#91BAFF
Closest named color: Carolina Blue (#8AB8FE). oklch(78.6% 0.109 260.5), rgb(145, 186, 255).
Aa
Black text reads best on this color (10.67:1).
About this color
#91BAFF is a light, moderately saturated blue. In OKLCH its lightness is 79%, its chroma 0.109 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.010 away. Black text reads best on it, at 10.67:1.
| Hue family | Blues |
| Lightness | light (79%) |
| Chroma | moderately saturated (0.109) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 10.67:1 |
| White text | 1.96:1 |
Values
| HEX | #91BAFF |
| RGB | rgb(145, 186, 255) |
| HSL | hsl(218, 100%, 78%) |
| OKLCH | oklch(78.6% 0.109 260.5) |
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 #91BAFF | 1.96:1 | Fails | Lc -42.2 | Non-text elements, placeholder text |
| Black text on #91BAFF | 10.67:1 | AAA | Lc 66.1 | Content text, not long reading |
| #91BAFF text on white | 1.96:1 | Fails | Lc 37.9 | Non-text elements, placeholder text |
| #91BAFF text on black | 10.67:1 | AAA | Lc -64.6 | 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
#F0F6FF
oklch(97.1% 0.014 258.3)
-
Step 100
100
#DEEBFF
oklch(93.6% 0.031 258.9)
-
Step 200
200
#C4DAFF
oklch(88.4% 0.057 260.8)
-
Step 300
300 (this color)
#91BAFF
oklch(78.6% 0.109 260.5)
-
Step 400
400
#679FFF
oklch(70.7% 0.153 260.6)
-
Step 500
500
#3B83FF
oklch(63.1% 0.198 260.5)
-
Step 600
600
#0065F8
oklch(55.6% 0.233 260.5)
-
Step 700
700
#0055D3
oklch(49.2% 0.206 260.5)
-
Step 800
800
#0045AF
oklch(42.8% 0.18 260.5)
-
Step 900
900
#0A3B8C
oklch(37.7% 0.144 260.5)
-
Step 950
950
#082352
oklch(26.9% 0.092 260.7)
#91BAFF 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) | #A1BEFF | 0.023 |
| Deuteranopia (no green cones) | #95B4FD | 0.015 |
| Tritanopia (no blue cones) | #68C9D2 | 0.097 |
| Achromatopsia (no color) | #B9B9B9 | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91BAFF
#91BAFF
oklch(78.6% 0.109 260.5)
- #DDB264
#DDB264
oklch(78.6% 0.109 81)
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 #91BAFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.010
- Pastel Blue #A2BFFE ΔE 0.026
- Sky #82CAFC ΔE 0.045
- Lightblue #7BC8F6 ΔE 0.047
- Light Sky Blue #87CEFA ΔE 0.056
- Baby Blue #A2CFFE ΔE 0.062
- Light Cornflower Blue #98C1D9 ΔE 0.064
- Light Grey Blue #9DBCD4 ΔE 0.065
Use #91BAFF 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.