#91C1F6
Closest named color: Pastel Blue (#A2BFFE). oklch(79.7% 0.091 251.4), rgb(145, 193, 246).
Aa
Black text reads best on this color (11.16:1).
About this color
#91C1F6 is a light, moderately saturated blue. In OKLCH its lightness is 80%, its chroma 0.091 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.025 away. Black text reads best on it, at 11.16:1.
| Hue family | Blues |
| Lightness | light (80%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 11.16:1 |
| White text | 1.88:1 |
Values
| HEX | #91C1F6 |
| RGB | rgb(145, 193, 246) |
| HSL | hsl(211, 85%, 77%) |
| OKLCH | oklch(79.7% 0.091 251.4) |
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 #91C1F6 | 1.88:1 | Fails | Lc -39.8 | Non-text elements, placeholder text |
| Black text on #91C1F6 | 11.16:1 | AAA | Lc 68.3 | Content text, not long reading |
| #91C1F6 text on white | 1.88:1 | Fails | Lc 35.6 | Non-text elements, placeholder text |
| #91C1F6 text on black | 11.16:1 | AAA | Lc -66.9 | 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
#F0F6FE
oklch(97.1% 0.012 255.5)
-
Step 100
100
#DDECFB
oklch(93.6% 0.026 248.1)
-
Step 200
200
#C1DCFA
oklch(88.4% 0.051 251.1)
-
Step 300
300 (this color)
#91C1F6
oklch(79.7% 0.091 251.4)
-
Step 400
400
#54A5F8
oklch(70.8% 0.146 251.1)
-
Step 500
500
#008BF4
oklch(63.1% 0.185 251.3)
-
Step 600
600
#0074CF
oklch(55.5% 0.165 251.7)
-
Step 700
700
#0062AF
oklch(49.2% 0.144 251.3)
-
Step 800
800
#005091
oklch(42.8% 0.126 251.5)
-
Step 900
900
#00427A
oklch(37.7% 0.112 251.7)
-
Step 950
950
#02274A
oklch(27% 0.076 251.4)
#91C1F6 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) | #ADC3F8 | 0.035 |
| Deuteranopia (no green cones) | #A0B8F5 | 0.028 |
| Tritanopia (no blue cones) | #6CCDD3 | 0.079 |
| Achromatopsia (no color) | #BDBDBD | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91C1F6
#91C1F6
oklch(79.7% 0.091 251.4)
- #E2B37A
#E2B37A
oklch(79.6% 0.092 71.3)
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 #91C1F6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.025
- Sky #82CAFC ΔE 0.026
- Lightblue #7BC8F6 ΔE 0.027
- Carolina Blue #8AB8FE ΔE 0.031
- Light Sky Blue #87CEFA ΔE 0.034
- Light Cornflower Blue #98C1D9 ΔE 0.042
- Sky Blue #87CEEB ΔE 0.044
- Baby Blue #A2CFFE ΔE 0.044
Use #91C1F6 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.