Bright Light Blue #26F7FD ΔE 0.059
- Seafoam Blue #78D1B6 ΔE 0.061
Use #63E7D4 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.