#B1C2FF
Closest named color: Pastel Blue (#A2BFFE). oklch(82.3% 0.088 272.3), rgb(177, 194, 255).
Aa
Black text reads best on this color (12.03:1).
About this color
#B1C2FF is a light, moderately saturated blue. In OKLCH its lightness is 82%, its chroma 0.088 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.021 away. Black text reads best on it, at 12.03:1.
| Hue family | Blues |
| Lightness | light (82%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 12.03:1 |
| White text | 1.74:1 |
Values
| HEX | #B1C2FF |
| RGB | rgb(177, 194, 255) |
| HSL | hsl(227, 100%, 85%) |
| OKLCH | oklch(82.3% 0.088 272.3) |
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 #B1C2FF | 1.74:1 | Fails | Lc -35.7 | Non-text elements, placeholder text |
| Black text on #B1C2FF | 12.03:1 | AAA | Lc 72.1 | Content text, not long reading |
| #B1C2FF text on white | 1.74:1 | Fails | Lc 31.8 | Non-text elements, placeholder text |
| #B1C2FF text on black | 12.03:1 | AAA | Lc -70.9 | Content text, not long reading |
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
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E4E9FC
oklch(93.6% 0.026 274.1)
-
Step 200
200
#CED8FA
oklch(88.5% 0.048 272.4)
-
Step 300
300 (this color)
#B1C2FF
oklch(82.3% 0.088 272.3)
-
Step 400
400
#8399F8
oklch(70.7% 0.141 272.5)
-
Step 500
500
#667CF5
oklch(63% 0.181 272.4)
-
Step 600
600
#5062E4
oklch(55.7% 0.197 272.4)
-
Step 700
700
#4150C6
oklch(49.1% 0.183 272.3)
-
Step 800
800
#3542A0
oklch(42.6% 0.152 272.3)
-
Step 900
900
#2E397F
oklch(37.7% 0.118 272.7)
-
Step 950
950
#1A224A
oklch(26.9% 0.075 272)
#B1C2FF 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) | #AFC7FF | 0.013 |
| Deuteranopia (no green cones) | #A9C1FE | 0.011 |
| Tritanopia (no blue cones) | #9CCED7 | 0.079 |
| Achromatopsia (no color) | #C4C4C4 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1C2FF
#B1C2FF
oklch(82.3% 0.088 272.3)
- #D9C482
#D9C482
oklch(82.3% 0.088 92.5)
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 #B1C2FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.021
- Light Periwinkle #C1C6FC ΔE 0.025
- Baby Blue #A2CFFE ΔE 0.037
- Light Steel Blue #B0C4DE ΔE 0.050
- Light Blue Grey #B7C9E2 ΔE 0.051
- Sky #82CAFC ΔE 0.056
- Cloudy Blue #ACC2D9 ΔE 0.056
- Light Sky Blue #87CEFA ΔE 0.056
Use #B1C2FF 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.