#3C4DB3#3C4DB3

#3C4DB3 is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.7% C 0.162 H 271.5°. Best body text is #FFFFFF at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#3C4DB3
RGB	rgb(60, 77, 179)
HSL	hsl(231, 50%, 47%)
HSV	hsv(231, 66%, 70%)
CMYK	cmyk(66.5%, 57%, 0%, 29.8%)
CIE-LAB	lab(36.97, 26.97, -56.32)
CIE-LCH	lch(36.97, 62.45, 295.59°)
OKLab	oklab(46.71% 0.0043 -0.1621)
OKLCH	oklch(46.71% 0.162 271.5)
XYZ	xyz(12.6513, 9.5219, 43.8103)
Luminance	0.0952 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C4DB3 #B3A23C

analogous

#3C88B3 #3C4DB3 #673CB3

triadic

#3C4DB3 #B33C4D #4DB33C

tetradic

#3C4DB3 #B33C88 #B3A23C #3CB367

square

#3C4DB3 #B33C88 #B3A23C #3CB367

split-complementary

#3C4DB3 #B3673C #88B33C

monochromatic

#1D2657 #2D3985 #3C4DB3 #6271CA #909ADA

Accessibility & contrast

On white

7.23

#3C4DB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#3C4DB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C4DB3

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C4DB3	#FFFFFF	#000000	##FFFFFF
##3C4DB3	1.00	7.23	2.90	7.23
#FFFFFF	7.23	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DB6

Deuteranopia (green-blind)

#0052B1

Tritanopia (blue-blind)

#006678

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #3c4db3;
/* rgb */ color: rgb(60, 77, 179);
/* oklch */ color: oklch(46.7% 0.162 271.5);

Tailwind

colors: {
  custom: {
    50: '#7f7eca',
    500: '#3c4db3',
    950: '#000000',
  },
}

SCSS

$custom: #3c4db3;
$custom-light: #7f7eca;
$custom-dark: #000000;

JSON

{
  "hex": "#3c4db3",
  "rgb": {
    "r": 60,
    "g": 77,
    "b": 179
  },
  "hsl": {
    "h": 231.429,
    "s": 49.791,
    "l": 46.863
  },
  "oklch": {
    "l": 0.46706,
    "c": 0.16212,
    "h": 271.5
  },
  "luminance": 0.09523
}

Semantic roles & 50–950 ramp

primary

#3C4DB3

secondary

#C5BC86

accent

#C54ED9

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3C4DB3

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

Preview Lab → · Contrast checker → · Palette generator →