#5E57CB#5E57CB

#5E57CB is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.7% C 0.174 H 281.3°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#5E57CB
RGB	rgb(94, 87, 203)
HSL	hsl(244, 53%, 57%)
HSV	hsv(244, 57%, 80%)
CMYK	cmyk(53.7%, 57.1%, 0%, 20.4%)
CIE-LAB	lab(43.52, 34.79, -59.61)
CIE-LCH	lch(43.52, 69.02, 300.27°)
OKLab	oklab(52.72% 0.0342 -0.1707)
OKLCH	oklch(52.72% 0.174 281.3)
XYZ	xyz(18.8005, 13.5067, 58.1047)
Luminance	0.1351 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5E57CB #C4CB57

analogous

#578ACB #5E57CB #9857CB

triadic

#5E57CB #CB5E57 #57CB5E

tetradic

#5E57CB #CB578A #C4CB57 #57CB98

square

#5E57CB #CB578A #C4CB57 #57CB98

split-complementary

#5E57CB #CB9857 #8ACB57

monochromatic

#2D2880 #3D36AF #5E57CB #8B86D9 #B8B4E8

Accessibility & contrast

On white

5.67

#5E57CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#5E57CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5E57CB

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5E57CB	#FFFFFF	#000000	##FFFFFF
##5E57CB	1.00	5.67	3.70	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BCF

Deuteranopia (green-blind)

#0063C9

Tritanopia (blue-blind)

#2D7288

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #5e57cb;
/* rgb */ color: rgb(94, 87, 203);
/* oklch */ color: oklch(52.7% 0.174 281.3);

Tailwind

colors: {
  custom: {
    50: '#9486dc',
    500: '#5e57cb',
    950: '#000000',
  },
}

SCSS

$custom: #5e57cb;
$custom-light: #9486dc;
$custom-dark: #000000;

JSON

{
  "hex": "#5e57cb",
  "rgb": {
    "r": 94,
    "g": 87,
    "b": 203
  },
  "hsl": {
    "h": 243.621,
    "s": 52.727,
    "l": 56.863
  },
  "oklch": {
    "l": 0.52724,
    "c": 0.17412,
    "h": 281.3
  },
  "luminance": 0.13508
}

Semantic roles & 50–950 ramp

primary

#5E57CB

secondary

#D4D7A7

accent

#DC4CD3

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5E57CB

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

Preview Lab → · Contrast checker → · Palette generator →