#90BDED
Closest named color: Carolina Blue (#8AB8FE). oklch(78.4% 0.084 250.5), rgb(144, 189, 237).
Aa
Black text reads best on this color (10.68:1).
About this color
#90BDED is a light, moderately saturated blue. In OKLCH its lightness is 78%, its chroma 0.084 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.032 away. Black text reads best on it, at 10.68:1.
| Hue family | Blues |
| Lightness | light (78%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 10.68:1 |
| White text | 1.96:1 |
Values
| HEX | #90BDED |
| RGB | rgb(144, 189, 237) |
| HSL | hsl(211, 72%, 75%) |
| OKLCH | oklch(78.4% 0.084 250.5) |
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 #90BDED | 1.96:1 | Fails | Lc -42.2 | Non-text elements, placeholder text |
| Black text on #90BDED | 10.68:1 | AAA | Lc 66.1 | Content text, not long reading |
| #90BDED text on white | 1.96:1 | Fails | Lc 37.8 | Non-text elements, placeholder text |
| #90BDED text on black | 10.68:1 | AAA | Lc -64.6 | 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
#F0F6FD
oklch(97.1% 0.011 252.1)
-
Step 100
100
#DEECFA
oklch(93.7% 0.024 248.1)
-
Step 200
200
#C3DCF8
oklch(88.5% 0.047 251.3)
-
Step 300
300 (this color)
#90BDED
oklch(78.4% 0.084 250.5)
-
Step 400
400
#5AA5F1
oklch(70.7% 0.135 250.6)
-
Step 500
500
#1A8CEC
oklch(63.1% 0.172 250.5)
-
Step 600
600
#0075CC
oklch(55.6% 0.16 250.6)
-
Step 700
700
#0062AD
oklch(49.1% 0.142 250.8)
-
Step 800
800
#00508F
oklch(42.6% 0.123 250.8)
-
Step 900
900
#004378
oklch(37.8% 0.108 250.3)
-
Step 950
950
#042747
oklch(26.8% 0.071 250.5)
#90BDED 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) | #ABBEEF | 0.033 |
| Deuteranopia (no green cones) | #9FB5EC | 0.026 |
| Tritanopia (no blue cones) | #6FC8CD | 0.072 |
| Achromatopsia (no color) | #B9B9B9 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90BDED
#90BDED
oklch(78.4% 0.084 250.5)
- #DBB07D
#DBB07D
oklch(78.4% 0.084 70.9)
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 #90BDED, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.032
- Lightblue #7BC8F6 ΔE 0.033
- Pastel Blue #A2BFFE ΔE 0.034
- Light Cornflower Blue #98C1D9 ΔE 0.035
- Sky #82CAFC ΔE 0.036
- Light Grey Blue #9DBCD4 ΔE 0.037
- Light Sky Blue #87CEFA ΔE 0.044
- Sky Blue #87CEEB ΔE 0.047
Use #90BDED 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.