#B4FFFA
Closest named color: Pale Cyan (#B7FFFA). oklch(95% 0.074 190.8), rgb(180, 255, 250).
Aa
Black text reads best on this color (18.62:1).
About this color
#B4FFFA is a very light, moderately saturated teal or cyan. In OKLCH its lightness is 95%, its chroma 0.074 and its hue 191°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Cyan (#B7FFFA), ΔE 0.003 away. Black text reads best on it, at 18.62:1.
| Hue family | Teals and cyans |
| Lightness | very light (95%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Pale Cyan (#B7FFFA) |
| Black text | 18.62:1 |
| White text | 1.12:1 |
Values
| HEX | #B4FFFA |
| RGB | rgb(180, 255, 250) |
| HSL | hsl(176, 100%, 85%) |
| OKLCH | oklch(95% 0.074 190.8) |
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 #B4FFFA | 1.12:1 | Fails | Lc 0.0 | Not readable |
| Black text on #B4FFFA | 18.62:1 | AAA | Lc 97.9 | Preferred for body text |
| #B4FFFA text on white | 1.12:1 | Fails | Lc 0.0 | Not readable |
| #B4FFFA text on black | 18.62:1 | AAA | Lc -98.9 | 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
#ECF8F7
oklch(97% 0.013 191)
-
Step 100
100 (this color)
#B4FFFA
oklch(95% 0.074 190.8)
-
Step 200
200
#B2E5E1
oklch(88.5% 0.053 190.3)
-
Step 300
300
#70D4CF
oklch(80.8% 0.094 191.2)
-
Step 400
400
#00B8B2
oklch(70.6% 0.122 190.6)
-
Step 500
500
#009E99
oklch(63.1% 0.109 190.8)
-
Step 600
600
#008580
oklch(55.7% 0.096 190.1)
-
Step 700
700
#00706C
oklch(49.2% 0.085 190.4)
-
Step 800
800
#005B58
oklch(42.5% 0.073 190.9)
-
Step 900
900
#004C4A
oklch(37.6% 0.065 191.7)
-
Step 950
950
#002D2C
oklch(26.9% 0.046 192.5)
#B4FFFA 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) | #F7F7FA | 0.079 |
| Deuteranopia (no green cones) | #E8EDFB | 0.073 |
| Tritanopia (no blue cones) | #9AFFFD | 0.025 |
| Achromatopsia (no color) | #F1F1F1 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4FFFA
#B4FFFA
oklch(95% 0.074 190.8)
- #FFE8EA
#FFE8EA
oklch(95% 0.025 11.6)
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 #B4FFFA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Cyan #B7FFFA ΔE 0.003
- Eggshell Blue #C4FFF7 ΔE 0.017
- Duck Egg Blue #C3FBF4 ΔE 0.017
- Pale Aqua #B8FFEB ΔE 0.020
- Light Light Blue #CAFFFB ΔE 0.024
- Pale Sky Blue #BDF6FE ΔE 0.027
- Pale Blue #D0FEFE ΔE 0.032
- Really Light Blue #D4FFFF ΔE 0.037
Use #B4FFFA 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.