#91B2EA
Closest named color: Carolina Blue (#8AB8FE). oklch(76% 0.089 260.8), rgb(145, 178, 234).
Aa
Black text reads best on this color (9.76:1).
About this color
#91B2EA is a medium-light, moderately saturated blue. In OKLCH its lightness is 76%, its chroma 0.089 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.029 away. Black text reads best on it, at 9.76:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.76:1 |
| White text | 2.15:1 |
Values
| HEX | #91B2EA |
| RGB | rgb(145, 178, 234) |
| HSL | hsl(218, 68%, 74%) |
| OKLCH | oklch(76% 0.089 260.8) |
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 #91B2EA | 2.15:1 | Fails | Lc -46.9 | Large or bold text, headings |
| Black text on #91B2EA | 9.76:1 | AAA | Lc 61.7 | Content text, not long reading |
| #91B2EA text on white | 2.15:1 | Fails | Lc 42.2 | Non-text elements, placeholder text |
| #91B2EA text on black | 9.76:1 | AAA | Lc -60.0 | 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
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E0EBFC
oklch(93.7% 0.026 259)
-
Step 200
200
#C7DAFB
oklch(88.5% 0.05 261.5)
-
Step 300
300 (this color)
#91B2EA
oklch(76% 0.089 260.8)
-
Step 400
400
#6C9FF8
oklch(70.6% 0.142 260.9)
-
Step 500
500
#4484F5
oklch(63% 0.182 260.8)
-
Step 600
600
#256BE4
oklch(55.6% 0.197 260.7)
-
Step 700
700
#1858C6
oklch(49.1% 0.183 260.8)
-
Step 800
800
#1749A0
oklch(42.7% 0.151 260.8)
-
Step 900
900
#193E7F
oklch(37.7% 0.118 260.7)
-
Step 950
950
#10254A
oklch(27% 0.074 260.8)
#91B2EA 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) | #9EB5ED | 0.019 |
| Deuteranopia (no green cones) | #95ADE9 | 0.013 |
| Tritanopia (no blue cones) | #74BEC5 | 0.079 |
| Achromatopsia (no color) | #B1B1B1 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91B2EA
#91B2EA
oklch(76% 0.089 260.8)
- #CEAB6E
#CEAB6E
oklch(75.9% 0.089 80.7)
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 #91B2EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.029
- Pastel Blue #A2BFFE ΔE 0.047
- Light Grey Blue #9DBCD4 ΔE 0.050
- Light Cornflower Blue #98C1D9 ΔE 0.055
- Lightblue #7BC8F6 ΔE 0.058
- Sky #82CAFC ΔE 0.062
- Cloudy Blue #ACC2D9 ΔE 0.067
- Light Steel Blue #B0C4DE ΔE 0.071
Use #91B2EA 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.