#91DAF0
Closest named color: Light Blue (#ADD8E6). oklch(84.8% 0.079 218.8), rgb(145, 218, 240).
Aa
Black text reads best on this color (13.49:1).
About this color
#91DAF0 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 85%, its chroma 0.079 and its hue 219°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.031 away. Black text reads best on it, at 13.49:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 13.49:1 |
| White text | 1.55:1 |
Values
| HEX | #91DAF0 |
| RGB | rgb(145, 218, 240) |
| HSL | hsl(194, 76%, 75%) |
| OKLCH | oklch(84.8% 0.079 218.8) |
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 #91DAF0 | 1.55:1 | Fails | Lc -28.8 | Dividers and decoration only |
| Black text on #91DAF0 | 13.49:1 | AAA | Lc 78.3 | Fine for body text |
| #91DAF0 text on white | 1.55:1 | Fails | Lc 25.4 | Dividers and decoration only |
| #91DAF0 text on black | 13.49:1 | AAA | Lc -77.6 | Fine for body text |
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 200.
-
Step 50
50
#ECF8FC
oklch(97.1% 0.014 219.6)
-
Step 100
100
#D5EFF7
oklch(93.6% 0.029 218.2)
-
Step 200
200 (this color)
#91DAF0
oklch(84.8% 0.079 218.8)
-
Step 300
300
#6DD0ED
oklch(80.8% 0.101 219.3)
-
Step 400
400
#00B3D6
oklch(70.8% 0.128 218.5)
-
Step 500
500
#0099B8
oklch(63.1% 0.114 219)
-
Step 600
600
#00819B
oklch(55.7% 0.1 218.5)
-
Step 700
700
#006C83
oklch(49.1% 0.089 219.3)
-
Step 800
800
#00596B
oklch(42.8% 0.077 217.7)
-
Step 900
900
#004A5A
oklch(37.8% 0.068 218.5)
-
Step 950
950
#002C36
oklch(27% 0.048 217.4)
#91DAF0 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) | #CCD6F1 | 0.068 |
| Deuteranopia (no green cones) | #BDCAF0 | 0.062 |
| Tritanopia (no blue cones) | #6BE2E1 | 0.048 |
| Achromatopsia (no color) | #CFCFCF | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91DAF0
#91DAF0
oklch(84.8% 0.079 218.8)
- #FBBCA8
#FBBCA8
oklch(84.8% 0.078 38.3)
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 #91DAF0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.031
- Sky Blue #87CEEB ΔE 0.035
- Celeste #A8DADC ΔE 0.035
- Light Sky Blue #87CEFA ΔE 0.042
- Powder Blue #B0E0E6 ΔE 0.042
- Baby Blue #A2CFFE ΔE 0.044
- Robin's Egg #6DEDFD ΔE 0.052
- Sky #82CAFC ΔE 0.055
Use #91DAF0 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.