#63D2F2
Closest named color: Sky Blue (#87CEEB). oklch(81.1% 0.11 219.6), rgb(99, 210, 242).
Aa
Black text reads best on this color (12.03:1).
About this color
#63D2F2 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 81%, its chroma 0.110 and its hue 220°. Its hue sits on the cool side of the wheel. The nearest named color is Sky Blue (#87CEEB), ΔE 0.030 away. Black text reads best on it, at 12.03:1.
| Hue family | Teals and cyans |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.110) |
| Temperature | cool |
| Nearest name | Sky Blue (#87CEEB) |
| Black text | 12.03:1 |
| White text | 1.74:1 |
Values
| HEX | #63D2F2 |
| RGB | rgb(99, 210, 242) |
| HSL | hsl(193, 85%, 67%) |
| OKLCH | oklch(81.1% 0.11 219.6) |
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 #63D2F2 | 1.74:1 | Fails | Lc -35.4 | Non-text elements, placeholder text |
| Black text on #63D2F2 | 12.03:1 | AAA | Lc 72.3 | Content text, not long reading |
| #63D2F2 text on white | 1.74:1 | Fails | Lc 31.5 | Non-text elements, placeholder text |
| #63D2F2 text on black | 12.03:1 | AAA | Lc -71.2 | 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
#EBF8FC
oklch(97.1% 0.015 218)
-
Step 100
100
#D3EFF9
oklch(93.5% 0.032 221.3)
-
Step 200
200
#ACE3F5
oklch(88.4% 0.061 220)
-
Step 300
300 (this color)
#63D2F2
oklch(81.1% 0.11 219.6)
-
Step 400
400
#00B2D7
oklch(70.6% 0.128 219.8)
-
Step 500
500
#0099B9
oklch(63.1% 0.115 219.7)
-
Step 600
600
#00809C
oklch(55.5% 0.101 220.3)
-
Step 700
700
#006C83
oklch(49.1% 0.089 219.3)
-
Step 800
800
#00586C
oklch(42.6% 0.078 220.2)
-
Step 900
900
#004A5A
oklch(37.8% 0.068 218.5)
-
Step 950
950
#002C37
oklch(27.1% 0.049 219.4)
#63D2F2 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) | #BECDF4 | 0.093 |
| Deuteranopia (no green cones) | #A9BDF2 | 0.084 |
| Tritanopia (no blue cones) | #00DDDC | 0.061 |
| Achromatopsia (no color) | #C4C4C4 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63D2F2
#63D2F2
oklch(81.1% 0.11 219.6)
- #FFA88B
#FFA88B
oklch(81.1% 0.111 39.2)
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 #63D2F2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sky Blue #87CEEB ΔE 0.030
- Vivid Sky Blue #4CC9F0 ΔE 0.031
- Lightblue #7BC8F6 ΔE 0.034
- Light Sky Blue #87CEFA ΔE 0.036
- Sky #82CAFC ΔE 0.039
- Aqua Blue #02D8E9 ΔE 0.042
- Bright Sky Blue #02CCFE ΔE 0.046
- Medium Turquoise #48D1CC ΔE 0.060
Use #63D2F2 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.