#604DCB#604DCB

#604DCB is a mid, vivid blue. Relative luminance 0.121; OKLCH L 51.2% C 0.187 H 284.5°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#604DCB
RGB	rgb(96, 77, 203)
HSL	hsl(249, 55%, 55%)
HSV	hsv(249, 62%, 80%)
CMYK	cmyk(52.7%, 62.1%, 0%, 20.4%)
CIE-LAB	lab(41.38, 41.13, -63.06)
CIE-LCH	lch(41.38, 75.29, 303.12°)
OKLab	oklab(51.2% 0.0469 -0.1809)
OKLCH	oklch(51.2% 0.187 284.5)
XYZ	xyz(18.2540, 12.1054, 57.8630)
Luminance	0.1211 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#604DCB #B8CB4D

analogous

#4D79CB #604DCB #9F4DCB

triadic

#604DCB #CB604D #4DCB60

tetradic

#604DCB #CB4D79 #B8CB4D #4DCB9F

square

#604DCB #CB4D79 #B8CB4D #4DCB9F

split-complementary

#604DCB #CB9F4D #79CB4D

monochromatic

#31247A #4431A9 #604DCB #8A7CD9 #B5ACE7

Accessibility & contrast

On white

6.14

#604DCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#604DCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #604DCB

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##604DCB	#FFFFFF	#000000	##FFFFFF
##604DCB	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065CF

Deuteranopia (green-blind)

#005EC8

Tritanopia (blue-blind)

#346B85

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #604dcb;
/* rgb */ color: rgb(96, 77, 203);
/* oklch */ color: oklch(51.2% 0.187 284.5);

Tailwind

colors: {
  custom: {
    50: '#9680dc',
    500: '#604dcb',
    950: '#000000',
  },
}

SCSS

$custom: #604dcb;
$custom-light: #9680dc;
$custom-dark: #000000;

JSON

{
  "hex": "#604dcb",
  "rgb": {
    "r": 96,
    "g": 77,
    "b": 203
  },
  "hsl": {
    "h": 249.048,
    "s": 54.783,
    "l": 54.902
  },
  "oklch": {
    "l": 0.51196,
    "c": 0.18685,
    "h": 284.5
  },
  "luminance": 0.12106
}

Semantic roles & 50–950 ramp

primary

#604DCB

secondary

#CCD49F

accent

#DE4AC8

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #604DCB

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

Preview Lab → · Contrast checker → · Palette generator →