#6B71BB#6B71BB

#6B71BB is a mid, moderate blue. Relative luminance 0.185; OKLCH L 57.6% C 0.113 H 278.7°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#6B71BB
RGB	rgb(107, 113, 187)
HSL	hsl(236, 37%, 58%)
HSV	hsv(236, 43%, 73%)
CMYK	cmyk(42.8%, 39.6%, 0%, 26.7%)
CIE-LAB	lab(50.12, 16.94, -39.75)
CIE-LCH	lch(50.12, 43.21, 293.08°)
OKLab	oklab(57.65% 0.0171 -0.112)
OKLCH	oklch(57.65% 0.113 278.7)
XYZ	xyz(20.9355, 18.5230, 49.4763)
Luminance	0.1852 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B71BB #BBB56B

analogous

#6B99BB #6B71BB #8D6BBB

triadic

#6B71BB #BB6B71 #71BB6B

tetradic

#6B71BB #BB6B99 #BBB56B #6BBB8D

square

#6B71BB #BB6B99 #BBB56B #6BBB8D

split-complementary

#6B71BB #BB8D6B #99BB6B

monochromatic

#363B76 #4950A0 #6B71BB #9599CE #BFC1E2

Accessibility & contrast

On white

4.46

#6B71BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#6B71BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6B71BB

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B71BB	#FFFFFF	#000000	##000000
##6B71BB	1.00	4.46	4.70	4.70
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#577ABE

Deuteranopia (green-blind)

#5174B9

Tritanopia (blue-blind)

#51808D

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #6b71bb;
/* rgb */ color: rgb(107, 113, 187);
/* oklch */ color: oklch(57.6% 0.113 278.7);

Tailwind

colors: {
  custom: {
    50: '#9999d0',
    500: '#6b71bb',
    950: '#000000',
  },
}

SCSS

$custom: #6b71bb;
$custom-light: #9999d0;
$custom-dark: #000000;

JSON

{
  "hex": "#6b71bb",
  "rgb": {
    "r": 107,
    "g": 113,
    "b": 187
  },
  "hsl": {
    "h": 235.5,
    "s": 37.037,
    "l": 57.647
  },
  "oklch": {
    "l": 0.57645,
    "c": 0.11329,
    "h": 278.7
  },
  "luminance": 0.18524
}

Semantic roles & 50–950 ramp

primary

#6B71BB

secondary

#D1CFB1

accent

#C45BCD

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0E14

muted

#7E7E82

Preview Lab

Preview with #6B71BB

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

Preview Lab → · Contrast checker → · Palette generator →