#90BECB
Closest named color: Light Grey Blue (#9DBCD4). oklch(77.3% 0.052 217), rgb(144, 190, 203).
Aa
Black text reads best on this color (10.41:1).
About this color
#90BECB is a medium-light, muted teal or cyan. In OKLCH its lightness is 77%, its chroma 0.052 and its hue 217°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.023 away. Black text reads best on it, at 10.41:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (77%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.41:1 |
| White text | 2.01:1 |
Values
| HEX | #90BECB |
| RGB | rgb(144, 190, 203) |
| HSL | hsl(193, 36%, 68%) |
| OKLCH | oklch(77.3% 0.052 217) |
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 #90BECB | 2.01:1 | Fails | Lc -43.6 | Non-text elements, placeholder text |
| Black text on #90BECB | 10.41:1 | AAA | Lc 64.8 | Content text, not long reading |
| #90BECB text on white | 2.01:1 | Fails | Lc 39.1 | Non-text elements, placeholder text |
| #90BECB text on black | 10.41:1 | AAA | Lc -63.2 | 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
#DFEDF0
oklch(93.7% 0.015 212)
-
Step 200
200
#C5DEE6
oklch(88.5% 0.029 219)
-
Step 300
300 (this color)
#90BECB
oklch(77.3% 0.052 217)
-
Step 400
400
#5FAEC2
oklch(70.8% 0.083 216.2)
-
Step 500
500
#1E99B3
oklch(63.2% 0.106 216.6)
-
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
#004A59
oklch(37.7% 0.067 217.2)
-
Step 950
950
#052C34
oklch(27.1% 0.044 214.8)
#90BECB 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) | #B5BBCC | 0.046 |
| Deuteranopia (no green cones) | #ABB3CB | 0.043 |
| Tritanopia (no blue cones) | #7DC3C2 | 0.030 |
| Achromatopsia (no color) | #B7B7B7 | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90BECB
#90BECB
oklch(77.3% 0.052 217)
- #D4AA9E
#D4AA9E
oklch(77.3% 0.052 36.5)
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 #90BECB, 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 0.023
- French Gray #ADB5BD ΔE 0.040
- Cloudy Blue #ACC2D9 ΔE 0.042
- Light Steel Blue #B0C4DE ΔE 0.052
- Sky Blue #87CEEB ΔE 0.052
- Lightblue #7BC8F6 ΔE 0.060
- Pale Teal #82CBB2 ΔE 0.061
Use #90BECB 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.