#91CBE4
Closest named color: Sky Blue (#87CEEB). oklch(81.1% 0.069 226.6), rgb(145, 203, 228).
Aa
Black text reads best on this color (11.86:1).
About this color
#91CBE4 is a light, muted teal or cyan. In OKLCH its lightness is 81%, its chroma 0.069 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is Sky Blue (#87CEEB), ΔE 0.013 away. Black text reads best on it, at 11.86:1.
| Hue family | Teals and cyans |
| Lightness | light (81%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Sky Blue (#87CEEB) |
| Black text | 11.86:1 |
| White text | 1.76:1 |
Values
| HEX | #91CBE4 |
| RGB | rgb(145, 203, 228) |
| HSL | hsl(198, 61%, 73%) |
| OKLCH | oklch(81.1% 0.069 226.6) |
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 #91CBE4 | 1.76:1 | Fails | Lc -36.4 | Non-text elements, placeholder text |
| Black text on #91CBE4 | 11.86:1 | AAA | Lc 71.4 | Content text, not long reading |
| #91CBE4 text on white | 1.76:1 | Fails | Lc 32.4 | Non-text elements, placeholder text |
| #91CBE4 text on black | 11.86:1 | AAA | Lc -70.2 | 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
#EFF7FA
oklch(97.1% 0.009 222.1)
-
Step 100
100
#DDEDF4
oklch(93.6% 0.019 225.7)
-
Step 200
200
#C0DFED
oklch(88.5% 0.038 226.8)
-
Step 300
300 (this color)
#91CBE4
oklch(81.1% 0.069 226.6)
-
Step 400
400
#45AED6
oklch(70.7% 0.111 227)
-
Step 500
500
#0097C2
oklch(63.1% 0.122 226.9)
-
Step 600
600
#007FA3
oklch(55.6% 0.107 226.4)
-
Step 700
700
#006B8A
oklch(49.2% 0.095 226.5)
-
Step 800
800
#005771
oklch(42.6% 0.082 226.6)
-
Step 900
900
#00495F
oklch(37.8% 0.072 226.2)
-
Step 950
950
#002B3A
oklch(27% 0.052 227.2)
#91CBE4 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) | #BEC8E5 | 0.054 |
| Deuteranopia (no green cones) | #B1BEE4 | 0.049 |
| Tritanopia (no blue cones) | #73D3D3 | 0.048 |
| Achromatopsia (no color) | #C3C3C3 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91CBE4
#91CBE4
oklch(81.1% 0.069 226.6)
- #E8B49C
#E8B49C
oklch(81.1% 0.069 46)
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 #91CBE4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sky Blue #87CEEB ΔE 0.013
- Light Cornflower Blue #98C1D9 ΔE 0.027
- Light Sky Blue #87CEFA ΔE 0.031
- Lightblue #7BC8F6 ΔE 0.036
- Cloudy Blue #ACC2D9 ΔE 0.036
- Sky #82CAFC ΔE 0.038
- Light Steel Blue #B0C4DE ΔE 0.038
- Light Grey Blue #9DBCD4 ΔE 0.040
Use #91CBE4 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.