#3C57D0#3C57D0

#3C57D0 is a mid, vivid blue. Relative luminance 0.123; OKLCH L 51.0% C 0.189 H 269.0°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#3C57D0
RGB	rgb(60, 87, 208)
HSL	hsl(229, 61%, 53%)
HSV	hsv(229, 71%, 82%)
CMYK	cmyk(71.2%, 58.2%, 0%, 18.4%)
CIE-LAB	lab(41.73, 30.93, -65.48)
CIE-LCH	lch(41.73, 72.41, 295.28°)
OKLab	oklab(50.96% -0.0032 -0.1888)
OKLCH	oklch(50.96% 0.189 269)
XYZ	xyz(16.6529, 12.3294, 61.1645)
Luminance	0.1233 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C57D0 #D0B53C

analogous

#3CA1D0 #3C57D0 #6B3CD0

triadic

#3C57D0 #D03C57 #57D03C

tetradic

#3C57D0 #D03CA1 #D0B53C #3CD06B

square

#3C57D0 #D03CA1 #D0B53C #3CD06B

split-complementary

#3C57D0 #D06B3C #A1D03C

monochromatic

#1C2D75 #283FA7 #3C57D0 #6D81DC #9FACE8

Accessibility & contrast

On white

6.06

#3C57D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#3C57D0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C57D0

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C57D0	#FFFFFF	#000000	##FFFFFF
##3C57D0	1.00	6.06	3.47	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD4

Deuteranopia (green-blind)

#005CCE

Tritanopia (blue-blind)

#00758B

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #3c57d0;
/* rgb */ color: rgb(60, 87, 208);
/* oklch */ color: oklch(51.0% 0.189 269.0);

Tailwind

colors: {
  custom: {
    50: '#8586df',
    500: '#3c57d0',
    950: '#000000',
  },
}

SCSS

$custom: #3c57d0;
$custom-light: #8586df;
$custom-dark: #000000;

JSON

{
  "hex": "#3c57d0",
  "rgb": {
    "r": 60,
    "g": 87,
    "b": 208
  },
  "hsl": {
    "h": 229.054,
    "s": 61.157,
    "l": 52.549
  },
  "oklch": {
    "l": 0.50955,
    "c": 0.18888,
    "h": 269
  },
  "luminance": 0.12331
}

Semantic roles & 50–950 ramp

primary

#3C57D0

secondary

#D4C894

accent

#C744E4

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3C57D0

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

Preview Lab → · Contrast checker → · Palette generator →