#5F57D9#5F57D9

#5F57D9 is a mid, vivid blue. Relative luminance 0.143; OKLCH L 53.9% C 0.192 H 280.5°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#5F57D9
RGB	rgb(95, 87, 217)
HSL	hsl(244, 63%, 60%)
HSV	hsv(244, 60%, 85%)
CMYK	cmyk(56.2%, 59.9%, 0%, 14.9%)
CIE-LAB	lab(44.60, 39.36, -65.88)
CIE-LCH	lch(44.60, 76.74, 300.86°)
OKLab	oklab(53.86% 0.0351 -0.1892)
OKLCH	oklch(53.86% 0.192 280.5)
XYZ	xyz(20.6480, 14.2577, 67.2962)
Luminance	0.1426 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F57D9 #D1D957

analogous

#5790D9 #5F57D9 #A057D9

triadic

#5F57D9 #D95F57 #57D95F

tetradic

#5F57D9 #D95790 #D1D957 #57D9A0

square

#5F57D9 #D95790 #D1D957 #57D9A0

split-complementary

#5F57D9 #D9A057 #90D957

monochromatic

#292194 #362DC6 #5F57D9 #8F89E4 #BEBBF0

Accessibility & contrast

On white

5.45

#5F57D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#5F57D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5F57D9

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F57D9	#FFFFFF	#000000	##FFFFFF
##5F57D9	1.00	5.45	3.85	5.45
#FFFFFF	5.45	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EDD

Deuteranopia (green-blind)

#0065D6

Tritanopia (blue-blind)

#1D7690

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #5f57d9;
/* rgb */ color: rgb(95, 87, 217);
/* oklch */ color: oklch(53.9% 0.192 280.5);

Tailwind

colors: {
  custom: {
    50: '#9787e6',
    500: '#5f57d9',
    950: '#000000',
  },
}

SCSS

$custom: #5f57d9;
$custom-light: #9787e6;
$custom-dark: #000000;

JSON

{
  "hex": "#5f57d9",
  "rgb": {
    "r": 95,
    "g": 87,
    "b": 217
  },
  "hsl": {
    "h": 243.692,
    "s": 63.107,
    "l": 59.608
  },
  "oklch": {
    "l": 0.5386,
    "c": 0.19238,
    "h": 280.5
  },
  "luminance": 0.14259
}

Semantic roles & 50–950 ramp

primary

#5F57D9

secondary

#DCDFAD

accent

#E642DC

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0F0B16

muted

#7E7C84

Preview Lab

Preview with #5F57D9

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

Preview Lab → · Contrast checker → · Palette generator →