#585BCB#585BCB

#585BCB is a mid, vivid blue. Relative luminance 0.139; OKLCH L 53.0% C 0.170 H 277.7°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#585BCB
RGB	rgb(88, 91, 203)
HSL	hsl(238, 53%, 57%)
HSV	hsv(238, 57%, 80%)
CMYK	cmyk(56.7%, 55.2%, 0%, 20.4%)
CIE-LAB	lab(44.04, 31.18, -58.78)
CIE-LCH	lch(44.04, 66.54, 297.94°)
OKLab	oklab(53% 0.0229 -0.1684)
OKLCH	oklch(53% 0.17 277.7)
XYZ	xyz(18.5416, 13.8674, 58.1879)
Luminance	0.1387 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#585BCB #CBC858

analogous

#5894CB #585BCB #8F58CB

triadic

#585BCB #CB585B #5BCB58

tetradic

#585BCB #CB5894 #CBC858 #58CB8F

square

#585BCB #CB5894 #CBC858 #58CB8F

split-complementary

#585BCB #CB8F58 #94CB58

monochromatic

#282A81 #373AAF #585BCB #8789DA #B5B7E8

Accessibility & contrast

On white

5.56

#585BCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#585BCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #585BCB

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##585BCB	#FFFFFF	#000000	##FFFFFF
##585BCB	1.00	5.56	3.77	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#096DCF

Deuteranopia (green-blind)

#0063C9

Tritanopia (blue-blind)

#15758A

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #585bcb;
/* rgb */ color: rgb(88, 91, 203);
/* oklch */ color: oklch(53.0% 0.170 277.7);

Tailwind

colors: {
  custom: {
    50: '#9189dc',
    500: '#585bcb',
    950: '#000000',
  },
}

SCSS

$custom: #585bcb;
$custom-light: #9189dc;
$custom-dark: #000000;

JSON

{
  "hex": "#585bcb",
  "rgb": {
    "r": 88,
    "g": 91,
    "b": 203
  },
  "hsl": {
    "h": 238.435,
    "s": 52.511,
    "l": 57.059
  },
  "oklch": {
    "l": 0.53001,
    "c": 0.16998,
    "h": 277.7
  },
  "luminance": 0.13869
}

Semantic roles & 50–950 ramp

primary

#585BCB

secondary

#D7D6A8

accent

#D84CDC

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #585BCB

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

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