#3142A7#3142A7

#3142A7 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 43.0% C 0.163 H 270.6°. Best body text is #FFFFFF at 8.51:1 contrast (WCAG AA passes).

Color values

HEX	#3142A7
RGB	rgb(49, 66, 167)
HSL	hsl(231, 55%, 42%)
HSV	hsv(231, 71%, 65%)
CMYK	cmyk(70.7%, 60.5%, 0%, 34.5%)
CIE-LAB	lab(32.57, 28.18, -56.37)
CIE-LCH	lch(32.57, 63.02, 296.56°)
OKLab	oklab(42.97% 0.0018 -0.1626)
OKLCH	oklch(42.97% 0.163 270.6)
XYZ	xyz(10.1875, 7.3384, 37.4313)
Luminance	0.0734 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3142A7 #A79631

analogous

#317DA7 #3142A7 #5B31A7

triadic

#3142A7 #A73142 #42A731

tetradic

#3142A7 #A7317D #A79631 #31A75B

square

#3142A7 #A7317D #A79631 #31A75B

split-complementary

#3142A7 #A75B31 #7DA731

monochromatic

#151D48 #232F78 #3142A7 #4B5DCA #7A88D8

Accessibility & contrast

On white

8.51

#3142A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#3142A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3142A7

8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3142A7	#FFFFFF	#000000	##FFFFFF
##3142A7	1.00	8.51	2.47	8.51
#FFFFFF	8.51	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052AA

Deuteranopia (green-blind)

#0047A5

Tritanopia (blue-blind)

#005B6E

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3142a7;
/* rgb */ color: rgb(49, 66, 167);
/* oklch */ color: oklch(43.0% 0.163 270.6);

Tailwind

colors: {
  custom: {
    50: '#7976c2',
    500: '#3142a7',
    950: '#000000',
  },
}

SCSS

$custom: #3142a7;
$custom-light: #7976c2;
$custom-dark: #000000;

JSON

{
  "hex": "#3142a7",
  "rgb": {
    "r": 49,
    "g": 66,
    "b": 167
  },
  "hsl": {
    "h": 231.356,
    "s": 54.63,
    "l": 42.353
  },
  "oklch": {
    "l": 0.42965,
    "c": 0.1626,
    "h": 270.6
  },
  "luminance": 0.07339
}

Semantic roles & 50–950 ramp

primary

#3142A7

secondary

#C1B573

accent

#C94ADE

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3142A7

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

Preview Lab → · Contrast checker → · Palette generator →