#B3E4EF
Closest named color: Powder Blue (#B0E0E6). oklch(88.8% 0.053 212.9), rgb(179, 228, 239).
Aa
Black text reads best on this color (15.26:1).
About this color
#B3E4EF is a light, muted teal or cyan. In OKLCH its lightness is 89%, its chroma 0.053 and its hue 213°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.015 away. Black text reads best on it, at 15.26:1.
| Hue family | Teals and cyans |
| Lightness | light (89%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 15.26:1 |
| White text | 1.37:1 |
Values
| HEX | #B3E4EF |
| RGB | rgb(179, 228, 239) |
| HSL | hsl(191, 65%, 82%) |
| OKLCH | oklch(88.8% 0.053 212.9) |
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 #B3E4EF | 1.37:1 | Fails | Lc -20.9 | Dividers and decoration only |
| Black text on #B3E4EF | 15.26:1 | AAA | Lc 85.4 | Fine for body text |
| #B3E4EF text on white | 1.37:1 | Fails | Lc 18.3 | Dividers and decoration only |
| #B3E4EF text on black | 15.26:1 | AAA | Lc -85.2 | 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
#DCEEF2
oklch(93.7% 0.02 212.5)
-
Step 200
200 (this color)
#B3E4EF
oklch(88.8% 0.053 212.9)
-
Step 300
300
#8DCDDB
oklch(81% 0.068 212.8)
-
Step 400
400
#39B2C9
oklch(70.7% 0.108 213.1)
-
Step 500
500
#009AB1
oklch(63% 0.11 213.1)
-
Step 600
600
#008295
oklch(55.7% 0.097 212.5)
-
Step 700
700
#006D7E
oklch(49.1% 0.086 213.3)
-
Step 800
800
#005967
oklch(42.6% 0.075 213)
-
Step 900
900
#004A56
oklch(37.6% 0.066 213)
-
Step 950
950
#002C34
oklch(26.9% 0.047 213.2)
#B3E4EF 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) | #DBE0F0 | 0.049 |
| Deuteranopia (no green cones) | #D1D8EF | 0.046 |
| Tritanopia (no blue cones) | #A0E9E7 | 0.029 |
| Achromatopsia (no color) | #DCDCDC | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B3E4EF
#B3E4EF
oklch(88.8% 0.053 212.9)
- #FBCEC4
#FBCEC4
oklch(88.8% 0.053 32.7)
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 #B3E4EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.015
- Pale Turquoise #AFEEEE ΔE 0.027
- Light Blue #ADD8E6 ΔE 0.033
- Robin's Egg Blue #98EFF9 ΔE 0.036
- Celeste #A8DADC ΔE 0.036
- Diamond #B9F2FF ΔE 0.039
- Robin Egg Blue #8AF1FE ΔE 0.047
- Pale Silver #D8E2DC ΔE 0.048
Use #B3E4EF 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.