#6151BC#6151BC

#6151BC is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.8% C 0.162 H 286.0°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#6151BC
RGB	rgb(97, 81, 188)
HSL	hsl(249, 44%, 53%)
HSV	hsv(249, 57%, 74%)
CMYK	cmyk(48.4%, 56.9%, 0%, 26.3%)
CIE-LAB	lab(41.31, 34.41, -54.46)
CIE-LCH	lch(41.31, 64.42, 302.29°)
OKLab	oklab(50.82% 0.0445 -0.1555)
OKLCH	oklch(50.82% 0.162 286)
XYZ	xyz(16.9466, 12.0563, 49.0014)
Luminance	0.1206 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6151BC #ACBC51

analogous

#5176BC #6151BC #9651BC

triadic

#6151BC #BC6151 #51BC61

tetradic

#6151BC #BC5176 #ACBC51 #51BC96

square

#6151BC #BC5176 #ACBC51 #51BC96

split-complementary

#6151BC #BC9651 #76BC51

monochromatic

#32296A #483A96 #6151BC #897DCD #B1A9DE

Accessibility & contrast

On white

6.16

#6151BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#6151BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6151BC

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6151BC	#FFFFFF	#000000	##FFFFFF
##6151BC	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0664C0

Deuteranopia (green-blind)

#005EBA

Tritanopia (blue-blind)

#42697E

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #6151bc;
/* rgb */ color: rgb(97, 81, 188);
/* oklch */ color: oklch(50.8% 0.162 286.0);

Tailwind

colors: {
  custom: {
    50: '#9482d1',
    500: '#6151bc',
    950: '#000000',
  },
}

SCSS

$custom: #6151bc;
$custom-light: #9482d1;
$custom-dark: #000000;

JSON

{
  "hex": "#6151bc",
  "rgb": {
    "r": 97,
    "g": 81,
    "b": 188
  },
  "hsl": {
    "h": 248.972,
    "s": 44.398,
    "l": 52.745
  },
  "oklch": {
    "l": 0.5082,
    "c": 0.16177,
    "h": 286
  },
  "luminance": 0.12057
}

Semantic roles & 50–950 ramp

primary

#6151BC

secondary

#C5CC9D

accent

#D454C1

background

#F9F8FC

surface

#F2EFF9

border

#CCCAD2

text

#0E0A14

muted

#7E7C82

Preview Lab

Preview with #6151BC

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

Preview Lab → · Contrast checker → · Palette generator →