#90BEC4
Closest named color: Light Grey Blue (#9DBCD4). oklch(77.1% 0.049 206.1), rgb(144, 190, 196).
Aa
Black text reads best on this color (10.34:1).
About this color
#90BEC4 is a medium-light, muted teal or cyan. In OKLCH its lightness is 77%, its chroma 0.049 and its hue 206°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.031 away. Black text reads best on it, at 10.34:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (77%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.34:1 |
| White text | 2.02:1 |
Values
| HEX | #90BEC4 |
| RGB | rgb(144, 190, 196) |
| HSL | hsl(187, 31%, 67%) |
| OKLCH | oklch(77.1% 0.049 206.1) |
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 #90BEC4 | 2.02:1 | Fails | Lc -43.9 | Non-text elements, placeholder text |
| Black text on #90BEC4 | 10.34:1 | AAA | Lc 64.5 | Content text, not long reading |
| #90BEC4 text on white | 2.02:1 | Fails | Lc 39.4 | Non-text elements, placeholder text |
| #90BEC4 text on black | 10.34:1 | AAA | Lc -62.9 | 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 300.
-
Step 50
50
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#E0EDEE
oklch(93.7% 0.014 202.5)
-
Step 200
200
#C5DFE2
oklch(88.5% 0.028 205.1)
-
Step 300
300 (this color)
#90BEC4
oklch(77.1% 0.049 206.1)
-
Step 400
400
#60AFB9
oklch(70.7% 0.079 206.2)
-
Step 500
500
#229AA7
oklch(63% 0.1 206.2)
-
Step 600
600
#00838F
oklch(55.7% 0.095 206.1)
-
Step 700
700
#006E78
oklch(49.1% 0.084 205.8)
-
Step 800
800
#005A63
oklch(42.7% 0.073 206.6)
-
Step 900
900
#004B52
oklch(37.7% 0.064 205.5)
-
Step 950
950
#062C30
oklch(27% 0.041 205.3)
#90BEC4 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) | #B7BAC4 | 0.049 |
| Deuteranopia (no green cones) | #ADB3C4 | 0.045 |
| Tritanopia (no blue cones) | #7FC2C0 | 0.023 |
| Achromatopsia (no color) | #B6B6B6 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90BEC4
#90BEC4
oklch(77.1% 0.049 206.1)
- #D2A9A4
#D2A9A4
oklch(77% 0.049 26.3)
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 #90BEC4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.031
- Light Cornflower Blue #98C1D9 ΔE 0.032
- French Gray #ADB5BD ΔE 0.040
- Cloudy Blue #ACC2D9 ΔE 0.048
- Pale Teal #82CBB2 ΔE 0.053
- Light Steel Blue #B0C4DE ΔE 0.058
- Sky Blue #87CEEB ΔE 0.059
- Cool Steel #97A7B3 ΔE 0.060
Use #90BEC4 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.