#6B81FB#6B81FB

#6B81FB is a light, vivid blue. Relative luminance 0.258; OKLCH L 64.7% C 0.182 H 272.6°. Best body text is #000000 at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#6B81FB
RGB	rgb(107, 129, 251)
HSL	hsl(231, 95%, 70%)
HSV	hsv(231, 57%, 98%)
CMYK	cmyk(57.4%, 48.6%, 0%, 1.6%)
CIE-LAB	lab(57.84, 27.10, -63.52)
CIE-LCH	lch(57.84, 69.06, 293.10°)
OKLab	oklab(64.68% 0.0084 -0.1815)
OKLCH	oklch(64.68% 0.182 272.6)
XYZ	xyz(31.3205, 25.7890, 94.5754)
Luminance	0.2579 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B81FB #FBE56B

analogous

#6BC9FB #6B81FB #9D6BFB

triadic

#6B81FB #FB6B81 #81FB6B

tetradic

#6B81FB #FB6BC9 #FBE56B #6BFB9D

square

#6B81FB #FB6BC9 #FBE56B #6BFB9D

split-complementary

#6B81FB #FB9D6B #C9FB6B

monochromatic

#0628E5 #2F4EF9 #6B81FB #A7B4FD #E1E6FE

Accessibility & contrast

On white

3.41

#6B81FB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.16

#6B81FB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6B81FB

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B81FB	#FFFFFF	#000000	##000000
##6B81FB	1.00	3.41	6.16	6.16
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.16	21.00	1.00	1.00
##000000	6.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4391FF

Deuteranopia (green-blind)

#2A85F8

Tritanopia (blue-blind)

#009DB2

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #6b81fb;
/* rgb */ color: rgb(107, 129, 251);
/* oklch */ color: oklch(64.7% 0.182 272.6);

Tailwind

colors: {
  custom: {
    50: '#a0a5fd',
    500: '#6b81fb',
    950: '#000000',
  },
}

SCSS

$custom: #6b81fb;
$custom-light: #a0a5fd;
$custom-dark: #000000;

JSON

{
  "hex": "#6b81fb",
  "rgb": {
    "r": 107,
    "g": 129,
    "b": 251
  },
  "hsl": {
    "h": 230.833,
    "s": 94.737,
    "l": 70.196
  },
  "oklch": {
    "l": 0.64675,
    "c": 0.18174,
    "h": 272.6
  },
  "luminance": 0.25791
}

Semantic roles & 50–950 ramp

primary

#6B81FB

secondary

#F5EFCD

accent

#C200E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#100F18

muted

#7F7F86

Preview Lab

Preview with #6B81FB

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

Preview Lab → · Contrast checker → · Palette generator →