#90CFDD
Closest named color: Sky Blue (#87CEEB). oklch(81.7% 0.067 213.1), rgb(144, 207, 221).
Aa
Black text reads best on this color (12.15:1).
About this color
#90CFDD is a light, muted teal or cyan. In OKLCH its lightness is 82%, its chroma 0.067 and its hue 213°. Its hue sits on the cool side of the wheel. The nearest named color is Sky Blue (#87CEEB), ΔE 0.022 away. Black text reads best on it, at 12.15:1.
| Hue family | Teals and cyans |
| Lightness | light (82%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Sky Blue (#87CEEB) |
| Black text | 12.15:1 |
| White text | 1.72:1 |
Values
| HEX | #90CFDD |
| RGB | rgb(144, 207, 221) |
| HSL | hsl(191, 53%, 72%) |
| OKLCH | oklch(81.7% 0.067 213.1) |
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 #90CFDD | 1.72:1 | Fails | Lc -35.0 | Non-text elements, placeholder text |
| Black text on #90CFDD | 12.15:1 | AAA | Lc 72.7 | Content text, not long reading |
| #90CFDD text on white | 1.72:1 | Fails | Lc 31.2 | Non-text elements, placeholder text |
| #90CFDD text on black | 12.15:1 | AAA | Lc -71.6 | 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
#EFF7F9
oklch(97.1% 0.009 214.3)
-
Step 100
100
#DCEEF2
oklch(93.7% 0.02 212.5)
-
Step 200
200
#BEE0E8
oklch(88.5% 0.037 213.5)
-
Step 300
300 (this color)
#90CFDD
oklch(81.7% 0.067 213.1)
-
Step 400
400
#3CB2C8
oklch(70.8% 0.107 212.6)
-
Step 500
500
#009AB1
oklch(63% 0.11 213.1)
-
Step 600
600
#008295
oklch(55.7% 0.097 212.5)
-
Step 700
700
#006D7E
oklch(49.1% 0.086 213.3)
-
Step 800
800
#005967
oklch(42.6% 0.075 213)
-
Step 900
900
#004A56
oklch(37.6% 0.066 213)
-
Step 950
950
#002C34
oklch(26.9% 0.047 213.2)
#90CFDD 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) | #C4CBDE | 0.062 |
| Deuteranopia (no green cones) | #B7C1DD | 0.056 |
| Tritanopia (no blue cones) | #73D5D3 | 0.037 |
| Achromatopsia (no color) | #C5C5C5 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90CFDD
#90CFDD
oklch(81.7% 0.067 213.1)
- #EBB4A8
#EBB4A8
oklch(81.7% 0.067 32.5)
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 #90CFDD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sky Blue #87CEEB ΔE 0.022
- Light Cornflower Blue #98C1D9 ΔE 0.037
- Celeste #A8DADC ΔE 0.043
- Light Sky Blue #87CEFA ΔE 0.043
- Cloudy Blue #ACC2D9 ΔE 0.044
- Light Blue #ADD8E6 ΔE 0.044
- Light Steel Blue #B0C4DE ΔE 0.045
- Light Blue Grey #B7C9E2 ΔE 0.049
Use #90CFDD 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.