#3C57AE#3C57AE

#3C57AE is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.3% C 0.142 H 267.8°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#3C57AE
RGB	rgb(60, 87, 174)
HSL	hsl(226, 49%, 46%)
HSV	hsv(226, 66%, 68%)
CMYK	cmyk(65.5%, 50%, 0%, 31.8%)
CIE-LAB	lab(39.30, 18.67, -49.61)
CIE-LCH	lch(39.30, 53.00, 290.62°)
OKLab	oklab(48.35% -0.0054 -0.1422)
OKLCH	oklch(48.35% 0.142 267.8)
XYZ	xyz(12.9090, 10.8319, 41.4467)
Luminance	0.1083 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C57AE #AE933C

analogous

#3C90AE #3C57AE #5A3CAE

triadic

#3C57AE #AE3C57 #57AE3C

tetradic

#3C57AE #AE3C90 #AE933C #3CAE5A

square

#3C57AE #AE3C90 #AE933C #3CAE5A

split-complementary

#3C57AE #AE5A3C #90AE3C

monochromatic

#1D2953 #2C4080 #3C57AE #5F78C8 #8D9FD8

Accessibility & contrast

On white

6.63

#3C57AE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#3C57AE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C57AE

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C57AE	#FFFFFF	#000000	##FFFFFF
##3C57AE	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2762B1

Deuteranopia (green-blind)

#0758AC

Tritanopia (blue-blind)

#006B7A

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3c57ae;
/* rgb */ color: rgb(60, 87, 174);
/* oklch */ color: oklch(48.3% 0.142 267.8);

Tailwind

colors: {
  custom: {
    50: '#7e86c7',
    500: '#3c57ae',
    950: '#000000',
  },
}

SCSS

$custom: #3c57ae;
$custom-light: #7e86c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3c57ae",
  "rgb": {
    "r": 60,
    "g": 87,
    "b": 174
  },
  "hsl": {
    "h": 225.789,
    "s": 48.718,
    "l": 45.882
  },
  "oklch": {
    "l": 0.48347,
    "c": 0.14227,
    "h": 267.8
  },
  "luminance": 0.10833
}

Semantic roles & 50–950 ramp

primary

#3C57AE

secondary

#C2B383

accent

#B850D8

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #3C57AE

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

Preview Lab → · Contrast checker → · Palette generator →