#90B2EF
Closest named color: Carolina Blue (#8AB8FE). oklch(76.2% 0.096 261.8), rgb(144, 178, 239).
Aa
Black text reads best on this color (9.80:1).
About this color
#90B2EF is a medium-light, moderately saturated blue. In OKLCH its lightness is 76%, its chroma 0.096 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.023 away. Black text reads best on it, at 9.80:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.096) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.80:1 |
| White text | 2.14:1 |
Values
| HEX | #90B2EF |
| RGB | rgb(144, 178, 239) |
| HSL | hsl(219, 75%, 75%) |
| OKLCH | oklch(76.2% 0.096 261.8) |
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 #90B2EF | 2.14:1 | Fails | Lc -46.7 | Large or bold text, headings |
| Black text on #90B2EF | 9.80:1 | AAA | Lc 61.9 | Content text, not long reading |
| #90B2EF text on white | 2.14:1 | Fails | Lc 42.0 | Non-text elements, placeholder text |
| #90B2EF text on black | 9.80:1 | AAA | Lc -60.2 | 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
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E0EAFD
oklch(93.5% 0.028 263.4)
-
Step 200
200
#C6DAFD
oklch(88.5% 0.053 261.7)
-
Step 300
300 (this color)
#90B2EF
oklch(76.2% 0.096 261.8)
-
Step 400
400
#6A9EFF
oklch(70.6% 0.153 261.9)
-
Step 500
500
#4282FE
oklch(63.1% 0.196 261.9)
-
Step 600
600
#2268ED
oklch(55.7% 0.212 261.7)
-
Step 700
700
#1655CE
oklch(49.1% 0.198 261.8)
-
Step 800
800
#1546A7
oklch(42.6% 0.165 262)
-
Step 900
900
#173D84
oklch(37.8% 0.127 261.5)
-
Step 950
950
#0F244D
oklch(27% 0.081 262.1)
#90B2EF 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) | #9CB6F2 | 0.019 |
| Deuteranopia (no green cones) | #92ADEE | 0.013 |
| Tritanopia (no blue cones) | #70BFC7 | 0.086 |
| Achromatopsia (no color) | #B1B1B1 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90B2EF
#90B2EF
oklch(76.2% 0.096 261.8)
- #D0AC68
#D0AC68
oklch(76.2% 0.096 82.3)
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 #90B2EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.023
- Pastel Blue #A2BFFE ΔE 0.045
- Light Grey Blue #9DBCD4 ΔE 0.057
- Lightblue #7BC8F6 ΔE 0.058
- Light Cornflower Blue #98C1D9 ΔE 0.060
- Sky #82CAFC ΔE 0.062
- Cloudy Blue #ACC2D9 ΔE 0.072
- Light Sky Blue #87CEFA ΔE 0.072
Use #90B2EF 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.