#6171CC#6171CC

#6171CC is a mid, vivid blue. Relative luminance 0.187; OKLCH L 57.9% C 0.140 H 273.7°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#6171CC
RGB	rgb(97, 113, 204)
HSL	hsl(231, 51%, 59%)
HSV	hsv(231, 52%, 80%)
CMYK	cmyk(52.5%, 44.6%, 0%, 20%)
CIE-LAB	lab(50.35, 19.76, -49.20)
CIE-LCH	lch(50.35, 53.02, 291.89°)
OKLab	oklab(57.93% 0.0091 -0.1398)
OKLCH	oklch(57.93% 0.14 273.7)
XYZ	xyz(21.7305, 18.7098, 59.5813)
Luminance	0.1871 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6171CC #CCBC61

analogous

#61A7CC #6171CC #8761CC

triadic

#6171CC #CC6171 #71CC61

tetradic

#6171CC #CC61A7 #CCBC61 #61CC87

square

#6171CC #CC61A7 #CCBC61 #61CC87

split-complementary

#6171CC #CC8761 #A7CC61

monochromatic

#2C3987 #3B4DB5 #6171CC #8F9BDB #BEC4EA

Accessibility & contrast

On white

4.43

#6171CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#6171CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6171CC

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6171CC	#FFFFFF	#000000	##000000
##6171CC	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A7DCF

Deuteranopia (green-blind)

#3E74CA

Tritanopia (blue-blind)

#308594

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #6171cc;
/* rgb */ color: rgb(97, 113, 204);
/* oklch */ color: oklch(57.9% 0.140 273.7);

Tailwind

colors: {
  custom: {
    50: '#9599dc',
    500: '#6171cc',
    950: '#000000',
  },
}

SCSS

$custom: #6171cc;
$custom-light: #9599dc;
$custom-dark: #000000;

JSON

{
  "hex": "#6171cc",
  "rgb": {
    "r": 97,
    "g": 113,
    "b": 204
  },
  "hsl": {
    "h": 231.028,
    "s": 51.196,
    "l": 59.02
  },
  "oklch": {
    "l": 0.57934,
    "c": 0.14014,
    "h": 273.7
  },
  "luminance": 0.18711
}

Semantic roles & 50–950 ramp

primary

#6171CC

secondary

#D9D3AF

accent

#C64DDB

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #6171CC

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

Preview Lab → · Contrast checker → · Palette generator →