#3C4DAB#3C4DAB

#3C4DAB is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.1% C 0.151 H 271.5°. Best body text is #FFFFFF at 7.39:1 contrast (WCAG AA passes).

Color values

HEX	#3C4DAB
RGB	rgb(60, 77, 171)
HSL	hsl(231, 48%, 45%)
HSV	hsv(231, 65%, 67%)
CMYK	cmyk(64.9%, 55%, 0%, 32.9%)
CIE-LAB	lab(36.38, 24.11, -52.54)
CIE-LCH	lch(36.38, 57.80, 294.65°)
OKLab	oklab(46.08% 0.0039 -0.1509)
OKLCH	oklch(46.08% 0.151 271.5)
XYZ	xyz(11.8656, 9.2076, 39.6721)
Luminance	0.0921 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C4DAB #AB9A3C

analogous

#3C84AB #3C4DAB #633CAB

triadic

#3C4DAB #AB3C4D #4DAB3C

tetradic

#3C4DAB #AB3C84 #AB9A3C #3CAB63

square

#3C4DAB #AB3C84 #AB9A3C #3CAB63

split-complementary

#3C4DAB #AB633C #84AB3C

monochromatic

#1C2450 #2C397E #3C4DAB #5E6EC6 #8B97D6

Accessibility & contrast

On white

7.39

#3C4DAB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#3C4DAB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C4DAB

7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C4DAB	#FFFFFF	#000000	##FFFFFF
##3C4DAB	1.00	7.39	2.84	7.39
#FFFFFF	7.39	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#055BAE

Deuteranopia (green-blind)

#0051A9

Tritanopia (blue-blind)

#006374

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #3c4dab;
/* rgb */ color: rgb(60, 77, 171);
/* oklch */ color: oklch(46.1% 0.151 271.5);

Tailwind

colors: {
  custom: {
    50: '#7e7ec5',
    500: '#3c4dab',
    950: '#000000',
  },
}

SCSS

$custom: #3c4dab;
$custom-light: #7e7ec5;
$custom-dark: #000000;

JSON

{
  "hex": "#3c4dab",
  "rgb": {
    "r": 60,
    "g": 77,
    "b": 171
  },
  "hsl": {
    "h": 230.811,
    "s": 48.052,
    "l": 45.294
  },
  "oklch": {
    "l": 0.46079,
    "c": 0.15097,
    "h": 271.5
  },
  "luminance": 0.09209
}

Semantic roles & 50–950 ramp

primary

#3C4DAB

secondary

#C1B782

accent

#C350D8

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3C4DAB

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

Preview Lab → · Contrast checker → · Palette generator →