#604EC9#604EC9

#604EC9 is a mid, vivid blue. Relative luminance 0.122; OKLCH L 51.2% C 0.183 H 284.6°. Best body text is #FFFFFF at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#604EC9
RGB	rgb(96, 78, 201)
HSL	hsl(249, 53%, 55%)
HSV	hsv(249, 61%, 79%)
CMYK	cmyk(52.2%, 61.2%, 0%, 21.2%)
CIE-LAB	lab(41.46, 39.94, -61.79)
CIE-LCH	lch(41.46, 73.57, 302.88°)
OKLab	oklab(51.2% 0.046 -0.1771)
OKLCH	oklch(51.2% 0.183 284.6)
XYZ	xyz(18.0877, 12.1516, 56.6394)
Luminance	0.1215 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#604EC9 #B7C94E

analogous

#4E7AC9 #604EC9 #9D4EC9

triadic

#604EC9 #C9604E #4EC960

tetradic

#604EC9 #C94E7A #B7C94E #4EC99D

square

#604EC9 #C94E7A #B7C94E #4EC99D

split-complementary

#604EC9 #C99D4E #7AC94E

monochromatic

#312578 #4433A7 #604EC9 #8A7DD7 #B4ACE6

Accessibility & contrast

On white

6.12

#604EC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#604EC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #604EC9

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##604EC9	#FFFFFF	#000000	##FFFFFF
##604EC9	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)

#0065CD

Deuteranopia (green-blind)

#005EC6

Tritanopia (blue-blind)

#366B84

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #604ec9;
/* rgb */ color: rgb(96, 78, 201);
/* oklch */ color: oklch(51.2% 0.183 284.6);

Tailwind

colors: {
  custom: {
    50: '#9680da',
    500: '#604ec9',
    950: '#000000',
  },
}

SCSS

$custom: #604ec9;
$custom-light: #9680da;
$custom-dark: #000000;

JSON

{
  "hex": "#604ec9",
  "rgb": {
    "r": 96,
    "g": 78,
    "b": 201
  },
  "hsl": {
    "h": 248.78,
    "s": 53.247,
    "l": 54.706
  },
  "oklch": {
    "l": 0.51202,
    "c": 0.183,
    "h": 284.6
  },
  "luminance": 0.12153
}

Semantic roles & 50–950 ramp

primary

#604EC9

secondary

#CCD39F

accent

#DD4BC7

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #604EC9

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

Preview Lab → · Contrast checker → · Palette generator →