#604FBC#604FBC

#604FBC is a mid, vivid blue. Relative luminance 0.117; OKLCH L 50.4% C 0.165 H 286.0°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#604FBC
RGB	rgb(96, 79, 188)
HSL	hsl(249, 45%, 52%)
HSV	hsv(249, 58%, 74%)
CMYK	cmyk(48.9%, 58%, 0%, 26.3%)
CIE-LAB	lab(40.75, 35.40, -55.37)
CIE-LCH	lch(40.75, 65.72, 302.60°)
OKLab	oklab(50.39% 0.0454 -0.1582)
OKLCH	oklch(50.39% 0.165 286)
XYZ	xyz(16.6943, 11.7088, 48.9476)
Luminance	0.1171 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.48

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#604FBC #ABBC4F

analogous

#4F74BC #604FBC #974FBC

triadic

#604FBC #BC604F #4FBC60

tetradic

#604FBC #BC4F74 #ABBC4F #4FBC97

square

#604FBC #BC4F74 #ABBC4F #4FBC97

split-complementary

#604FBC #BC974F #74BC4F

monochromatic

#322869 #473995 #604FBC #887BCD #B0A8DE

Accessibility & contrast

On white

6.28

#604FBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#604FBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #604FBC

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##604FBC	#FFFFFF	#000000	##FFFFFF
##604FBC	1.00	6.28	3.34	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C0

Deuteranopia (green-blind)

#005DBA

Tritanopia (blue-blind)

#40687E

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #604fbc;
/* rgb */ color: rgb(96, 79, 188);
/* oklch */ color: oklch(50.4% 0.165 286.0);

Tailwind

colors: {
  custom: {
    50: '#9481d1',
    500: '#604fbc',
    950: '#000000',
  },
}

SCSS

$custom: #604fbc;
$custom-light: #9481d1;
$custom-dark: #000000;

JSON

{
  "hex": "#604fbc",
  "rgb": {
    "r": 96,
    "g": 79,
    "b": 188
  },
  "hsl": {
    "h": 249.358,
    "s": 44.856,
    "l": 52.353
  },
  "oklch": {
    "l": 0.50388,
    "c": 0.16462,
    "h": 286
  },
  "luminance": 0.1171
}

Semantic roles & 50–950 ramp

primary

#604FBC

secondary

#C4CB9C

accent

#D553C0

background

#F9F7FC

surface

#F2EEF9

border

#CCC9D2

text

#0E0A14

muted

#7E7C82

Preview Lab

Preview with #604FBC

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

Preview Lab → · Contrast checker → · Palette generator →