#91F5F2
Closest named color: Robin's Egg Blue (#98EFF9). oklch(90.8% 0.094 193.1), rgb(145, 245, 242).
Aa
Black text reads best on this color (16.54:1).
About this color
#91F5F2 is a very light, moderately saturated teal or cyan. In OKLCH its lightness is 91%, its chroma 0.094 and its hue 193°. Its hue sits on the cool side of the wheel. The nearest named color is Robin's Egg Blue (#98EFF9), ΔE 0.022 away. Black text reads best on it, at 16.54:1.
| Hue family | Teals and cyans |
| Lightness | very light (91%) |
| Chroma | moderately saturated (0.094) |
| Temperature | cool |
| Nearest name | Robin's Egg Blue (#98EFF9) |
| Black text | 16.54:1 |
| White text | 1.26:1 |
Values
| HEX | #91F5F2 |
| RGB | rgb(145, 245, 242) |
| HSL | hsl(178, 83%, 76%) |
| OKLCH | oklch(90.8% 0.094 193.1) |
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 #91F5F2 | 1.26:1 | Fails | Lc -15.3 | Dividers and decoration only |
| Black text on #91F5F2 | 16.54:1 | AAA | Lc 90.4 | Preferred for body text |
| #91F5F2 text on white | 1.26:1 | Fails | Lc 13.2 | Not readable |
| #91F5F2 text on black | 16.54:1 | AAA | Lc -90.7 | 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 200.
-
Step 50
50
#EAF9F8
oklch(97.1% 0.016 192.1)
-
Step 100
100
#D0F2F0
oklch(93.6% 0.035 192.2)
-
Step 200
200 (this color)
#91F5F2
oklch(90.8% 0.094 193.1)
-
Step 300
300
#46D9D6
oklch(80.9% 0.122 193)
-
Step 400
400
#00B8B5
oklch(70.8% 0.121 192.7)
-
Step 500
500
#009E9B
oklch(63.2% 0.108 192.4)
-
Step 600
600
#008483
oklch(55.5% 0.095 193.8)
-
Step 700
700
#006F6E
oklch(49% 0.084 193.7)
-
Step 800
800
#005B5A
oklch(42.6% 0.073 193.5)
-
Step 900
900
#004C4B
oklch(37.7% 0.064 193.2)
-
Step 950
950
#002D2D
oklch(26.9% 0.046 194.8)
#91F5F2 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) | #EAECF2 | 0.099 |
| Deuteranopia (no green cones) | #D8DFF3 | 0.092 |
| Tritanopia (no blue cones) | #64FAF4 | 0.033 |
| Achromatopsia (no color) | #E4E4E4 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91F5F2
#91F5F2
oklch(90.8% 0.094 193.1)
- #FFD4D8
#FFD4D8
oklch(90.8% 0.049 11.8)
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 #91F5F2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Robin's Egg Blue #98EFF9 ΔE 0.022
- Robin Egg Blue #8AF1FE ΔE 0.023
- Pale Turquoise #AFEEEE ΔE 0.031
- Robin's Egg #6DEDFD ΔE 0.042
- Diamond #B9F2FF ΔE 0.047
- Light Aqua #8CFFDB ΔE 0.048
- Bright Cyan #41FDFE ΔE 0.049
- Pale Cyan #B7FFFA ΔE 0.049
Use #91F5F2 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.