#91B0FA
Closest named color: Carolina Blue (#8AB8FE). oklch(76.3% 0.112 266.4), rgb(145, 176, 250).
Aa
Black text reads best on this color (9.79:1).
About this color
#91B0FA is a medium-light, moderately saturated blue. In OKLCH its lightness is 76%, its chroma 0.112 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.021 away. Black text reads best on it, at 9.79:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.112) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.79:1 |
| White text | 2.14:1 |
Values
| HEX | #91B0FA |
| RGB | rgb(145, 176, 250) |
| HSL | hsl(222, 91%, 77%) |
| OKLCH | oklch(76.3% 0.112 266.4) |
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 #91B0FA | 2.14:1 | Fails | Lc -46.7 | Large or bold text, headings |
| Black text on #91B0FA | 9.79:1 | AAA | Lc 61.9 | Content text, not long reading |
| #91B0FA text on white | 2.14:1 | Fails | Lc 42.0 | Non-text elements, placeholder text |
| #91B0FA text on black | 9.79:1 | AAA | Lc -60.2 | 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
#F1F5FF
oklch(97% 0.014 268.5)
-
Step 100
100
#E0EAFF
oklch(93.6% 0.03 265.3)
-
Step 200
200
#C8D9FF
oklch(88.5% 0.056 266.2)
-
Step 300
300 (this color)
#91B0FA
oklch(76.3% 0.112 266.4)
-
Step 400
400
#749CFF
oklch(70.8% 0.152 266)
-
Step 500
500
#527EFF
oklch(63% 0.198 266.5)
-
Step 600
600
#325DFF
oklch(55.6% 0.244 266.4)
-
Step 700
700
#2549E1
oklch(49% 0.232 266.4)
-
Step 800
800
#1F3EB6
oklch(42.8% 0.192 266.4)
-
Step 900
900
#1D378F
oklch(37.7% 0.149 266.4)
-
Step 950
950
#112154
oklch(27% 0.095 266.7)
#91B0FA 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) | #96B6FD | 0.017 |
| Deuteranopia (no green cones) | #8BADF8 | 0.011 |
| Tritanopia (no blue cones) | #6CBFCA | 0.101 |
| Achromatopsia (no color) | #B1B1B1 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91B0FA
#91B0FA
oklch(76.3% 0.112 266.4)
- #D1AD58
#D1AD58
oklch(76.3% 0.112 86.6)
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 #91B0FA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.021
- Pastel Blue #A2BFFE ΔE 0.047
- Periwinkle Blue #8F99FB ΔE 0.061
- Lightblue #7BC8F6 ΔE 0.068
- Sky #82CAFC ΔE 0.069
- Light Grey Blue #9DBCD4 ΔE 0.074
- Light Cornflower Blue #98C1D9 ΔE 0.077
- Light Sky Blue #87CEFA ΔE 0.080
Use #91B0FA 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.