#90CFDF
Closest named color: Sky Blue (#87CEEB). oklch(81.7% 0.068 215.3), rgb(144, 207, 223).
Aa
Black text reads best on this color (12.17:1).
About this color
#90CFDF is a light, muted teal or cyan. In OKLCH its lightness is 82%, its chroma 0.068 and its hue 215°. Its hue sits on the cool side of the wheel. The nearest named color is Sky Blue (#87CEEB), ΔE 0.020 away. Black text reads best on it, at 12.17:1.
| Hue family | Teals and cyans |
| Lightness | light (82%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Sky Blue (#87CEEB) |
| Black text | 12.17:1 |
| White text | 1.72:1 |
Values
| HEX | #90CFDF |
| RGB | rgb(144, 207, 223) |
| HSL | hsl(192, 55%, 72%) |
| OKLCH | oklch(81.7% 0.068 215.3) |
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 #90CFDF | 1.72:1 | Fails | Lc -34.9 | Non-text elements, placeholder text |
| Black text on #90CFDF | 12.17:1 | AAA | Lc 72.8 | Content text, not long reading |
| #90CFDF text on white | 1.72:1 | Fails | Lc 31.1 | Non-text elements, placeholder text |
| #90CFDF text on black | 12.17:1 | AAA | Lc -71.7 | 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
#DCEDF2
oklch(93.5% 0.019 217.2)
-
Step 200
200
#BEE0E9
oklch(88.5% 0.038 215.5)
-
Step 300
300 (this color)
#90CFDF
oklch(81.7% 0.068 215.3)
-
Step 400
400
#3BB1CB
oklch(70.6% 0.108 215.6)
-
Step 500
500
#009AB4
oklch(63.2% 0.112 215.3)
-
Step 600
600
#008197
oklch(55.5% 0.098 215.2)
-
Step 700
700
#006D80
oklch(49.2% 0.087 215.3)
-
Step 800
800
#005969
oklch(42.7% 0.076 215.4)
-
Step 900
900
#004A58
oklch(37.7% 0.067 215.8)
-
Step 950
950
#002C35
oklch(27% 0.048 215.4)
#90CFDF 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) | #C3CBE0 | 0.061 |
| Deuteranopia (no green cones) | #B7C1DF | 0.056 |
| Tritanopia (no blue cones) | #73D5D4 | 0.038 |
| Achromatopsia (no color) | #C5C5C5 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90CFDF
#90CFDF
oklch(81.7% 0.068 215.3)
- #EBB4A6
#EBB4A6
oklch(81.6% 0.067 34.7)
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 #90CFDF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sky Blue #87CEEB ΔE 0.020
- Light Cornflower Blue #98C1D9 ΔE 0.036
- Light Sky Blue #87CEFA ΔE 0.040
- Cloudy Blue #ACC2D9 ΔE 0.043
- Light Blue #ADD8E6 ΔE 0.043
- Celeste #A8DADC ΔE 0.043
- Light Steel Blue #B0C4DE ΔE 0.044
- Lightblue #7BC8F6 ΔE 0.048
Use #90CFDF 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.