#90BCCB
Closest named color: Light Grey Blue (#9DBCD4). oklch(76.9% 0.051 220.8), rgb(144, 188, 203).
Aa
Black text reads best on this color (10.24:1).
About this color
#90BCCB is a medium-light, muted teal or cyan. In OKLCH its lightness is 77%, its chroma 0.051 and its hue 221°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.022 away. Black text reads best on it, at 10.24:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (77%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.24:1 |
| White text | 2.05:1 |
Values
| HEX | #90BCCB |
| RGB | rgb(144, 188, 203) |
| HSL | hsl(195, 36%, 68%) |
| OKLCH | oklch(76.9% 0.051 220.8) |
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 #90BCCB | 2.05:1 | Fails | Lc -44.5 | Non-text elements, placeholder text |
| Black text on #90BCCB | 10.24:1 | AAA | Lc 64.0 | Content text, not long reading |
| #90BCCB text on white | 2.05:1 | Fails | Lc 39.9 | Non-text elements, placeholder text |
| #90BCCB text on black | 10.24:1 | AAA | Lc -62.4 | 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
#F1F7F9
oklch(97.2% 0.007 219.6)
-
Step 100
100
#E0ECF1
oklch(93.6% 0.015 224.5)
-
Step 200
200
#C6DEE6
oklch(88.5% 0.028 219.8)
-
Step 300
300 (this color)
#90BCCB
oklch(76.9% 0.051 220.8)
-
Step 400
400
#62ADC5
oklch(70.8% 0.082 220.8)
-
Step 500
500
#2898B6
oklch(63.2% 0.105 220.5)
-
Step 600
600
#00809D
oklch(55.6% 0.102 221.1)
-
Step 700
700
#006C84
oklch(49.2% 0.09 220.2)
-
Step 800
800
#00586D
oklch(42.6% 0.078 221.3)
-
Step 900
900
#01495B
oklch(37.6% 0.069 221.5)
-
Step 950
950
#072B35
oklch(26.9% 0.043 220.5)
#90BCCB 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) | #B3B9CC | 0.044 |
| Deuteranopia (no green cones) | #A9B2CB | 0.039 |
| Tritanopia (no blue cones) | #7DC1C1 | 0.031 |
| Achromatopsia (no color) | #B5B5B5 | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90BCCB
#90BCCB
oklch(76.9% 0.051 220.8)
- #D2AA9B
#D2AA9B
oklch(77% 0.052 41.6)
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 #90BCCB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.022
- Light Cornflower Blue #98C1D9 ΔE 0.024
- French Gray #ADB5BD ΔE 0.039
- Cloudy Blue #ACC2D9 ΔE 0.044
- Light Steel Blue #B0C4DE ΔE 0.053
- Sky Blue #87CEEB ΔE 0.056
- Cool Steel #97A7B3 ΔE 0.057
- Lightblue #7BC8F6 ΔE 0.061
Use #90BCCB 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.