#91E1ED
Closest named color: Celeste (#A8DADC). oklch(86.2% 0.08 207.8), rgb(145, 225, 237).
Aa
Black text reads best on this color (14.19:1).
About this color
#91E1ED is a light, moderately saturated teal or cyan. In OKLCH its lightness is 86%, its chroma 0.080 and its hue 208°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.031 away. Black text reads best on it, at 14.19:1.
| Hue family | Teals and cyans |
| Lightness | light (86%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 14.19:1 |
| White text | 1.47:1 |
Values
| HEX | #91E1ED |
| RGB | rgb(145, 225, 237) |
| HSL | hsl(188, 72%, 75%) |
| OKLCH | oklch(86.2% 0.08 207.8) |
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 #91E1ED | 1.47:1 | Fails | Lc -25.6 | Dividers and decoration only |
| Black text on #91E1ED | 14.19:1 | AAA | Lc 81.2 | Fine for body text |
| #91E1ED text on white | 1.47:1 | Fails | Lc 22.5 | Dividers and decoration only |
| #91E1ED text on black | 14.19:1 | AAA | Lc -80.7 | 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
#ECF8FA
oklch(97.1% 0.013 208.8)
-
Step 100
100
#D4F0F4
oklch(93.6% 0.03 207.1)
-
Step 200
200 (this color)
#91E1ED
oklch(86.2% 0.08 207.8)
-
Step 300
300
#65D3E3
oklch(80.8% 0.103 208.1)
-
Step 400
400
#00B5C8
oklch(70.7% 0.122 208)
-
Step 500
500
#009BAB
oklch(63% 0.108 207.7)
-
Step 600
600
#008290
oklch(55.5% 0.095 208)
-
Step 700
700
#006E79
oklch(49.2% 0.084 206.9)
-
Step 800
800
#005A64
oklch(42.8% 0.073 207.9)
-
Step 900
900
#004B53
oklch(37.7% 0.065 207)
-
Step 950
950
#002D32
oklch(27.1% 0.046 206.3)
#91E1ED 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) | #D5DBEE | 0.078 |
| Deuteranopia (no green cones) | #C5CFED | 0.072 |
| Tritanopia (no blue cones) | #6BE8E4 | 0.041 |
| Achromatopsia (no color) | #D4D4D4 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91E1ED
#91E1ED
oklch(86.2% 0.08 207.8)
- #FFC0B7
#FFC0B7
oklch(86.3% 0.074 27.9)
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 #91E1ED, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.031
- Powder Blue #B0E0E6 ΔE 0.032
- Light Blue #ADD8E6 ΔE 0.034
- Robin's Egg Blue #98EFF9 ΔE 0.039
- Robin's Egg #6DEDFD ΔE 0.039
- Robin Egg Blue #8AF1FE ΔE 0.042
- Pale Turquoise #AFEEEE ΔE 0.050
- Sky Blue #87CEEB ΔE 0.054
Use #91E1ED 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.