#604CCF#604CCF

#604CCF is a mid, vivid blue. Relative luminance 0.122; OKLCH L 51.4% C 0.193 H 284.3°. Best body text is #FFFFFF at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#604CCF
RGB	rgb(96, 76, 207)
HSL	hsl(249, 58%, 55%)
HSV	hsv(249, 63%, 81%)
CMYK	cmyk(53.6%, 63.3%, 0%, 18.8%)
CIE-LAB	lab(41.47, 42.93, -65.23)
CIE-LCH	lch(41.47, 78.09, 303.35°)
OKLab	oklab(51.35% 0.0476 -0.1873)
OKLCH	oklch(51.35% 0.193 284.3)
XYZ	xyz(18.6674, 12.1596, 60.3828)
Luminance	0.1216 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 4.68

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#604CCF #BBCF4C

analogous

#4C7ACF #604CCF #A14CCF

triadic

#604CCF #CF604C #4CCF60

tetradic

#604CCF #CF4C7A #BBCF4C #4CCFA1

square

#604CCF #CF4C7A #BBCF4C #4CCFA1

split-complementary

#604CCF #CFA14C #7ACF4C

monochromatic

#30227F #422FAF #604CCF #8B7CDC #B6ADE9

Accessibility & contrast

On white

6.12

#604CCF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#604CCF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #604CCF

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##604CCF	#FFFFFF	#000000	##FFFFFF
##604CCF	1.00	6.12	3.43	6.12
#FFFFFF	6.12	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066D3

Deuteranopia (green-blind)

#005ECC

Tritanopia (blue-blind)

#306C86

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #604ccf;
/* rgb */ color: rgb(96, 76, 207);
/* oklch */ color: oklch(51.4% 0.193 284.3);

Tailwind

colors: {
  custom: {
    50: '#977fdf',
    500: '#604ccf',
    950: '#000000',
  },
}

SCSS

$custom: #604ccf;
$custom-light: #977fdf;
$custom-dark: #000000;

JSON

{
  "hex": "#604ccf",
  "rgb": {
    "r": 96,
    "g": 76,
    "b": 207
  },
  "hsl": {
    "h": 249.16,
    "s": 57.709,
    "l": 55.49
  },
  "oklch": {
    "l": 0.51354,
    "c": 0.19321,
    "h": 284.3
  },
  "luminance": 0.12161
}

Semantic roles & 50–950 ramp

primary

#604CCF

secondary

#CED7A0

accent

#E147C9

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #604CCF

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

Preview Lab → · Contrast checker → · Palette generator →