#91BDFF
Closest named color: Carolina Blue (#8AB8FE). oklch(79.2% 0.106 258.3), rgb(145, 189, 255).
Aa
Black text reads best on this color (10.92:1).
About this color
#91BDFF is a light, moderately saturated blue. In OKLCH its lightness is 79%, its chroma 0.106 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.016 away. Black text reads best on it, at 10.92:1.
| Hue family | Blues |
| Lightness | light (79%) |
| Chroma | moderately saturated (0.106) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 10.92:1 |
| White text | 1.92:1 |
Values
| HEX | #91BDFF |
| RGB | rgb(145, 189, 255) |
| HSL | hsl(216, 100%, 78%) |
| OKLCH | oklch(79.2% 0.106 258.3) |
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 #91BDFF | 1.92:1 | Fails | Lc -41.0 | Non-text elements, placeholder text |
| Black text on #91BDFF | 10.92:1 | AAA | Lc 67.2 | Content text, not long reading |
| #91BDFF text on white | 1.92:1 | Fails | Lc 36.7 | Non-text elements, placeholder text |
| #91BDFF text on black | 10.92:1 | AAA | Lc -65.8 | 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
#C3DBFF
oklch(88.5% 0.056 258.4)
-
Step 300
300 (this color)
#91BDFF
oklch(79.2% 0.106 258.3)
-
Step 400
400
#61A0FF
oklch(70.6% 0.154 258.4)
-
Step 500
500
#2F85FF
oklch(63.2% 0.199 258.2)
-
Step 600
600
#006BEA
oklch(55.6% 0.209 258.4)
-
Step 700
700
#005AC6
oklch(49.1% 0.184 258.2)
-
Step 800
800
#0049A4
oklch(42.7% 0.16 258.3)
-
Step 900
900
#003D8A
oklch(37.8% 0.14 258.1)
-
Step 950
950
#052451
oklch(26.9% 0.09 258.4)
#91BDFF 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) | #A5C1FF | 0.027 |
| Deuteranopia (no green cones) | #98B6FE | 0.019 |
| Tritanopia (no blue cones) | #68CBD4 | 0.093 |
| Achromatopsia (no color) | #BBBBBB | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91BDFF
#91BDFF
oklch(79.2% 0.106 258.3)
- #E0B36A
#E0B36A
oklch(79.2% 0.105 78.4)
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 #91BDFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.016
- Pastel Blue #A2BFFE ΔE 0.021
- Sky #82CAFC ΔE 0.038
- Lightblue #7BC8F6 ΔE 0.041
- Light Sky Blue #87CEFA ΔE 0.048
- Baby Blue #A2CFFE ΔE 0.055
- Light Cornflower Blue #98C1D9 ΔE 0.060
- Sky Blue #87CEEB ΔE 0.062
Use #91BDFF 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.