#90ADD6
Closest named color: Light Grey Blue (#9DBCD4). oklch(74.1% 0.068 257.1), rgb(144, 173, 214).
Aa
Black text reads best on this color (9.13:1).
About this color
#90ADD6 is a medium-light, muted blue. In OKLCH its lightness is 74%, its chroma 0.068 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.047 away. Black text reads best on it, at 9.13:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.13:1 |
| White text | 2.29:1 |
Values
| HEX | #90ADD6 |
| RGB | rgb(144, 173, 214) |
| HSL | hsl(215, 46%, 70%) |
| OKLCH | oklch(74.1% 0.068 257.1) |
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 #90ADD6 | 2.29:1 | Fails | Lc -50.2 | Large or bold text, headings |
| Black text on #90ADD6 | 9.13:1 | AAA | Lc 58.7 | Large or bold text, headings |
| #90ADD6 text on white | 2.29:1 | Fails | Lc 45.3 | Large or bold text, headings |
| #90ADD6 text on black | 9.13:1 | AAA | Lc -56.8 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E5EAF2
oklch(93.6% 0.012 259.8)
-
Step 200
200
#D0DAE9
oklch(88.5% 0.023 258.4)
-
Step 300
300
#B0C2DC
oklch(80.9% 0.042 257.5)
-
Step 400
400 (this color)
#90ADD6
oklch(74.1% 0.068 257.1)
-
Step 500
500
#678BBE
oklch(63.1% 0.087 257.1)
-
Step 600
600
#4F74AA
oklch(55.5% 0.095 257.8)
-
Step 700
700
#3F6292
oklch(49.2% 0.088 256.6)
-
Step 800
800
#345076
oklch(42.7% 0.072 256.3)
-
Step 900
900
#2E425F
oklch(37.6% 0.056 257.6)
-
Step 950
950
#1B2738
oklch(27% 0.036 257.1)
#90ADD6 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) | #9FAFD8 | 0.021 |
| Deuteranopia (no green cones) | #97A8D5 | 0.015 |
| Tritanopia (no blue cones) | #7BB6BB | 0.059 |
| Achromatopsia (no color) | #ABABAB | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90ADD6
#90ADD6
oklch(74.1% 0.068 257.1)
- #C3A67B
#C3A67B
oklch(74% 0.067 77.2)
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 #90ADD6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.047
- Cool Steel #97A7B3 ΔE 0.049
- Light Cornflower Blue #98C1D9 ΔE 0.056
- Bluegrey #85A3B2 ΔE 0.057
- Carolina Blue #8AB8FE ΔE 0.058
- Bluey Grey #89A0B0 ΔE 0.060
- French Gray #ADB5BD ΔE 0.061
- Greyblue #77A1B5 ΔE 0.064
Use #90ADD6 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.