#91D8FA
Closest named color: Light Sky Blue (#87CEFA). oklch(84.7% 0.085 229.7), rgb(145, 216, 250).
Aa
Black text reads best on this color (13.40:1).
About this color
#91D8FA is a light, moderately saturated teal or cyan. In OKLCH its lightness is 85%, its chroma 0.085 and its hue 230°. Its hue sits on the cool side of the wheel. The nearest named color is Light Sky Blue (#87CEFA), ΔE 0.030 away. Black text reads best on it, at 13.40:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.085) |
| Temperature | cool |
| Nearest name | Light Sky Blue (#87CEFA) |
| Black text | 13.40:1 |
| White text | 1.56:1 |
Values
| HEX | #91D8FA |
| RGB | rgb(145, 216, 250) |
| HSL | hsl(199, 91%, 77%) |
| OKLCH | oklch(84.7% 0.085 229.7) |
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 #91D8FA | 1.56:1 | Fails | Lc -29.2 | Dividers and decoration only |
| Black text on #91D8FA | 13.40:1 | AAA | Lc 78.0 | Fine for body text |
| #91D8FA text on white | 1.56:1 | Fails | Lc 25.8 | Dividers and decoration only |
| #91D8FA text on black | 13.40:1 | AAA | Lc -77.3 | Fine for body text |
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 200.
-
Step 50
50
#ECF8FE
oklch(97.2% 0.015 229)
-
Step 100
100
#D5EEFB
oklch(93.5% 0.032 230.3)
-
Step 200
200 (this color)
#91D8FA
oklch(84.7% 0.085 229.7)
-
Step 300
300
#6ECEFA
oklch(80.9% 0.11 229.9)
-
Step 400
400
#00AFE6
oklch(70.6% 0.14 229.8)
-
Step 500
500
#0096C6
oklch(63% 0.126 229.9)
-
Step 600
600
#007EA7
oklch(55.5% 0.111 230)
-
Step 700
700
#006A8D
oklch(49.1% 0.098 229.8)
-
Step 800
800
#005774
oklch(42.7% 0.085 229.4)
-
Step 900
900
#004861
oklch(37.6% 0.075 229.8)
-
Step 950
950
#002B3B
oklch(27% 0.053 228.8)
#91D8FA 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) | #C7D5FC | 0.062 |
| Deuteranopia (no green cones) | #B8C9FA | 0.056 |
| Tritanopia (no blue cones) | #66E2E3 | 0.062 |
| Achromatopsia (no color) | #CECECE | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91D8FA
#91D8FA
oklch(84.7% 0.085 229.7)
- #FBBD9B
#FBBD9B
oklch(84.7% 0.085 49.9)
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 #91D8FA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Sky Blue #87CEFA ΔE 0.030
- Baby Blue #A2CFFE ΔE 0.031
- Sky Blue #87CEEB ΔE 0.033
- Light Blue #ADD8E6 ΔE 0.039
- Sky #82CAFC ΔE 0.044
- Celeste #A8DADC ΔE 0.049
- Lightblue #7BC8F6 ΔE 0.051
- Powder Blue #B0E0E6 ΔE 0.052
Use #91D8FA 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.