#91FBFA
Closest named color: Robin Egg Blue (#8AF1FE). oklch(92.4% 0.099 194.8), rgb(145, 251, 250).
Aa
Black text reads best on this color (17.38:1).
About this color
#91FBFA is a very light, moderately saturated teal or cyan. In OKLCH its lightness is 92%, its chroma 0.099 and its hue 195°. Its hue sits on the cool side of the wheel. The nearest named color is Robin Egg Blue (#8AF1FE), ΔE 0.031 away. Black text reads best on it, at 17.38:1.
| Hue family | Teals and cyans |
| Lightness | very light (92%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Robin Egg Blue (#8AF1FE) |
| Black text | 17.38:1 |
| White text | 1.20:1 |
Values
| HEX | #91FBFA |
| RGB | rgb(145, 251, 250) |
| HSL | hsl(179, 93%, 78%) |
| OKLCH | oklch(92.4% 0.099 194.8) |
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 #91FBFA | 1.20:1 | Fails | Lc -11.7 | Not readable |
| Black text on #91FBFA | 17.38:1 | AAA | Lc 93.5 | Preferred for body text |
| #91FBFA text on white | 1.20:1 | Fails | Lc 10.0 | Not readable |
| #91FBFA text on black | 17.38:1 | AAA | Lc -94.1 | Preferred 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 100.
-
Step 50
50
#E9F9F9
oklch(97% 0.017 196.9)
-
Step 100
100 (this color)
#91FBFA
oklch(92.4% 0.099 194.8)
-
Step 200
200
#A1E8E7
oklch(88.4% 0.071 194.8)
-
Step 300
300
#39DADA
oklch(81% 0.127 194.9)
-
Step 400
400
#00B7B7
oklch(70.6% 0.12 194.8)
-
Step 500
500
#009D9D
oklch(63% 0.108 194.8)
-
Step 600
600
#008484
oklch(55.5% 0.095 194.8)
-
Step 700
700
#006F6F
oklch(49% 0.084 194.8)
-
Step 800
800
#005B5B
oklch(42.7% 0.073 194.8)
-
Step 900
900
#004C4C
oklch(37.7% 0.064 194.8)
-
Step 950
950
#002D2D
oklch(26.9% 0.046 194.8)
#91FBFA 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) | #EFF2FA | 0.103 |
| Deuteranopia (no green cones) | #DCE4FB | 0.096 |
| Tritanopia (no blue cones) | #5DFFFA | 0.036 |
| Achromatopsia (no color) | #EAEAEA | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91FBFA
#91FBFA
oklch(92.4% 0.099 194.8)
- #FFDCDE
#FFDCDE
oklch(92.4% 0.039 14)
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 #91FBFA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Robin Egg Blue #8AF1FE ΔE 0.031
- Robin's Egg Blue #98EFF9 ΔE 0.032
- Pale Cyan #B7FFFA ΔE 0.039
- Pale Turquoise #AFEEEE ΔE 0.039
- Pale Aqua #B8FFEB ΔE 0.044
- Pale Sky Blue #BDF6FE ΔE 0.045
- Diamond #B9F2FF ΔE 0.046
- Bright Cyan #41FDFE ΔE 0.048
Use #91FBFA 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.