#B5E8FF
Closest named color: Diamond (#B9F2FF). oklch(90.3% 0.061 227.3), rgb(181, 232, 255).
Aa
Black text reads best on this color (15.95:1).
About this color
#B5E8FF is a very light, muted teal or cyan. In OKLCH its lightness is 90%, its chroma 0.061 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is Diamond (#B9F2FF), ΔE 0.028 away. Black text reads best on it, at 15.95:1.
| Hue family | Teals and cyans |
| Lightness | very light (90%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Diamond (#B9F2FF) |
| Black text | 15.95:1 |
| White text | 1.31:1 |
Values
| HEX | #B5E8FF |
| RGB | rgb(181, 232, 255) |
| HSL | hsl(199, 100%, 85%) |
| OKLCH | oklch(90.3% 0.061 227.3) |
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 #B5E8FF | 1.31:1 | Fails | Lc -17.9 | Dividers and decoration only |
| Black text on #B5E8FF | 15.95:1 | AAA | Lc 88.0 | Fine for body text |
| #B5E8FF text on white | 1.31:1 | Fails | Lc 15.6 | Dividers and decoration only |
| #B5E8FF text on black | 15.95:1 | AAA | Lc -88.1 | 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
#EFF7FB
oklch(97.1% 0.01 228.9)
-
Step 100
100
#DBEDF6
oklch(93.5% 0.023 229.1)
-
Step 200
200 (this color)
#B5E8FF
oklch(90.3% 0.061 227.3)
-
Step 300
300
#89CBE8
oklch(80.8% 0.078 227.4)
-
Step 400
400
#2DAFDD
oklch(70.6% 0.126 227.4)
-
Step 500
500
#0097C3
oklch(63.1% 0.123 227.5)
-
Step 600
600
#007FA4
oklch(55.6% 0.108 227.1)
-
Step 700
700
#006B8A
oklch(49.2% 0.095 226.5)
-
Step 800
800
#005772
oklch(42.6% 0.083 227.6)
-
Step 900
900
#004960
oklch(37.8% 0.073 227.3)
-
Step 950
950
#002B3A
oklch(27% 0.052 227.2)
#B5E8FF 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) | #DCE5FF | 0.047 |
| Deuteranopia (no green cones) | #D1DDFF | 0.042 |
| Tritanopia (no blue cones) | #9DEFEF | 0.042 |
| Achromatopsia (no color) | #E0E0E0 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5E8FF
#B5E8FF
oklch(90.3% 0.061 227.3)
- #FFD5C0
#FFD5C0
oklch(90.3% 0.055 48.1)
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 #B5E8FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Diamond #B9F2FF ΔE 0.028
- Pale Turquoise #AFEEEE ΔE 0.034
- Powder Blue #B0E0E6 ΔE 0.037
- Robin's Egg Blue #98EFF9 ΔE 0.037
- Pale Sky Blue #BDF6FE ΔE 0.040
- Robin Egg Blue #8AF1FE ΔE 0.046
- Light Blue #ADD8E6 ΔE 0.049
- Celeste #A8DADC ΔE 0.057
Use #B5E8FF 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.