#604FC9#604FC9

#604FC9 is a mid, vivid blue. Relative luminance 0.123; OKLCH L 51.4% C 0.182 H 284.3°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#604FC9
RGB	rgb(96, 79, 201)
HSL	hsl(248, 53%, 55%)
HSV	hsv(248, 61%, 79%)
CMYK	cmyk(52.2%, 60.7%, 0%, 21.2%)
CIE-LAB	lab(41.68, 39.35, -61.42)
CIE-LCH	lch(41.68, 72.95, 302.65°)
OKLab	oklab(51.37% 0.045 -0.176)
OKLCH	oklch(51.37% 0.182 284.3)
XYZ	xyz(18.1593, 12.2948, 56.6633)
Luminance	0.1230 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#604FC9 #B8C94F

analogous

#4F7BC9 #604FC9 #9D4FC9

triadic

#604FC9 #C9604F #4FC960

tetradic

#604FC9 #C94F7B #B8C94F #4FC99D

square

#604FC9 #C94F7B #B8C94F #4FC99D

split-complementary

#604FC9 #C99D4F #7BC94F

monochromatic

#312579 #4433A7 #604FC9 #8A7ED7 #B5ADE6

Accessibility & contrast

On white

6.07

#604FC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#604FC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #604FC9

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##604FC9	#FFFFFF	#000000	##FFFFFF
##604FC9	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066CD

Deuteranopia (green-blind)

#005EC6

Tritanopia (blue-blind)

#366C84

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #604fc9;
/* rgb */ color: rgb(96, 79, 201);
/* oklch */ color: oklch(51.4% 0.182 284.3);

Tailwind

colors: {
  custom: {
    50: '#9681da',
    500: '#604fc9',
    950: '#000000',
  },
}

SCSS

$custom: #604fc9;
$custom-light: #9681da;
$custom-dark: #000000;

JSON

{
  "hex": "#604fc9",
  "rgb": {
    "r": 96,
    "g": 79,
    "b": 201
  },
  "hsl": {
    "h": 248.361,
    "s": 53.043,
    "l": 54.902
  },
  "oklch": {
    "l": 0.51367,
    "c": 0.1817,
    "h": 284.3
  },
  "luminance": 0.12296
}

Semantic roles & 50–950 ramp

primary

#604FC9

secondary

#CCD4A0

accent

#DC4BC8

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #604FC9

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

Preview Lab → · Contrast checker → · Palette generator →