#604ECC#604ECC

#604ECC is a mid, vivid blue. Relative luminance 0.123; OKLCH L 51.4% C 0.187 H 284.2°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#604ECC
RGB	rgb(96, 78, 204)
HSL	hsl(249, 55%, 55%)
HSV	hsv(249, 62%, 80%)
CMYK	cmyk(52.9%, 61.8%, 0%, 20%)
CIE-LAB	lab(41.68, 40.85, -63.16)
CIE-LCH	lch(41.68, 75.22, 302.90°)
OKLab	oklab(51.44% 0.0458 -0.1811)
OKLCH	oklch(51.44% 0.187 284.2)
XYZ	xyz(18.4440, 12.2942, 58.5162)
Luminance	0.1230 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.06

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#604ECC #BACC4E

analogous

#4E7BCC #604ECC #9F4ECC

triadic

#604ECC #CC604E #4ECC60

tetradic

#604ECC #CC4E7B #BACC4E #4ECC9F

square

#604ECC #CC4E7B #BACC4E #4ECC9F

split-complementary

#604ECC #CC9F4E #7BCC4E

monochromatic

#30247C #4331AB #604ECC #8B7EDA #B5ADE7

Accessibility & contrast

On white

6.07

#604ECC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#604ECC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #604ECC

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

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

#0066D0

Deuteranopia (green-blind)

#005EC9

Tritanopia (blue-blind)

#336C86

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #604ecc;
/* rgb */ color: rgb(96, 78, 204);
/* oklch */ color: oklch(51.4% 0.187 284.2);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#604ecc",
  "rgb": {
    "r": 96,
    "g": 78,
    "b": 204
  },
  "hsl": {
    "h": 248.571,
    "s": 55.263,
    "l": 55.294
  },
  "oklch": {
    "l": 0.51436,
    "c": 0.18686,
    "h": 284.2
  },
  "luminance": 0.12295
}

Semantic roles & 50–950 ramp

primary

#604ECC

secondary

#CED5A1

accent

#DF49C9

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #604ECC

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

Preview Lab → · Contrast checker → · Palette generator →