#90BBC7
Closest named color: Light Grey Blue (#9DBCD4). oklch(76.5% 0.049 216.7), rgb(144, 187, 199).
Aa
Black text reads best on this color (10.11:1).
About this color
#90BBC7 is a medium-light, muted teal or cyan. In OKLCH its lightness is 77%, its chroma 0.049 and its hue 217°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.026 away. Black text reads best on it, at 10.11:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (77%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.11:1 |
| White text | 2.07:1 |
Values
| HEX | #90BBC7 |
| RGB | rgb(144, 187, 199) |
| HSL | hsl(193, 33%, 67%) |
| OKLCH | oklch(76.5% 0.049 216.7) |
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 #90BBC7 | 2.07:1 | Fails | Lc -45.1 | Large or bold text, headings |
| Black text on #90BBC7 | 10.11:1 | AAA | Lc 63.4 | Content text, not long reading |
| #90BBC7 text on white | 2.07:1 | Fails | Lc 40.5 | Non-text elements, placeholder text |
| #90BBC7 text on black | 10.11:1 | AAA | Lc -61.8 | 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
#E0ECF0
oklch(93.5% 0.014 219.6)
-
Step 200
200
#C6DEE5
oklch(88.5% 0.027 217.2)
-
Step 300
300 (this color)
#90BBC7
oklch(76.5% 0.049 216.7)
-
Step 400
400
#64ADC0
oklch(70.7% 0.078 216.5)
-
Step 500
500
#2D98B0
oklch(63.1% 0.1 216.3)
-
Step 600
600
#008199
oklch(55.6% 0.099 216.9)
-
Step 700
700
#006C81
oklch(49% 0.088 217.4)
-
Step 800
800
#00596A
oklch(42.8% 0.076 216.6)
-
Step 900
900
#054A58
oklch(37.8% 0.065 216.5)
-
Step 950
950
#092B33
oklch(26.9% 0.041 216.6)
#90BBC7 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) | #B3B8C8 | 0.044 |
| Deuteranopia (no green cones) | #AAB1C7 | 0.040 |
| Tritanopia (no blue cones) | #7EC0BF | 0.029 |
| Achromatopsia (no color) | #B4B4B4 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90BBC7
#90BBC7
oklch(76.5% 0.049 216.7)
- #D0A99D
#D0A99D
oklch(76.7% 0.049 37.8)
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 #90BBC7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.026
- Light Cornflower Blue #98C1D9 ΔE 0.030
- French Gray #ADB5BD ΔE 0.037
- Cloudy Blue #ACC2D9 ΔE 0.048
- Cool Steel #97A7B3 ΔE 0.053
- Light Steel Blue #B0C4DE ΔE 0.057
- Dark Gray #A9A9A9 ΔE 0.058
- Sky Blue #87CEEB ΔE 0.060
Use #90BBC7 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.