#90ADFA
Closest named color: Carolina Blue (#8AB8FE). oklch(75.6% 0.116 267.8), rgb(144, 173, 250).
Aa
Black text reads best on this color (9.54:1).
About this color
#90ADFA is a medium-light, moderately saturated blue. In OKLCH its lightness is 76%, its chroma 0.116 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.028 away. Black text reads best on it, at 9.54:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.116) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.54:1 |
| White text | 2.20:1 |
Values
| HEX | #90ADFA |
| RGB | rgb(144, 173, 250) |
| HSL | hsl(224, 91%, 77%) |
| OKLCH | oklch(75.6% 0.116 267.8) |
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 #90ADFA | 2.20:1 | Fails | Lc -48.0 | Large or bold text, headings |
| Black text on #90ADFA | 9.54:1 | AAA | Lc 60.7 | Content text, not long reading |
| #90ADFA text on white | 2.20:1 | Fails | Lc 43.2 | Non-text elements, placeholder text |
| #90ADFA text on black | 9.54:1 | AAA | Lc -58.9 | 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
#F2F5FC
oklch(97% 0.01 267.4)
-
Step 100
100
#E4EAF8
oklch(93.7% 0.02 267.3)
-
Step 200
200
#CDD9F5
oklch(88.5% 0.041 267.1)
-
Step 300
300
#ACC0F0
oklch(80.9% 0.072 267.1)
-
Step 400
400 (this color)
#90ADFA
oklch(75.6% 0.116 267.8)
-
Step 500
500
#6383E3
oklch(63.1% 0.149 268.1)
-
Step 600
600
#4B6BD0
oklch(55.7% 0.16 267.7)
-
Step 700
700
#3C58B5
oklch(49.1% 0.151 267.9)
-
Step 800
800
#324992
oklch(42.8% 0.123 267.8)
-
Step 900
900
#2B3E74
oklch(37.8% 0.095 267.2)
-
Step 950
950
#192444
oklch(26.9% 0.062 267.8)
#90ADFA 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) | #92B4FD | 0.018 |
| Deuteranopia (no green cones) | #87AAF8 | 0.014 |
| Tritanopia (no blue cones) | #6BBDC8 | 0.105 |
| Achromatopsia (no color) | #AFAFAF | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90ADFA
#90ADFA
oklch(75.6% 0.116 267.8)
- #CFAB52
#CFAB52
oklch(75.6% 0.116 87.3)
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 #90ADFA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.028
- Periwinkle Blue #8F99FB ΔE 0.053
- Pastel Blue #A2BFFE ΔE 0.054
- Lightblue #7BC8F6 ΔE 0.075
- Sky #82CAFC ΔE 0.076
- Light Grey Blue #9DBCD4 ΔE 0.080
- Light Cornflower Blue #98C1D9 ΔE 0.083
- Pastel Purple #CAA0FF ΔE 0.084
Use #90ADFA 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.