#91C7FC
Closest named color: Sky (#82CAFC). oklch(81.2% 0.094 248.6), rgb(145, 199, 252).
Aa
Black text reads best on this color (11.77:1).
About this color
#91C7FC is a light, moderately saturated blue. In OKLCH its lightness is 81%, its chroma 0.094 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Sky (#82CAFC), ΔE 0.016 away. Black text reads best on it, at 11.77:1.
| Hue family | Blues |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.094) |
| Temperature | cool |
| Nearest name | Sky (#82CAFC) |
| Black text | 11.77:1 |
| White text | 1.78:1 |
Values
| HEX | #91C7FC |
| RGB | rgb(145, 199, 252) |
| HSL | hsl(210, 95%, 78%) |
| OKLCH | oklch(81.2% 0.094 248.6) |
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 #91C7FC | 1.78:1 | Fails | Lc -36.8 | Non-text elements, placeholder text |
| Black text on #91C7FC | 11.77:1 | AAA | Lc 71.0 | Content text, not long reading |
| #91C7FC text on white | 1.78:1 | Fails | Lc 32.8 | Non-text elements, placeholder text |
| #91C7FC text on black | 11.77:1 | AAA | Lc -69.8 | 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
#EFF6FE
oklch(97% 0.013 251.6)
-
Step 100
100
#DCECFC
oklch(93.6% 0.028 248.1)
-
Step 200
200
#BFDDFB
oklch(88.5% 0.052 248.4)
-
Step 300
300 (this color)
#91C7FC
oklch(81.2% 0.094 248.6)
-
Step 400
400
#49A6F9
oklch(70.7% 0.15 248.6)
-
Step 500
500
#008DEB
oklch(63% 0.172 248.6)
-
Step 600
600
#0077C7
oklch(55.7% 0.152 248.5)
-
Step 700
700
#0064A8
oklch(49.2% 0.133 248.3)
-
Step 800
800
#00518B
oklch(42.6% 0.117 248.8)
-
Step 900
900
#004475
oklch(37.8% 0.103 248.3)
-
Step 950
950
#002848
oklch(27% 0.073 248.1)
#91C7FC 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) | #B2C8FE | 0.039 |
| Deuteranopia (no green cones) | #A4BDFB | 0.032 |
| Tritanopia (no blue cones) | #68D3D9 | 0.079 |
| Achromatopsia (no color) | #C2C2C2 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91C7FC
#91C7FC
oklch(81.2% 0.094 248.6)
- #EAB77E
#EAB77E
oklch(81.3% 0.094 69)
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 #91C7FC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sky #82CAFC ΔE 0.016
- Light Sky Blue #87CEFA ΔE 0.021
- Lightblue #7BC8F6 ΔE 0.025
- Pastel Blue #A2BFFE ΔE 0.028
- Baby Blue #A2CFFE ΔE 0.030
- Sky Blue #87CEEB ΔE 0.037
- Carolina Blue #8AB8FE ΔE 0.043
- Light Cornflower Blue #98C1D9 ΔE 0.048
Use #91C7FC 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.