#B4E9F0
Closest named color: Pale Turquoise (#AFEEEE). oklch(90% 0.055 206.3), rgb(180, 233, 240).
Aa
Black text reads best on this color (15.85:1).
About this color
#B4E9F0 is a light, muted teal or cyan. In OKLCH its lightness is 90%, its chroma 0.055 and its hue 206°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Turquoise (#AFEEEE), ΔE 0.015 away. Black text reads best on it, at 15.85:1.
| Hue family | Teals and cyans |
| Lightness | light (90%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Pale Turquoise (#AFEEEE) |
| Black text | 15.85:1 |
| White text | 1.32:1 |
Values
| HEX | #B4E9F0 |
| RGB | rgb(180, 233, 240) |
| HSL | hsl(187, 67%, 82%) |
| OKLCH | oklch(90% 0.055 206.3) |
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 #B4E9F0 | 1.32:1 | Fails | Lc -18.3 | Dividers and decoration only |
| Black text on #B4E9F0 | 15.85:1 | AAA | Lc 87.7 | Fine for body text |
| #B4E9F0 text on white | 1.32:1 | Fails | Lc 16.0 | Dividers and decoration only |
| #B4E9F0 text on black | 15.85:1 | AAA | Lc -87.7 | 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
#EFF7F9
oklch(97.1% 0.009 214.3)
-
Step 100
100
#DBEEF1
oklch(93.6% 0.021 208.1)
-
Step 200
200 (this color)
#B4E9F0
oklch(90% 0.055 206.3)
-
Step 300
300
#89CED7
oklch(80.9% 0.07 206.2)
-
Step 400
400
#29B4C3
oklch(70.7% 0.113 206.2)
-
Step 500
500
#009BAA
oklch(63% 0.108 206.9)
-
Step 600
600
#00838F
oklch(55.7% 0.095 206.1)
-
Step 700
700
#006E78
oklch(49.1% 0.084 205.8)
-
Step 800
800
#005A63
oklch(42.7% 0.073 206.6)
-
Step 900
900
#004B52
oklch(37.7% 0.064 205.5)
-
Step 950
950
#002D32
oklch(27.1% 0.046 206.3)
#B4E9F0 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) | #E0E4F1 | 0.054 |
| Deuteranopia (no green cones) | #D6DCF0 | 0.051 |
| Tritanopia (no blue cones) | #A1EEEB | 0.026 |
| Achromatopsia (no color) | #E0E0E0 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4E9F0
#B4E9F0
oklch(90% 0.055 206.3)
- #FFD1CC
#FFD1CC
oklch(89.9% 0.053 25.4)
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 #B4E9F0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Turquoise #AFEEEE ΔE 0.015
- Powder Blue #B0E0E6 ΔE 0.025
- Diamond #B9F2FF ΔE 0.028
- Robin's Egg Blue #98EFF9 ΔE 0.030
- Pale Sky Blue #BDF6FE ΔE 0.037
- Robin Egg Blue #8AF1FE ΔE 0.043
- Light Blue #ADD8E6 ΔE 0.046
- Celeste #A8DADC ΔE 0.046
Use #B4E9F0 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.