#91CAFC
Closest named color: Light Sky Blue (#87CEFA). oklch(81.8% 0.092 245.7), rgb(145, 202, 252).
Aa
Black text reads best on this color (12.05:1).
About this color
#91CAFC is a light, moderately saturated blue. In OKLCH its lightness is 82%, its chroma 0.092 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Light Sky Blue (#87CEFA), ΔE 0.015 away. Black text reads best on it, at 12.05:1.
| Hue family | Blues |
| Lightness | light (82%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Light Sky Blue (#87CEFA) |
| Black text | 12.05:1 |
| White text | 1.74:1 |
Values
| HEX | #91CAFC |
| RGB | rgb(145, 202, 252) |
| HSL | hsl(208, 95%, 78%) |
| OKLCH | oklch(81.8% 0.092 245.7) |
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 #91CAFC | 1.74:1 | Fails | Lc -35.5 | Non-text elements, placeholder text |
| Black text on #91CAFC | 12.05:1 | AAA | Lc 72.3 | Content text, not long reading |
| #91CAFC text on white | 1.74:1 | Fails | Lc 31.6 | Non-text elements, placeholder text |
| #91CAFC text on black | 12.05:1 | AAA | Lc -71.1 | 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
#EFF7FD
oklch(97.2% 0.012 239.9)
-
Step 100
100
#DCECFB
oklch(93.6% 0.027 246.3)
-
Step 200
200
#BEDDFA
oklch(88.4% 0.052 246.6)
-
Step 300
300 (this color)
#91CAFC
oklch(81.8% 0.092 245.7)
-
Step 400
400
#43A8F6
oklch(70.8% 0.147 245.6)
-
Step 500
500
#008FE4
oklch(63% 0.162 246)
-
Step 600
600
#0078C0
oklch(55.5% 0.142 245.8)
-
Step 700
700
#0065A3
oklch(49.1% 0.126 245.9)
-
Step 800
800
#005386
oklch(42.8% 0.108 245.3)
-
Step 900
900
#004571
oklch(37.8% 0.096 245.5)
-
Step 950
950
#002846
oklch(26.9% 0.07 246.6)
#91CAFC 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) | #B6CAFE | 0.044 |
| Deuteranopia (no green cones) | #A8BFFB | 0.037 |
| Tritanopia (no blue cones) | #67D6DB | 0.077 |
| Achromatopsia (no color) | #C4C4C4 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91CAFC
#91CAFC
oklch(81.8% 0.092 245.7)
- #EDB883
#EDB883
oklch(81.9% 0.092 65.9)
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 #91CAFC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Sky Blue #87CEFA ΔE 0.015
- Sky #82CAFC ΔE 0.015
- Baby Blue #A2CFFE ΔE 0.025
- Lightblue #7BC8F6 ΔE 0.025
- Sky Blue #87CEEB ΔE 0.032
- Pastel Blue #A2BFFE ΔE 0.034
- Light Cornflower Blue #98C1D9 ΔE 0.049
- Light Steel Blue #B0C4DE ΔE 0.051
Use #91CAFC 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.