#90AEDD
Closest named color: Carolina Blue (#8AB8FE). oklch(74.6% 0.076 259.2), rgb(144, 174, 221).
Aa
Black text reads best on this color (9.28:1).
About this color
#90AEDD is a medium-light, moderately saturated blue. In OKLCH its lightness is 75%, its chroma 0.076 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.048 away. Black text reads best on it, at 9.28:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.28:1 |
| White text | 2.26:1 |
Values
| HEX | #90AEDD |
| RGB | rgb(144, 174, 221) |
| HSL | hsl(217, 53%, 72%) |
| OKLCH | oklch(74.6% 0.076 259.2) |
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 #90AEDD | 2.26:1 | Fails | Lc -49.4 | Large or bold text, headings |
| Black text on #90AEDD | 9.28:1 | AAA | Lc 59.4 | Large or bold text, headings |
| #90AEDD text on white | 2.26:1 | Fails | Lc 44.6 | Non-text elements, placeholder text |
| #90AEDD text on black | 9.28:1 | AAA | Lc -57.6 | 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
#F3F6FA
oklch(97.2% 0.006 255.5)
-
Step 100
100
#E4EAF3
oklch(93.5% 0.014 258.3)
-
Step 200
200
#CFDAEB
oklch(88.5% 0.026 259)
-
Step 300
300
#AFC2E0
oklch(80.9% 0.047 259.5)
-
Step 400
400 (this color)
#90AEDD
oklch(74.6% 0.076 259.2)
-
Step 500
500
#668AC4
oklch(63.1% 0.097 259.7)
-
Step 600
600
#4D73B1
oklch(55.6% 0.106 259.8)
-
Step 700
700
#3E6198
oklch(49.2% 0.098 259.1)
-
Step 800
800
#334F7B
oklch(42.7% 0.081 259.1)
-
Step 900
900
#2D4263
oklch(37.7% 0.063 259.2)
-
Step 950
950
#1A273A
oklch(27% 0.04 257.8)
#90AEDD 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) | #9EB0DF | 0.019 |
| Deuteranopia (no green cones) | #95A9DC | 0.014 |
| Tritanopia (no blue cones) | #78B8BE | 0.067 |
| Achromatopsia (no color) | #ACACAC | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90AEDD
#90AEDD
oklch(74.6% 0.076 259.2)
- #C6A775
#C6A775
oklch(74.4% 0.076 79.1)
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 #90AEDD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.048
- Light Grey Blue #9DBCD4 ΔE 0.048
- Light Cornflower Blue #98C1D9 ΔE 0.056
- Cool Steel #97A7B3 ΔE 0.059
- Pastel Blue #A2BFFE ΔE 0.064
- Bluegrey #85A3B2 ΔE 0.066
- French Gray #ADB5BD ΔE 0.066
- Bluey Grey #89A0B0 ΔE 0.069
Use #90AEDD 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.