#90AEED
Closest named color: Carolina Blue (#8AB8FE). oklch(75.2% 0.097 264.5), rgb(144, 174, 237).
Aa
Black text reads best on this color (9.46:1).
About this color
#90AEED is a medium-light, moderately saturated blue. In OKLCH its lightness is 75%, its chroma 0.097 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.031 away. Black text reads best on it, at 9.46:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.46:1 |
| White text | 2.21:1 |
Values
| HEX | #90AEED |
| RGB | rgb(144, 174, 237) |
| HSL | hsl(221, 72%, 75%) |
| OKLCH | oklch(75.2% 0.097 264.5) |
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 #90AEED | 2.21:1 | Fails | Lc -48.4 | Large or bold text, headings |
| Black text on #90AEED | 9.46:1 | AAA | Lc 60.3 | Content text, not long reading |
| #90AEED text on white | 2.21:1 | Fails | Lc 43.7 | Non-text elements, placeholder text |
| #90AEED text on black | 9.46:1 | AAA | Lc -58.5 | Large or bold text, headings |
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 400.
-
Step 50
50
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E4EAF6
oklch(93.6% 0.017 264.5)
-
Step 200
200
#CED9F0
oklch(88.4% 0.034 265.2)
-
Step 300
300
#ADC1E9
oklch(80.9% 0.061 264.2)
-
Step 400
400 (this color)
#90AEED
oklch(75.2% 0.097 264.5)
-
Step 500
500
#6387D5
oklch(63.1% 0.125 264.4)
-
Step 600
600
#4B6FC2
oklch(55.6% 0.135 264.7)
-
Step 700
700
#3C5DA7
oklch(49.2% 0.125 264.2)
-
Step 800
800
#324C88
oklch(42.7% 0.105 264.7)
-
Step 900
900
#2C406C
oklch(37.7% 0.08 264.4)
-
Step 950
950
#1A2640
oklch(27.2% 0.051 264.4)
#90AEED 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) | #98B3F0 | 0.018 |
| Deuteranopia (no green cones) | #8FAAEC | 0.011 |
| Tritanopia (no blue cones) | #71BBC4 | 0.087 |
| Achromatopsia (no color) | #AEAEAE | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90AEED
#90AEED
oklch(75.2% 0.097 264.5)
- #CBAA64
#CBAA64
oklch(75.2% 0.097 84.9)
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 #90AEED, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.031
- Pastel Blue #A2BFFE ΔE 0.054
- Light Grey Blue #9DBCD4 ΔE 0.063
- Periwinkle Blue #8F99FB ΔE 0.064
- Light Cornflower Blue #98C1D9 ΔE 0.068
- Lightblue #7BC8F6 ΔE 0.068
- Sky #82CAFC ΔE 0.072
- Cloudy Blue #ACC2D9 ΔE 0.079
Use #90AEED 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.