#63FDE8
Closest named color: Bright Turquoise (#0FFEF9). oklch(90.7% 0.133 182.7), rgb(99, 253, 232).
Aa
Black text reads best on this color (16.74:1).
About this color
#63FDE8 is a very light, moderately saturated teal or cyan. In OKLCH its lightness is 91%, its chroma 0.133 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Bright Turquoise (#0FFEF9), ΔE 0.032 away. Black text reads best on it, at 16.74:1.
| Hue family | Teals and cyans |
| Lightness | very light (91%) |
| Chroma | moderately saturated (0.133) |
| Temperature | cool |
| Nearest name | Bright Turquoise (#0FFEF9) |
| Black text | 16.74:1 |
| White text | 1.25:1 |
Values
| HEX | #63FDE8 |
| RGB | rgb(99, 253, 232) |
| HSL | hsl(172, 97%, 69%) |
| OKLCH | oklch(90.7% 0.133 182.7) |
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 #63FDE8 | 1.25:1 | Fails | Lc -14.2 | Not readable |
| Black text on #63FDE8 | 16.74:1 | AAA | Lc 91.3 | Preferred for body text |
| #63FDE8 text on white | 1.25:1 | Fails | Lc 12.3 | Not readable |
| #63FDE8 text on black | 16.74:1 | AAA | Lc -91.7 | Preferred 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
#E6FBF7
oklch(97.2% 0.023 183.2)
-
Step 100
100
#C6F5ED
oklch(93.5% 0.049 183.8)
-
Step 200
200 (this color)
#63FDE8
oklch(90.7% 0.133 182.7)
-
Step 300
300
#00DEC9
oklch(80.9% 0.144 182.9)
-
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
#005C53
oklch(42.6% 0.076 183.4)
-
Step 900
900
#004D45
oklch(37.7% 0.067 183.1)
-
Step 950
950
#002E28
oklch(27% 0.049 181.5)
#63FDE8 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) | #F2EFE7 | 0.142 |
| Deuteranopia (no green cones) | #DBDEEA | 0.135 |
| Tritanopia (no blue cones) | #00FFF6 | 0.030 |
| Achromatopsia (no color) | #E5E5E5 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63FDE8
#63FDE8
oklch(90.7% 0.133 182.7)
- #FFD3DD
#FFD3DD
oklch(90.7% 0.051 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 #63FDE8, closest first.
No curated palette has a color within ΔE 0.04 of #63FDE8.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bright Turquoise #0FFEF9 ΔE 0.032
- Bright Aqua #0BF9EA ΔE 0.032
- Bright Cyan #41FDFE ΔE 0.032
- Aquamarine #7FFFD4 ΔE 0.033
- Light Aqua #8CFFDB ΔE 0.033
- Cyan #00FFFF ΔE 0.037
- Light Turquoise #7EF4CC ΔE 0.038
- Bright Light Blue #26F7FD ΔE 0.044
Use #63FDE8 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.