#90ADFD
Closest named color: Carolina Blue (#8AB8FE). oklch(75.8% 0.12 268.3), rgb(144, 173, 253).
Aa
Black text reads best on this color (9.58:1).
About this color
#90ADFD is a medium-light, moderately saturated blue. In OKLCH its lightness is 76%, its chroma 0.120 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.029 away. Black text reads best on it, at 9.58:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.120) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.58:1 |
| White text | 2.19:1 |
Values
| HEX | #90ADFD |
| RGB | rgb(144, 173, 253) |
| HSL | hsl(224, 96%, 78%) |
| OKLCH | oklch(75.8% 0.12 268.3) |
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 #90ADFD | 2.19:1 | Fails | Lc -47.8 | Large or bold text, headings |
| Black text on #90ADFD | 9.58:1 | AAA | Lc 60.9 | Content text, not long reading |
| #90ADFD text on white | 2.19:1 | Fails | Lc 43.0 | Non-text elements, placeholder text |
| #90ADFD text on black | 9.58:1 | AAA | Lc -59.1 | 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
#E4EAF9
oklch(93.7% 0.021 268.4)
-
Step 200
200
#CDD9F6
oklch(88.5% 0.042 267.7)
-
Step 300
300
#ACBFF2
oklch(80.8% 0.075 268.8)
-
Step 400
400 (this color)
#90ADFD
oklch(75.8% 0.12 268.3)
-
Step 500
500
#6282E6
oklch(63% 0.155 268.4)
-
Step 600
600
#4A6AD4
oklch(55.7% 0.167 268)
-
Step 700
700
#3C57B7
oklch(49% 0.155 268.3)
-
Step 800
800
#324894
oklch(42.7% 0.128 268.4)
-
Step 900
900
#2B3D76
oklch(37.7% 0.1 268.2)
-
Step 950
950
#192445
oklch(26.9% 0.063 268.1)
#90ADFD 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) | #91B4FF | 0.018 |
| Deuteranopia (no green cones) | #86ABFB | 0.014 |
| Tritanopia (no blue cones) | #69BECA | 0.108 |
| Achromatopsia (no color) | #AFAFAF | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90ADFD
#90ADFD
oklch(75.8% 0.12 268.3)
- #D0AC4D
#D0AC4D
oklch(75.8% 0.121 88.4)
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 #90ADFD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.029
- Periwinkle Blue #8F99FB ΔE 0.052
- Pastel Blue #A2BFFE ΔE 0.055
- Lightblue #7BC8F6 ΔE 0.077
- Sky #82CAFC ΔE 0.078
- Light Grey Blue #9DBCD4 ΔE 0.083
- Pastel Purple #CAA0FF ΔE 0.083
- Pale Violet #CEAEFA ΔE 0.085
Use #90ADFD 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.