#3C57AF#3C57AF

#3C57AF is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.4% C 0.144 H 267.9°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#3C57AF
RGB	rgb(60, 87, 175)
HSL	hsl(226, 49%, 46%)
HSV	hsv(226, 66%, 69%)
CMYK	cmyk(65.7%, 50.3%, 0%, 31.4%)
CIE-LAB	lab(39.36, 19.03, -50.09)
CIE-LCH	lch(39.36, 53.59, 290.80°)
OKLab	oklab(48.42% -0.0053 -0.1436)
OKLCH	oklch(48.42% 0.144 267.9)
XYZ	xyz(13.0069, 10.8710, 41.9620)
Luminance	0.1087 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C57AF #AF943C

analogous

#3C90AF #3C57AF #5A3CAF

triadic

#3C57AF #AF3C57 #57AF3C

tetradic

#3C57AF #AF3C90 #AF943C #3CAF5A

square

#3C57AF #AF3C90 #AF943C #3CAF5A

split-complementary

#3C57AF #AF5A3C #90AF3C

monochromatic

#1D2A54 #2C4081 #3C57AF #6078C8 #8D9FD8

Accessibility & contrast

On white

6.62

#3C57AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#3C57AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C57AF

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C57AF	#FFFFFF	#000000	##FFFFFF
##3C57AF	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2662B2

Deuteranopia (green-blind)

#0358AD

Tritanopia (blue-blind)

#006B7B

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3c57af;
/* rgb */ color: rgb(60, 87, 175);
/* oklch */ color: oklch(48.4% 0.144 267.9);

Tailwind

colors: {
  custom: {
    50: '#7e86c7',
    500: '#3c57af',
    950: '#000000',
  },
}

SCSS

$custom: #3c57af;
$custom-light: #7e86c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3c57af",
  "rgb": {
    "r": 60,
    "g": 87,
    "b": 175
  },
  "hsl": {
    "h": 225.913,
    "s": 48.936,
    "l": 46.078
  },
  "oklch": {
    "l": 0.48419,
    "c": 0.14369,
    "h": 267.9
  },
  "luminance": 0.10872
}

Semantic roles & 50–950 ramp

primary

#3C57AF

secondary

#C3B484

accent

#B84FD8

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #3C57AF

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

Preview Lab → · Contrast checker → · Palette generator →