#90BBC9
Closest named color: Light Grey Blue (#9DBCD4). oklch(76.6% 0.05 219.8), rgb(144, 187, 201).
Aa
Black text reads best on this color (10.13:1).
About this color
#90BBC9 is a medium-light, muted teal or cyan. In OKLCH its lightness is 77%, its chroma 0.050 and its hue 220°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.023 away. Black text reads best on it, at 10.13:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (77%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.13:1 |
| White text | 2.07:1 |
Values
| HEX | #90BBC9 |
| RGB | rgb(144, 187, 201) |
| HSL | hsl(195, 35%, 68%) |
| OKLCH | oklch(76.6% 0.05 219.8) |
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 #90BBC9 | 2.07:1 | Fails | Lc -45.0 | Non-text elements, placeholder text |
| Black text on #90BBC9 | 10.13:1 | AAA | Lc 63.5 | Content text, not long reading |
| #90BBC9 text on white | 2.07:1 | Fails | Lc 40.4 | Non-text elements, placeholder text |
| #90BBC9 text on black | 10.13:1 | AAA | Lc -61.9 | 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
#E0ECF1
oklch(93.6% 0.015 224.5)
-
Step 200
200
#C6DEE6
oklch(88.5% 0.028 219.8)
-
Step 300
300 (this color)
#90BBC9
oklch(76.6% 0.05 219.8)
-
Step 400
400
#64ADC3
oklch(70.8% 0.08 219.4)
-
Step 500
500
#2C97B4
oklch(63% 0.102 220.3)
-
Step 600
600
#00809C
oklch(55.5% 0.101 220.3)
-
Step 700
700
#006C83
oklch(49.1% 0.089 219.3)
-
Step 800
800
#00586C
oklch(42.6% 0.078 220.2)
-
Step 900
900
#05495A
oklch(37.6% 0.067 220.8)
-
Step 950
950
#082B35
oklch(27% 0.043 220.9)
#90BBC9 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) | #B2B8CA | 0.043 |
| Deuteranopia (no green cones) | #A9B1C9 | 0.039 |
| Tritanopia (no blue cones) | #7EC0BF | 0.031 |
| Achromatopsia (no color) | #B4B4B4 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90BBC9
#90BBC9
oklch(76.6% 0.05 219.8)
- #D0A99B
#D0A99B
oklch(76.6% 0.05 40.7)
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 #90BBC9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.023
- Light Cornflower Blue #98C1D9 ΔE 0.028
- French Gray #ADB5BD ΔE 0.038
- Cloudy Blue #ACC2D9 ΔE 0.046
- Cool Steel #97A7B3 ΔE 0.054
- Light Steel Blue #B0C4DE ΔE 0.056
- Dark Gray #A9A9A9 ΔE 0.059
- Sky Blue #87CEEB ΔE 0.059
Use #90BBC9 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.