#6151BB#6151BB

#6151BB is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.7% C 0.160 H 286.1°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#6151BB
RGB	rgb(97, 81, 187)
HSL	hsl(249, 44%, 53%)
HSV	hsv(249, 57%, 73%)
CMYK	cmyk(48.1%, 56.7%, 0%, 26.7%)
CIE-LAB	lab(41.24, 34.11, -53.99)
CIE-LCH	lch(41.24, 63.86, 302.28°)
OKLab	oklab(50.75% 0.0445 -0.1541)
OKLCH	oklch(50.75% 0.16 286.1)
XYZ	xyz(16.8392, 12.0133, 48.4356)
Luminance	0.1201 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6151BB #ABBB51

analogous

#5176BB #6151BB #9651BB

triadic

#6151BB #BB6151 #51BB61

tetradic

#6151BB #BB5176 #ABBB51 #51BB96

square

#6151BB #BB5176 #ABBB51 #51BB96

split-complementary

#6151BB #BB9651 #76BB51

monochromatic

#332969 #483A95 #6151BB #897DCC #B1A9DD

Accessibility & contrast

On white

6.17

#6151BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#6151BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6151BB

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6151BB	#FFFFFF	#000000	##FFFFFF
##6151BB	1.00	6.17	3.40	6.17
#FFFFFF	6.17	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A64BF

Deuteranopia (green-blind)

#055EB9

Tritanopia (blue-blind)

#42697E

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #6151bb;
/* rgb */ color: rgb(97, 81, 187);
/* oklch */ color: oklch(50.7% 0.160 286.1);

Tailwind

colors: {
  custom: {
    50: '#9482d0',
    500: '#6151bb',
    950: '#000000',
  },
}

SCSS

$custom: #6151bb;
$custom-light: #9482d0;
$custom-dark: #000000;

JSON

{
  "hex": "#6151bb",
  "rgb": {
    "r": 97,
    "g": 81,
    "b": 187
  },
  "hsl": {
    "h": 249.057,
    "s": 43.802,
    "l": 52.549
  },
  "oklch": {
    "l": 0.50747,
    "c": 0.16042,
    "h": 286.1
  },
  "luminance": 0.12014
}

Semantic roles & 50–950 ramp

primary

#6151BB

secondary

#C4CB9D

accent

#D454C0

background

#F9F8FC

surface

#F2EFF9

border

#CCCAD2

text

#0E0A14

muted

#7E7C82

Preview Lab

Preview with #6151BB

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

Preview Lab → · Contrast checker → · Palette generator →