#3C439D#3C439D

#3C439D is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.0% C 0.144 H 275.2°. Best body text is #FFFFFF at 8.46:1 contrast (WCAG AA passes).

Color values

HEX	#3C439D
RGB	rgb(60, 67, 157)
HSL	hsl(236, 45%, 43%)
HSV	hsv(236, 62%, 62%)
CMYK	cmyk(61.8%, 57.3%, 0%, 38.4%)
CIE-LAB	lab(32.72, 25.69, -50.07)
CIE-LCH	lch(32.72, 56.27, 297.16°)
OKLab	oklab(43.01% 0.0131 -0.1438)
OKLCH	oklch(43.01% 0.144 275.2)
XYZ	xyz(9.9545, 7.4085, 32.7972)
Luminance	0.0741 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C439D #9D963C

analogous

#3C749D #3C439D #653C9D

triadic

#3C439D #9D3C43 #439D3C

tetradic

#3C439D #9D3C74 #9D963C #3C9D65

square

#3C439D #9D3C74 #9D963C #3C9D65

split-complementary

#3C439D #9D653C #749D3C

monochromatic

#1A1D44 #2B3071 #3C439D #575FBF #8489D0

Accessibility & contrast

On white

8.46

#3C439D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#3C439D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C439D

8.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C439D	#FFFFFF	#000000	##FFFFFF
##3C439D	1.00	8.46	2.48	8.46
#FFFFFF	8.46	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051A0

Deuteranopia (green-blind)

#00499B

Tritanopia (blue-blind)

#005869

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3c439d;
/* rgb */ color: rgb(60, 67, 157);
/* oklch */ color: oklch(43.0% 0.144 275.2);

Tailwind

colors: {
  custom: {
    50: '#7c77bb',
    500: '#3c439d',
    950: '#000000',
  },
}

SCSS

$custom: #3c439d;
$custom-light: #7c77bb;
$custom-dark: #000000;

JSON

{
  "hex": "#3c439d",
  "rgb": {
    "r": 60,
    "g": 67,
    "b": 157
  },
  "hsl": {
    "h": 235.67,
    "s": 44.7,
    "l": 42.549
  },
  "oklch": {
    "l": 0.43013,
    "c": 0.14436,
    "h": 275.2
  },
  "luminance": 0.07409
}

Semantic roles & 50–950 ramp

primary

#3C439D

secondary

#BAB57B

accent

#CB53D4

background

#F8F7FB

surface

#EFEDF6

border

#CAC8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3C439D

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

Preview Lab → · Contrast checker → · Palette generator →