#E1FFFB
Closest named color: Light Cyan (#E0FFFF). oklch(97.7% 0.031 186.9), rgb(225, 255, 251).
Aa
Black text reads best on this color (19.89:1).
About this color
#E1FFFB is a very light, muted teal or cyan. In OKLCH its lightness is 98%, its chroma 0.031 and its hue 187°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cyan (#E0FFFF), ΔE 0.005 away. Black text reads best on it, at 19.89:1.
| Hue family | Teals and cyans |
| Lightness | very light (98%) |
| Chroma | muted (0.031) |
| Temperature | cool |
| Nearest name | Light Cyan (#E0FFFF) |
| Black text | 19.89:1 |
| White text | 1.05:1 |
Values
| HEX | #E1FFFB |
| RGB | rgb(225, 255, 251) |
| HSL | hsl(172, 100%, 94%) |
| OKLCH | oklch(97.7% 0.031 186.9) |
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 #E1FFFB | 1.05:1 | Fails | Lc 0.0 | Not readable |
| Black text on #E1FFFB | 19.89:1 | AAA | Lc 102.3 | Preferred for body text |
| #E1FFFB text on white | 1.05:1 | Fails | Lc 0.0 | Not readable |
| #E1FFFB text on black | 19.89:1 | AAA | Lc -103.7 | 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 50.
-
Step 50
50 (this color)
#E1FFFB
oklch(97.7% 0.031 186.9)
-
Step 100
100
#E2ECEB
oklch(93.5% 0.011 189.8)
-
Step 200
200
#C9DEDB
oklch(88.4% 0.023 186.4)
-
Step 300
300
#A4CAC5
oklch(81% 0.041 186.6)
-
Step 400
400
#70AEA7
oklch(70.7% 0.065 186.8)
-
Step 500
500
#459A92
oklch(63.2% 0.083 187)
-
Step 600
600
#1D847C
oklch(55.6% 0.09 187)
-
Step 700
700
#097069
oklch(49.2% 0.084 187.1)
-
Step 800
800
#105B55
oklch(42.7% 0.069 186.7)
-
Step 900
900
#184B46
oklch(37.7% 0.054 186.1)
-
Step 950
950
#102C29
oklch(27% 0.034 186.1)
#E1FFFB 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) | #FCFBFB | 0.034 |
| Deuteranopia (no green cones) | #F5F7FB | 0.031 |
| Tritanopia (no blue cones) | #D9FFFE | 0.010 |
| Achromatopsia (no color) | #F9F9F9 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E1FFFB
#E1FFFB
oklch(97.7% 0.031 186.9)
- #FFF5F6
#FFF5F6
oklch(97.8% 0.011 10.3)
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 #E1FFFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cyan #E0FFFF ΔE 0.005
- Ice Blue #D7FFFE ΔE 0.012
- Very Pale Blue #D6FFFE ΔE 0.013
- Ice #D6FFFA ΔE 0.013
- Very Light Blue #D5FFFF ΔE 0.015
- Really Light Blue #D4FFFF ΔE 0.016
- Azure #F0FFFF ΔE 0.020
- Pale Blue #D0FEFE ΔE 0.021
Use #E1FFFB 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.