#5759EC#5759EC

#5759EC is a mid, highly saturated blue. Relative luminance 0.152; OKLCH L 55.2% C 0.216 H 276.1°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#5759EC
RGB	rgb(87, 89, 236)
HSL	hsl(239, 80%, 63%)
HSV	hsv(239, 63%, 93%)
CMYK	cmyk(63.1%, 62.3%, 0%, 7.5%)
CIE-LAB	lab(45.94, 42.95, -74.49)
CIE-LCH	lch(45.94, 85.98, 299.97°)
OKLab	oklab(55.15% 0.0229 -0.2146)
OKLCH	oklch(55.15% 0.216 276.1)
XYZ	xyz(22.6382, 15.2252, 81.0864)
Luminance	0.1523 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5759EC #ECEA57

analogous

#57A3EC #5759EC #A057EC

triadic

#5759EC #EC5759 #59EC57

tetradic

#5759EC #EC57A3 #ECEA57 #57ECA0

square

#5759EC #EC57A3 #ECEA57 #57ECA0

split-complementary

#5759EC #ECA057 #A3EC57

monochromatic

#1417B4 #2023E6 #5759EC #8E8FF2 #C5C6F8

Accessibility & contrast

On white

5.19

#5759EC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#5759EC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5759EC

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5759EC	#FFFFFF	#000000	##FFFFFF
##5759EC	1.00	5.19	4.05	5.19
#FFFFFF	5.19	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073F1

Deuteranopia (green-blind)

#0066E9

Tritanopia (blue-blind)

#007E9A

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #5759ec;
/* rgb */ color: rgb(87, 89, 236);
/* oklch */ color: oklch(55.2% 0.216 276.1);

Tailwind

colors: {
  custom: {
    50: '#9688f3',
    500: '#5759ec',
    950: '#000000',
  },
}

SCSS

$custom: #5759ec;
$custom-light: #9688f3;
$custom-dark: #000000;

JSON

{
  "hex": "#5759ec",
  "rgb": {
    "r": 87,
    "g": 89,
    "b": 236
  },
  "hsl": {
    "h": 239.195,
    "s": 79.679,
    "l": 63.333
  },
  "oklch": {
    "l": 0.55153,
    "c": 0.21587,
    "h": 276.1
  },
  "luminance": 0.15227
}

Semantic roles & 50–950 ramp

primary

#5759EC

secondary

#EAE9B5

accent

#D90ADC

background

#FAF8FF

surface

#F3F0FE

border

#CDCBD6

text

#0F0B17

muted

#7F7C85

Preview Lab

Preview with #5759EC

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

Preview Lab → · Contrast checker → · Palette generator →