#5759BD#5759BD

#5759BD is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.5% C 0.154 H 278.7°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#5759BD
RGB	rgb(87, 89, 189)
HSL	hsl(239, 44%, 54%)
HSV	hsv(239, 54%, 74%)
CMYK	cmyk(54%, 52.9%, 0%, 25.9%)
CIE-LAB	lab(42.53, 27.69, -53.12)
CIE-LCH	lch(42.53, 59.90, 297.53°)
OKLab	oklab(51.55% 0.0232 -0.1518)
OKLCH	oklch(51.55% 0.154 278.7)
XYZ	xyz(16.6853, 12.8441, 49.7342)
Luminance	0.1285 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5759BD #BDBB57

analogous

#578CBD #5759BD #8857BD

triadic

#5759BD #BD5759 #59BD57

tetradic

#5759BD #BD578C #BDBB57 #57BD88

square

#5759BD #BD578C #BDBB57 #57BD88

split-complementary

#5759BD #BD8857 #8CBD57

monochromatic

#2B2D6E #3D3E9A #5759BD #8384CE #AFB0E0

Accessibility & contrast

On white

5.88

#5759BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#5759BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5759BD

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5759BD	#FFFFFF	#000000	##FFFFFF
##5759BD	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2169C0

Deuteranopia (green-blind)

#1060BB

Tritanopia (blue-blind)

#287082

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #5759bd;
/* rgb */ color: rgb(87, 89, 189);
/* oklch */ color: oklch(51.5% 0.154 278.7);

Tailwind

colors: {
  custom: {
    50: '#8e88d1',
    500: '#5759bd',
    950: '#000000',
  },
}

SCSS

$custom: #5759bd;
$custom-light: #8e88d1;
$custom-dark: #000000;

JSON

{
  "hex": "#5759bd",
  "rgb": {
    "r": 87,
    "g": 89,
    "b": 189
  },
  "hsl": {
    "h": 238.824,
    "s": 43.59,
    "l": 54.118
  },
  "oklch": {
    "l": 0.5155,
    "c": 0.15357,
    "h": 278.7
  },
  "luminance": 0.12845
}

Semantic roles & 50–950 ramp

primary

#5759BD

secondary

#CECDA2

accent

#D154D3

background

#F9F8FC

surface

#F1EFF9

border

#CBCAD2

text

#0D0B14

muted

#7E7C82

Preview Lab

Preview with #5759BD

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

Preview Lab → · Contrast checker → · Palette generator →