#5759EB#5759EB

#5759EB is a mid, highly saturated blue. Relative luminance 0.152; OKLCH L 55.1% C 0.215 H 276.1°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#5759EB
RGB	rgb(87, 89, 235)
HSL	hsl(239, 79%, 63%)
HSV	hsv(239, 63%, 92%)
CMYK	cmyk(63%, 62.1%, 0%, 7.8%)
CIE-LAB	lab(45.86, 42.62, -74.05)
CIE-LCH	lch(45.86, 85.45, 299.92°)
OKLab	oklab(55.07% 0.023 -0.2134)
OKLCH	oklch(55.07% 0.215 276.1)
XYZ	xyz(22.4934, 15.1673, 80.3234)
Luminance	0.1517 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5759EB #EBE957

analogous

#57A3EB #5759EB #9F57EB

triadic

#5759EB #EB5759 #59EB57

tetradic

#5759EB #EB57A3 #EBE957 #57EB9F

square

#5759EB #EB57A3 #EBE957 #57EB9F

split-complementary

#5759EB #EB9F57 #A3EB57

monochromatic

#1517B2 #2023E4 #5759EB #8E8FF2 #C4C5F8

Accessibility & contrast

On white

5.21

#5759EB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#5759EB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5759EB

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5759EB	#FFFFFF	#000000	##FFFFFF
##5759EB	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073F0

Deuteranopia (green-blind)

#0066E8

Tritanopia (blue-blind)

#007E9A

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #5759eb;
/* rgb */ color: rgb(87, 89, 235);
/* oklch */ color: oklch(55.1% 0.215 276.1);

Tailwind

colors: {
  custom: {
    50: '#9688f2',
    500: '#5759eb',
    950: '#000000',
  },
}

SCSS

$custom: #5759eb;
$custom-light: #9688f2;
$custom-dark: #000000;

JSON

{
  "hex": "#5759eb",
  "rgb": {
    "r": 87,
    "g": 89,
    "b": 235
  },
  "hsl": {
    "h": 239.189,
    "s": 78.723,
    "l": 63.137
  },
  "oklch": {
    "l": 0.55071,
    "c": 0.2146,
    "h": 276.1
  },
  "luminance": 0.15169
}

Semantic roles & 50–950 ramp

primary

#5759EB

secondary

#E9E9B4

accent

#D80ADB

background

#FAF8FF

surface

#F3F0FE

border

#CDCBD6

text

#0F0B17

muted

#7F7C85

Preview Lab

Preview with #5759EB

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

Preview Lab → · Contrast checker → · Palette generator →