#90B7CA
Closest named color: Light Grey Blue (#9DBCD4). oklch(75.8% 0.05 229.2), rgb(144, 183, 202).
Aa
Black text reads best on this color (9.81:1).
About this color
#90B7CA is a medium-light, muted teal or cyan. In OKLCH its lightness is 76%, its chroma 0.050 and its hue 229°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.025 away. Black text reads best on it, at 9.81:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (76%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.81:1 |
| White text | 2.14:1 |
Values
| HEX | #90B7CA |
| RGB | rgb(144, 183, 202) |
| HSL | hsl(200, 35%, 68%) |
| OKLCH | oklch(75.8% 0.05 229.2) |
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 #90B7CA | 2.14:1 | Fails | Lc -46.7 | Large or bold text, headings |
| Black text on #90B7CA | 9.81:1 | AAA | Lc 62.0 | Content text, not long reading |
| #90B7CA text on white | 2.14:1 | Fails | Lc 42.0 | Non-text elements, placeholder text |
| #90B7CA text on black | 9.81:1 | AAA | Lc -60.2 | 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 400.
-
Step 50
50
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E4EBEF
oklch(93.6% 0.009 232.4)
-
Step 200
200
#CEDCE2
oklch(88.6% 0.017 225.2)
-
Step 300
300
#ADC5D1
oklch(80.9% 0.031 229.3)
-
Step 400
400 (this color)
#90B7CA
oklch(75.8% 0.05 229.2)
-
Step 500
500
#5F91A9
oklch(63% 0.065 229.8)
-
Step 600
600
#457B94
oklch(55.6% 0.069 229.7)
-
Step 700
700
#36687E
oklch(49.2% 0.064 228.7)
-
Step 800
800
#2D5566
oklch(42.8% 0.053 227.6)
-
Step 900
900
#294653
oklch(37.7% 0.041 228.3)
-
Step 950
950
#182931
oklch(27% 0.027 229.2)
#90B7CA 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) | #ADB5CB | 0.037 |
| Deuteranopia (no green cones) | #A5AECA | 0.034 |
| Tritanopia (no blue cones) | #7EBDBD | 0.036 |
| Achromatopsia (no color) | #B1B1B1 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90B7CA
#90B7CA
oklch(75.8% 0.05 229.2)
- #CCA895
#CCA895
oklch(75.9% 0.05 49.4)
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 #90B7CA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.025
- Light Cornflower Blue #98C1D9 ΔE 0.033
- French Gray #ADB5BD ΔE 0.038
- Cool Steel #97A7B3 ΔE 0.046
- Cloudy Blue #ACC2D9 ΔE 0.051
- Dark Gray #A9A9A9 ΔE 0.055
- Pewter #96A8A1 ΔE 0.060
- Light Steel Blue #B0C4DE ΔE 0.060
Use #90B7CA 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.