#B1B1EF#B1B1EF

#B1B1EF is a light, moderate blue. Relative luminance 0.470; OKLCH L 78.3% C 0.088 H 284.2°. Best body text is #000000 at 10.40:1 contrast (WCAG AA passes).

Color values

HEX	#B1B1EF
RGB	rgb(177, 177, 239)
HSL	hsl(240, 66%, 82%)
HSV	hsv(240, 26%, 94%)
CMYK	cmyk(25.9%, 25.9%, 0%, 6.3%)
CIE-LAB	lab(74.20, 13.28, -30.85)
CIE-LCH	lch(74.20, 33.59, 293.28°)
OKLab	oklab(78.26% 0.0215 -0.0851)
OKLCH	oklch(78.26% 0.088 284.2)
XYZ	xyz(49.4296, 47.0223, 88.1166)
Luminance	0.4702 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1B1EF #EFEFB1

analogous

#B1D0EF #B1B1EF #D0B1EF

triadic

#B1B1EF #EFB1B1 #B1EFB1

tetradic

#B1B1EF #EFB1D0 #EFEFB1 #B1EFD0

square

#B1B1EF #EFB1D0 #EFEFB1 #B1EFD0

split-complementary

#B1B1EF #EFD0B1 #D0EFB1

monochromatic

#4B4BDA #7E7EE5 #B1B1EF #E4E4F9 #E6E6FA

Accessibility & contrast

On white

2.02

#B1B1EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.40

#B1B1EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1B1EF

10.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1B1EF	#FFFFFF	#000000	##000000
##B1B1EF	1.00	2.02	10.40	10.40
#FFFFFF	2.02	1.00	21.00	21.00
#000000	10.40	21.00	1.00	1.00
##000000	10.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A0B8F2

Deuteranopia (green-blind)

#9EB5ED

Tritanopia (blue-blind)

#A3BCC7

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #b1b1ef;
/* rgb */ color: rgb(177, 177, 239);
/* oklch */ color: oklch(78.3% 0.088 284.2);

Tailwind

colors: {
  custom: {
    50: '#c9c8f4',
    500: '#b1b1ef',
    950: '#000000',
  },
}

SCSS

$custom: #b1b1ef;
$custom-light: #c9c8f4;
$custom-dark: #000000;

JSON

{
  "hex": "#b1b1ef",
  "rgb": {
    "r": 177,
    "g": 177,
    "b": 239
  },
  "hsl": {
    "h": 240,
    "s": 65.957,
    "l": 81.569
  },
  "oklch": {
    "l": 0.78259,
    "c": 0.08782,
    "h": 284.2
  },
  "luminance": 0.47023
}

Semantic roles & 50–950 ramp

primary

#B1B1EF

secondary

#F1F1DA

accent

#CE18CE

background

#FCFCFE

surface

#F8F8FD

border

#D1D1D5

text

#131317

muted

#828285

Preview Lab

Preview with #B1B1EF

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →