#5F57FF#5F57FF

#5F57FF is a mid, highly saturated blue. Relative luminance 0.165; OKLCH L 57.0% C 0.240 H 277.7°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#5F57FF
RGB	rgb(95, 87, 255)
HSL	hsl(243, 100%, 67%)
HSV	hsv(243, 66%, 100%)
CMYK	cmyk(62.7%, 65.9%, 0%, 0%)
CIE-LAB	lab(47.58, 51.23, -82.41)
CIE-LCH	lch(47.58, 97.04, 301.87°)
OKLab	oklab(56.96% 0.0321 -0.2377)
OKLCH	oklch(56.96% 0.24 277.7)
XYZ	xyz(26.1717, 16.4672, 96.3876)
Luminance	0.1647 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F57FF #F7FF57

analogous

#57A3FF #5F57FF #B357FF

triadic

#5F57FF #FF5F57 #57FF5F

tetradic

#5F57FF #FF57A3 #F7FF57 #57FFB3

square

#5F57FF #FF57A3 #F7FF57 #57FFB3

split-complementary

#5F57FF #FFB357 #A3FF57

monochromatic

#0A00DC #251AFF #5F57FF #9994FF #D4D1FF

Accessibility & contrast

On white

4.89

#5F57FF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#5F57FF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5F57FF

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F57FF	#FFFFFF	#000000	##FFFFFF
##5F57FF	1.00	4.89	4.29	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0078FF

Deuteranopia (green-blind)

#006AFC

Tritanopia (blue-blind)

#0083A4

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #5f57ff;
/* rgb */ color: rgb(95, 87, 255);
/* oklch */ color: oklch(57.0% 0.240 277.7);

Tailwind

colors: {
  custom: {
    50: '#9d87ff',
    500: '#5f57ff',
    950: '#000000',
  },
}

SCSS

$custom: #5f57ff;
$custom-light: #9d87ff;
$custom-dark: #000000;

JSON

{
  "hex": "#5f57ff",
  "rgb": {
    "r": 95,
    "g": 87,
    "b": 255
  },
  "hsl": {
    "h": 242.857,
    "s": 100,
    "l": 67.059
  },
  "oklch": {
    "l": 0.5696,
    "c": 0.23983,
    "h": 277.7
  },
  "luminance": 0.16469
}

Semantic roles & 50–950 ramp

primary

#5F57FF

secondary

#F1F4BE

accent

#E600DB

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#100B18

muted

#7F7C86

Preview Lab

Preview with #5F57FF

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

Preview Lab → · Contrast checker → · Palette generator →