#3442B0#3442B0

#3442B0 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.9% C 0.174 H 271.6°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#3442B0
RGB	rgb(52, 66, 176)
HSL	hsl(233, 54%, 45%)
HSV	hsv(233, 70%, 69%)
CMYK	cmyk(70.5%, 62.5%, 0%, 31%)
CIE-LAB	lab(33.48, 31.85, -60.25)
CIE-LCH	lch(33.48, 68.15, 297.86°)
OKLab	oklab(43.92% 0.0048 -0.1739)
OKLCH	oklch(43.92% 0.174 271.6)
XYZ	xyz(11.1982, 7.7600, 41.9736)
Luminance	0.0776 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3442B0 #B0A234

analogous

#3480B0 #3442B0 #6434B0

triadic

#3442B0 #B03442 #42B034

tetradic

#3442B0 #B03480 #B0A234 #34B064

square

#3442B0 #B03480 #B0A234 #34B064

split-complementary

#3442B0 #B06434 #80B034

monochromatic

#181F52 #263081 #3442B0 #5562CD #848EDB

Accessibility & contrast

On white

8.23

#3442B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#3442B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3442B0

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3442B0	#FFFFFF	#000000	##FFFFFF
##3442B0	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B4

Deuteranopia (green-blind)

#0049AE

Tritanopia (blue-blind)

#005E72

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3442b0;
/* rgb */ color: rgb(52, 66, 176);
/* oklch */ color: oklch(43.9% 0.174 271.6);

Tailwind

colors: {
  custom: {
    50: '#7c76c9',
    500: '#3442b0',
    950: '#000000',
  },
}

SCSS

$custom: #3442b0;
$custom-light: #7c76c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3442b0",
  "rgb": {
    "r": 52,
    "g": 66,
    "b": 176
  },
  "hsl": {
    "h": 233.226,
    "s": 54.386,
    "l": 44.706
  },
  "oklch": {
    "l": 0.43917,
    "c": 0.17398,
    "h": 271.6
  },
  "luminance": 0.07761
}

Semantic roles & 50–950 ramp

primary

#3442B0

secondary

#C4BC7C

accent

#CD4ADE

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3442B0

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

Preview Lab → · Contrast checker → · Palette generator →