#90BCD1
Closest named color: Light Grey Blue (#9DBCD4). oklch(77.1% 0.056 228.8), rgb(144, 188, 209).
Aa
Black text reads best on this color (10.29:1).
About this color
#90BCD1 is a medium-light, muted teal or cyan. In OKLCH its lightness is 77%, its chroma 0.056 and its hue 229°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.017 away. Black text reads best on it, at 10.29:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (77%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.29:1 |
| White text | 2.03:1 |
Values
| HEX | #90BCD1 |
| RGB | rgb(144, 188, 209) |
| HSL | hsl(199, 41%, 69%) |
| OKLCH | oklch(77.1% 0.056 228.8) |
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 #90BCD1 | 2.03:1 | Fails | Lc -44.2 | Non-text elements, placeholder text |
| Black text on #90BCD1 | 10.29:1 | AAA | Lc 64.3 | Content text, not long reading |
| #90BCD1 text on white | 2.03:1 | Fails | Lc 39.6 | Non-text elements, placeholder text |
| #90BCD1 text on black | 10.29:1 | AAA | Lc -62.7 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#DFECF3
oklch(93.5% 0.017 230.9)
-
Step 200
200
#C5DEEA
oklch(88.6% 0.031 228.2)
-
Step 300
300 (this color)
#90BCD1
oklch(77.1% 0.056 228.8)
-
Step 400
400
#61ABCD
oklch(70.6% 0.089 229.6)
-
Step 500
500
#2696C0
oklch(63.2% 0.114 228.8)
-
Step 600
600
#007EA6
oklch(55.5% 0.11 229.3)
-
Step 700
700
#006A8C
oklch(49% 0.097 229.1)
-
Step 800
800
#005773
oklch(42.7% 0.084 228.5)
-
Step 900
900
#004861
oklch(37.6% 0.075 229.8)
-
Step 950
950
#072B39
oklch(27.2% 0.047 228.6)
#90BCD1 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) | #B1BAD2 | 0.041 |
| Deuteranopia (no green cones) | #A8B2D1 | 0.038 |
| Tritanopia (no blue cones) | #7BC2C3 | 0.038 |
| Achromatopsia (no color) | #B6B6B6 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90BCD1
#90BCD1
oklch(77.1% 0.056 228.8)
- #D3AB96
#D3AB96
oklch(77.2% 0.055 49.2)
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 #90BCD1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.017
- Light Cornflower Blue #98C1D9 ΔE 0.019
- Cloudy Blue #ACC2D9 ΔE 0.041
- French Gray #ADB5BD ΔE 0.042
- Light Steel Blue #B0C4DE ΔE 0.050
- Sky Blue #87CEEB ΔE 0.051
- Lightblue #7BC8F6 ΔE 0.054
- Cool Steel #97A7B3 ΔE 0.060
Use #90BCD1 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.