#604CDB#604CDB

#604CDB is a mid, highly saturated blue. Relative luminance 0.128; OKLCH L 52.3% C 0.208 H 282.9°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#604CDB
RGB	rgb(96, 76, 219)
HSL	hsl(248, 67%, 58%)
HSV	hsv(248, 65%, 86%)
CMYK	cmyk(56.2%, 65.3%, 0%, 14.1%)
CIE-LAB	lab(42.41, 46.56, -70.58)
CIE-LCH	lch(42.41, 84.55, 303.41°)
OKLab	oklab(52.33% 0.0463 -0.203)
OKLCH	oklch(52.33% 0.208 282.9)
XYZ	xyz(20.1906, 12.7689, 68.4048)
Luminance	0.1277 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#604CDB #C7DB4C

analogous

#4C7FDB #604CDB #A84CDB

triadic

#604CDB #DB604C #4CDB60

tetradic

#604CDB #DB4C7F #C7DB4C #4CDBA8

square

#604CDB #DB4C7F #C7DB4C #4CDBA8

split-complementary

#604CDB #DBA84C #7FDB4C

monochromatic

#2D1D90 #3D27C3 #604CDB #8D7FE5 #BBB2EF

Accessibility & contrast

On white

5.91

#604CDB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#604CDB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #604CDB

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##604CDB	#FFFFFF	#000000	##FFFFFF
##604CDB	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069DF

Deuteranopia (green-blind)

#005FD8

Tritanopia (blue-blind)

#20708D

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #604cdb;
/* rgb */ color: rgb(96, 76, 219);
/* oklch */ color: oklch(52.3% 0.208 282.9);

Tailwind

colors: {
  custom: {
    50: '#997fe7',
    500: '#604cdb',
    950: '#000000',
  },
}

SCSS

$custom: #604cdb;
$custom-light: #997fe7;
$custom-dark: #000000;

JSON

{
  "hex": "#604cdb",
  "rgb": {
    "r": 96,
    "g": 76,
    "b": 219
  },
  "hsl": {
    "h": 248.392,
    "s": 66.512,
    "l": 57.843
  },
  "oklch": {
    "l": 0.52333,
    "c": 0.20819,
    "h": 282.9
  },
  "luminance": 0.1277
}

Semantic roles & 50–950 ramp

primary

#604CDB

secondary

#D6DEA5

accent

#E93ED2

background

#FAF7FE

surface

#F3EEFD

border

#CDC9D5

text

#0F0A16

muted

#7F7C84

Preview Lab

Preview with #604CDB

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

Preview Lab → · Contrast checker → · Palette generator →