#90BAE5
Closest named color: Light Grey Blue (#9DBCD4). oklch(77.4% 0.077 249.4), rgb(144, 186, 229).
Aa
Black text reads best on this color (10.34:1).
About this color
#90BAE5 is a medium-light, moderately saturated blue. In OKLCH its lightness is 77%, its chroma 0.077 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.030 away. Black text reads best on it, at 10.34:1.
| Hue family | Blues |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.34:1 |
| White text | 2.03:1 |
Values
| HEX | #90BAE5 |
| RGB | rgb(144, 186, 229) |
| HSL | hsl(210, 62%, 73%) |
| OKLCH | oklch(77.4% 0.077 249.4) |
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 #90BAE5 | 2.03:1 | Fails | Lc -43.9 | Non-text elements, placeholder text |
| Black text on #90BAE5 | 10.34:1 | AAA | Lc 64.5 | Content text, not long reading |
| #90BAE5 text on white | 2.03:1 | Fails | Lc 39.4 | Non-text elements, placeholder text |
| #90BAE5 text on black | 10.34:1 | AAA | Lc -62.9 | 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
#F0F6FC
oklch(97% 0.01 247.9)
-
Step 100
100
#DFEBF8
oklch(93.5% 0.022 250.2)
-
Step 200
200
#C4DCF5
oklch(88.5% 0.043 249.4)
-
Step 300
300 (this color)
#90BAE5
oklch(77.4% 0.077 249.4)
-
Step 400
400
#60A6EA
oklch(70.8% 0.123 249.3)
-
Step 500
500
#2A8DE3
oklch(63% 0.157 249.6)
-
Step 600
600
#0076C9
oklch(55.6% 0.155 249.4)
-
Step 700
700
#0063AA
oklch(49.1% 0.137 249.4)
-
Step 800
800
#00518D
oklch(42.7% 0.12 249.5)
-
Step 900
900
#044375
oklch(37.6% 0.103 249.8)
-
Step 950
950
#082844
oklch(27% 0.064 249)
#90BAE5 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) | #A9BBE7 | 0.031 |
| Deuteranopia (no green cones) | #9FB2E4 | 0.026 |
| Tritanopia (no blue cones) | #73C4C8 | 0.066 |
| Achromatopsia (no color) | #B6B6B6 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90BAE5
#90BAE5
oklch(77.4% 0.077 249.4)
- #D6AD80
#D6AD80
oklch(77.4% 0.077 68.9)
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 #90BAE5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.030
- Light Cornflower Blue #98C1D9 ΔE 0.031
- Carolina Blue #8AB8FE ΔE 0.039
- Lightblue #7BC8F6 ΔE 0.041
- Pastel Blue #A2BFFE ΔE 0.044
- Sky #82CAFC ΔE 0.046
- Cloudy Blue #ACC2D9 ΔE 0.047
- Light Steel Blue #B0C4DE ΔE 0.052
Use #90BAE5 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.