#91DBEB
Closest named color: Celeste (#A8DADC). oklch(84.8% 0.077 212.8), rgb(145, 219, 235).
Aa
Black text reads best on this color (13.53:1).
About this color
#91DBEB is a light, moderately saturated teal or cyan. In OKLCH its lightness is 85%, its chroma 0.077 and its hue 213°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.029 away. Black text reads best on it, at 13.53:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 13.53:1 |
| White text | 1.55:1 |
Values
| HEX | #91DBEB |
| RGB | rgb(145, 219, 235) |
| HSL | hsl(191, 69%, 75%) |
| OKLCH | oklch(84.8% 0.077 212.8) |
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 #91DBEB | 1.55:1 | Fails | Lc -28.6 | Dividers and decoration only |
| Black text on #91DBEB | 13.53:1 | AAA | Lc 78.5 | Fine for body text |
| #91DBEB text on white | 1.55:1 | Fails | Lc 25.2 | Dividers and decoration only |
| #91DBEB text on black | 13.53:1 | AAA | Lc -77.8 | 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
#ECF8FB
oklch(97.1% 0.013 214.4)
-
Step 100
100
#D5EFF5
oklch(93.5% 0.028 213.2)
-
Step 200
200 (this color)
#91DBEB
oklch(84.8% 0.077 212.8)
-
Step 300
300
#6DD1E6
oklch(80.8% 0.098 213.1)
-
Step 400
400
#00B4CE
oklch(70.7% 0.124 212.8)
-
Step 500
500
#009AB1
oklch(63% 0.11 213.1)
-
Step 600
600
#008295
oklch(55.7% 0.097 212.5)
-
Step 700
700
#006D7D
oklch(49.1% 0.086 212.3)
-
Step 800
800
#005967
oklch(42.6% 0.075 213)
-
Step 900
900
#004A56
oklch(37.6% 0.066 213)
-
Step 950
950
#002C34
oklch(26.9% 0.047 213.2)
#91DBEB 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) | #CED6EC | 0.071 |
| Deuteranopia (no green cones) | #C0CBEB | 0.065 |
| Tritanopia (no blue cones) | #6DE2E0 | 0.042 |
| Achromatopsia (no color) | #CFCFCF | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91DBEB
#91DBEB
oklch(84.8% 0.077 212.8)
- #FBBCAE
#FBBCAE
oklch(84.9% 0.076 32.8)
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 #91DBEB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.029
- Light Blue #ADD8E6 ΔE 0.030
- Powder Blue #B0E0E6 ΔE 0.038
- Sky Blue #87CEEB ΔE 0.038
- Light Sky Blue #87CEFA ΔE 0.048
- Robin's Egg #6DEDFD ΔE 0.051
- Baby Blue #A2CFFE ΔE 0.051
- Robin's Egg Blue #98EFF9 ΔE 0.054
Use #91DBEB 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.