#91B2FE
Closest named color: Carolina Blue (#8AB8FE). oklch(76.9% 0.115 265.8), rgb(145, 178, 254).
Aa
Black text reads best on this color (10.00:1).
About this color
#91B2FE is a medium-light, moderately saturated blue. In OKLCH its lightness is 77%, its chroma 0.115 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.017 away. Black text reads best on it, at 10.00:1.
| Hue family | Blues |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.115) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 10.00:1 |
| White text | 2.09:1 |
Values
| HEX | #91B2FE |
| RGB | rgb(145, 178, 254) |
| HSL | hsl(222, 98%, 78%) |
| OKLCH | oklch(76.9% 0.115 265.8) |
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 #91B2FE | 2.09:1 | Fails | Lc -45.6 | Large or bold text, headings |
| Black text on #91B2FE | 10.00:1 | AAA | Lc 62.9 | Content text, not long reading |
| #91B2FE text on white | 2.09:1 | Fails | Lc 41.0 | Non-text elements, placeholder text |
| #91B2FE text on black | 10.00:1 | AAA | Lc -61.3 | 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)
#91B2FE
oklch(76.9% 0.115 265.8)
-
Step 400
400
#739CFF
oklch(70.7% 0.152 265.7)
-
Step 500
500
#507FFF
oklch(63.1% 0.197 265.8)
-
Step 600
600
#2F5DFF
oklch(55.5% 0.245 265.9)
-
Step 700
700
#2048E5
oklch(49.1% 0.239 265.7)
-
Step 800
800
#1B3DB9
oklch(42.8% 0.198 265.7)
-
Step 900
900
#1A3692
oklch(37.6% 0.155 265.9)
-
Step 950
950
#0F2155
oklch(26.9% 0.098 265.6)
#91B2FE 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) | #97B8FF | 0.018 |
| Deuteranopia (no green cones) | #8CAEFC | 0.013 |
| Tritanopia (no blue cones) | #6AC2CD | 0.104 |
| Achromatopsia (no color) | #B3B3B3 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91B2FE
#91B2FE
oklch(76.9% 0.115 265.8)
- #D5AE56
#D5AE56
oklch(76.8% 0.116 85.5)
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 #91B2FE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.017
- Pastel Blue #A2BFFE ΔE 0.042
- Periwinkle Blue #8F99FB ΔE 0.065
- Lightblue #7BC8F6 ΔE 0.065
- Sky #82CAFC ΔE 0.065
- Light Grey Blue #9DBCD4 ΔE 0.075
- Light Sky Blue #87CEFA ΔE 0.077
- Light Cornflower Blue #98C1D9 ΔE 0.077
Use #91B2FE 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.