#91CDF7
Closest named color: Light Sky Blue (#87CEFA). oklch(82.2% 0.086 239.6), rgb(145, 205, 247).
Aa
Black text reads best on this color (12.27:1).
About this color
#91CDF7 is a light, moderately saturated blue. In OKLCH its lightness is 82%, its chroma 0.086 and its hue 240°. Its hue sits on the cool side of the wheel. The nearest named color is Light Sky Blue (#87CEFA), ΔE 0.010 away. Black text reads best on it, at 12.27:1.
| Hue family | Blues |
| Lightness | light (82%) |
| Chroma | moderately saturated (0.086) |
| Temperature | cool |
| Nearest name | Light Sky Blue (#87CEFA) |
| Black text | 12.27:1 |
| White text | 1.71:1 |
Values
| HEX | #91CDF7 |
| RGB | rgb(145, 205, 247) |
| HSL | hsl(205, 86%, 77%) |
| OKLCH | oklch(82.2% 0.086 239.6) |
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 #91CDF7 | 1.71:1 | Fails | Lc -34.4 | Non-text elements, placeholder text |
| Black text on #91CDF7 | 12.27:1 | AAA | Lc 73.2 | Content text, not long reading |
| #91CDF7 text on white | 1.71:1 | Fails | Lc 30.6 | Non-text elements, placeholder text |
| #91CDF7 text on black | 12.27:1 | AAA | Lc -72.2 | 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
#EFF7FC
oklch(97.2% 0.011 234.8)
-
Step 100
100
#DCEDF9
oklch(93.7% 0.024 238.4)
-
Step 200
200
#BEDEF6
oklch(88.5% 0.047 240.5)
-
Step 300
300 (this color)
#91CDF7
oklch(82.2% 0.086 239.6)
-
Step 400
400
#3DABEC
oklch(70.8% 0.136 239.2)
-
Step 500
500
#0093D6
oklch(63.1% 0.143 239.3)
-
Step 600
600
#007BB5
oklch(55.6% 0.127 239.8)
-
Step 700
700
#006799
oklch(49% 0.112 240)
-
Step 800
800
#00557E
oklch(42.8% 0.097 239.2)
-
Step 900
900
#00466A
oklch(37.6% 0.086 240.1)
-
Step 950
950
#002A41
oklch(27.1% 0.061 239)
#91CDF7 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) | #BBCCF9 | 0.049 |
| Deuteranopia (no green cones) | #ADC1F6 | 0.042 |
| Tritanopia (no blue cones) | #69D8DB | 0.069 |
| Achromatopsia (no color) | #C6C6C6 | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91CDF7
#91CDF7
oklch(82.2% 0.086 239.6)
- #EFB88D
#EFB88D
oklch(82.3% 0.086 59.2)
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 #91CDF7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Sky Blue #87CEFA ΔE 0.010
- Sky #82CAFC ΔE 0.020
- Sky Blue #87CEEB ΔE 0.022
- Baby Blue #A2CFFE ΔE 0.023
- Lightblue #7BC8F6 ΔE 0.028
- Pastel Blue #A2BFFE ΔE 0.044
- Light Cornflower Blue #98C1D9 ΔE 0.045
- Light Steel Blue #B0C4DE ΔE 0.047
Use #91CDF7 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.