#B5CBFE
Closest named color: Light Periwinkle (#C1C6FC). oklch(84.3% 0.076 266.6), rgb(181, 203, 254).
Aa
Black text reads best on this color (12.93:1).
About this color
#B5CBFE is a light, moderately saturated blue. In OKLCH its lightness is 84%, its chroma 0.076 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Light Periwinkle (#C1C6FC), ΔE 0.018 away. Black text reads best on it, at 12.93:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Light Periwinkle (#C1C6FC) |
| Black text | 12.93:1 |
| White text | 1.62:1 |
Values
| HEX | #B5CBFE |
| RGB | rgb(181, 203, 254) |
| HSL | hsl(222, 97%, 85%) |
| OKLCH | oklch(84.3% 0.076 266.6) |
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 #B5CBFE | 1.62:1 | Fails | Lc -31.4 | Non-text elements, placeholder text |
| Black text on #B5CBFE | 12.93:1 | AAA | Lc 76.0 | Fine for body text |
| #B5CBFE text on white | 1.62:1 | Fails | Lc 27.8 | Dividers and decoration only |
| #B5CBFE text on black | 12.93:1 | AAA | Lc -75.1 | 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 300.
-
Step 50
50
#F2F5FD
oklch(97% 0.011 269.6)
-
Step 100
100
#E3EAF9
oklch(93.6% 0.022 265.8)
-
Step 200
200
#CCD9F6
oklch(88.5% 0.042 266.3)
-
Step 300
300 (this color)
#B5CBFE
oklch(84.3% 0.076 266.6)
-
Step 400
400
#7E9EEC
oklch(70.8% 0.12 266.4)
-
Step 500
500
#5E83E6
oklch(63% 0.155 266.6)
-
Step 600
600
#466BD4
oklch(55.7% 0.167 266.4)
-
Step 700
700
#3858B8
oklch(49.1% 0.156 266.7)
-
Step 800
800
#2E4995
oklch(42.8% 0.129 266.3)
-
Step 900
900
#293E77
oklch(37.8% 0.101 266.4)
-
Step 950
950
#182445
oklch(26.9% 0.064 267)
#B5CBFE 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) | #BBCFFF | 0.014 |
| Deuteranopia (no green cones) | #B4C8FD | 0.008 |
| Tritanopia (no blue cones) | #A1D5DC | 0.068 |
| Achromatopsia (no color) | #CBCBCB | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5CBFE
#B5CBFE
oklch(84.3% 0.076 266.6)
- #E1C993
#E1C993
oklch(84.3% 0.075 86.7)
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 #B5CBFE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Periwinkle #C1C6FC ΔE 0.018
- Baby Blue #A2CFFE ΔE 0.024
- Light Blue Grey #B7C9E2 ΔE 0.039
- Pastel Blue #A2BFFE ΔE 0.042
- Light Steel Blue #B0C4DE ΔE 0.046
- Light Sky Blue #87CEFA ΔE 0.053
- Cloudy Blue #ACC2D9 ΔE 0.054
- Light Blue #ADD8E6 ΔE 0.057
Use #B5CBFE 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.