#91C6F0
Closest named color: Sky (#82CAFC). oklch(80.5% 0.081 242.9), rgb(145, 198, 240).
Aa
Black text reads best on this color (11.53:1).
About this color
#91C6F0 is a light, moderately saturated blue. In OKLCH its lightness is 80%, its chroma 0.081 and its hue 243°. Its hue sits on the cool side of the wheel. The nearest named color is Sky (#82CAFC), ΔE 0.021 away. Black text reads best on it, at 11.53:1.
| Hue family | Blues |
| Lightness | light (80%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Sky (#82CAFC) |
| Black text | 11.53:1 |
| White text | 1.81:1 |
Values
| HEX | #91C6F0 |
| RGB | rgb(145, 198, 240) |
| HSL | hsl(207, 76%, 75%) |
| OKLCH | oklch(80.5% 0.081 242.9) |
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 #91C6F0 | 1.81:1 | Fails | Lc -38.0 | Non-text elements, placeholder text |
| Black text on #91C6F0 | 11.53:1 | AAA | Lc 70.0 | Content text, not long reading |
| #91C6F0 text on white | 1.81:1 | Fails | Lc 33.9 | Non-text elements, placeholder text |
| #91C6F0 text on black | 11.53:1 | AAA | Lc -68.7 | 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
#EFF6FC
oklch(97% 0.011 243.7)
-
Step 100
100
#DDECF9
oklch(93.6% 0.024 244.1)
-
Step 200
200
#C0DDF5
oklch(88.4% 0.045 243.2)
-
Step 300
300 (this color)
#91C6F0
oklch(80.5% 0.081 242.9)
-
Step 400
400
#4DA9EB
oklch(70.7% 0.13 242.9)
-
Step 500
500
#0091DD
oklch(63.1% 0.152 242.9)
-
Step 600
600
#007ABB
oklch(55.7% 0.134 242.9)
-
Step 700
700
#00669E
oklch(49% 0.119 243.2)
-
Step 800
800
#005482
oklch(42.8% 0.102 242.4)
-
Step 900
900
#00466D
oklch(37.8% 0.09 242.2)
-
Step 950
950
#002943
oklch(27% 0.065 242.6)
#91C6F0 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) | #B4C6F2 | 0.042 |
| Deuteranopia (no green cones) | #A8BCEF | 0.035 |
| Tritanopia (no blue cones) | #6ED0D4 | 0.066 |
| Achromatopsia (no color) | #C0C0C0 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91C6F0
#91C6F0
oklch(80.5% 0.081 242.9)
- #E5B489
#E5B489
oklch(80.4% 0.081 62.6)
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 #91C6F0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sky #82CAFC ΔE 0.021
- Lightblue #7BC8F6 ΔE 0.022
- Light Sky Blue #87CEFA ΔE 0.023
- Sky Blue #87CEEB ΔE 0.026
- Light Cornflower Blue #98C1D9 ΔE 0.032
- Baby Blue #A2CFFE ΔE 0.036
- Pastel Blue #A2BFFE ΔE 0.037
- Light Grey Blue #9DBCD4 ΔE 0.041
Use #91C6F0 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.