#3142B1#3142B1

#3142B1 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.8% C 0.176 H 270.5°. Best body text is #FFFFFF at 8.25:1 contrast (WCAG AA passes).

Color values

HEX	#3142B1
RGB	rgb(49, 66, 177)
HSL	hsl(232, 57%, 44%)
HSV	hsv(232, 72%, 69%)
CMYK	cmyk(72.3%, 62.7%, 0%, 30.6%)
CIE-LAB	lab(33.40, 31.83, -60.98)
CIE-LCH	lch(33.40, 68.79, 297.56°)
OKLab	oklab(43.84% 0.0016 -0.1761)
OKLCH	oklch(43.84% 0.176 270.5)
XYZ	xyz(11.1479, 7.7226, 42.4895)
Luminance	0.0772 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3142B1 #B1A031

analogous

#3182B1 #3142B1 #6031B1

triadic

#3142B1 #B13142 #42B131

tetradic

#3142B1 #B13182 #B1A031 #31B160

square

#3142B1 #B13182 #B1A031 #31B160

split-complementary

#3142B1 #B16031 #82B131

monochromatic

#161E51 #243081 #3142B1 #5161CF #808DDC

Accessibility & contrast

On white

8.25

#3142B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#3142B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3142B1

8.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3142B1	#FFFFFF	#000000	##FFFFFF
##3142B1	1.00	8.25	2.54	8.25
#FFFFFF	8.25	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B5

Deuteranopia (green-blind)

#0049AF

Tritanopia (blue-blind)

#005F73

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3142b1;
/* rgb */ color: rgb(49, 66, 177);
/* oklch */ color: oklch(43.8% 0.176 270.5);

Tailwind

colors: {
  custom: {
    50: '#7b76c9',
    500: '#3142b1',
    950: '#000000',
  },
}

SCSS

$custom: #3142b1;
$custom-light: #7b76c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3142b1",
  "rgb": {
    "r": 49,
    "g": 66,
    "b": 177
  },
  "hsl": {
    "h": 232.031,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.43841,
    "c": 0.17613,
    "h": 270.5
  },
  "luminance": 0.07724
}

Semantic roles & 50–950 ramp

primary

#3142B1

secondary

#C5BB79

accent

#CC48E0

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3142B1

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

Preview Lab → · Contrast checker → · Palette generator →