#90CDE2
Closest named color: Sky Blue (#87CEEB). oklch(81.4% 0.069 221.4), rgb(144, 205, 226).
Aa
Black text reads best on this color (12.01:1).
About this color
#90CDE2 is a light, muted teal or cyan. In OKLCH its lightness is 81%, its chroma 0.069 and its hue 221°. Its hue sits on the cool side of the wheel. The nearest named color is Sky Blue (#87CEEB), ΔE 0.014 away. Black text reads best on it, at 12.01:1.
| Hue family | Teals and cyans |
| Lightness | light (81%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Sky Blue (#87CEEB) |
| Black text | 12.01:1 |
| White text | 1.74:1 |
Values
| HEX | #90CDE2 |
| RGB | rgb(144, 205, 226) |
| HSL | hsl(195, 59%, 73%) |
| OKLCH | oklch(81.4% 0.069 221.4) |
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 #90CDE2 | 1.74:1 | Fails | Lc -35.7 | Non-text elements, placeholder text |
| Black text on #90CDE2 | 12.01:1 | AAA | Lc 72.1 | Content text, not long reading |
| #90CDE2 text on white | 1.74:1 | Fails | Lc 31.8 | Non-text elements, placeholder text |
| #90CDE2 text on black | 12.01:1 | AAA | Lc -70.9 | 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
#EFF7FA
oklch(97.1% 0.009 222.1)
-
Step 100
100
#DCEDF3
oklch(93.5% 0.02 220.9)
-
Step 200
200
#BFDFEB
oklch(88.4% 0.038 222.5)
-
Step 300
300 (this color)
#90CDE2
oklch(81.4% 0.069 221.4)
-
Step 400
400
#3FB0D1
oklch(70.7% 0.11 221.2)
-
Step 500
500
#0098BB
oklch(63% 0.116 221.8)
-
Step 600
600
#00809E
oklch(55.6% 0.103 221.9)
-
Step 700
700
#006C85
oklch(49.2% 0.09 221.2)
-
Step 800
800
#00586D
oklch(42.6% 0.078 221.3)
-
Step 900
900
#00495C
oklch(37.6% 0.07 222.6)
-
Step 950
950
#002C38
oklch(27.2% 0.05 221.4)
#90CDE2 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) | #C0CAE3 | 0.057 |
| Deuteranopia (no green cones) | #B4C0E2 | 0.052 |
| Tritanopia (no blue cones) | #72D4D3 | 0.044 |
| Achromatopsia (no color) | #C4C4C4 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90CDE2
#90CDE2
oklch(81.4% 0.069 221.4)
- #EAB4A0
#EAB4A0
oklch(81.4% 0.069 41.3)
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 #90CDE2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sky Blue #87CEEB ΔE 0.014
- Light Cornflower Blue #98C1D9 ΔE 0.031
- Light Sky Blue #87CEFA ΔE 0.034
- Cloudy Blue #ACC2D9 ΔE 0.039
- Lightblue #7BC8F6 ΔE 0.041
- Light Steel Blue #B0C4DE ΔE 0.041
- Sky #82CAFC ΔE 0.042
- Light Grey Blue #9DBCD4 ΔE 0.044
Use #90CDE2 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.