#3142B2#3142B2

#3142B2 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.9% C 0.177 H 270.5°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#3142B2
RGB	rgb(49, 66, 178)
HSL	hsl(232, 57%, 45%)
HSV	hsv(232, 72%, 70%)
CMYK	cmyk(72.5%, 62.9%, 0%, 30.2%)
CIE-LAB	lab(33.48, 32.19, -61.44)
CIE-LCH	lch(33.48, 69.36, 297.65°)
OKLab	oklab(43.93% 0.0016 -0.1774)
OKLCH	oklch(43.93% 0.177 270.5)
XYZ	xyz(11.2480, 7.7626, 43.0164)
Luminance	0.0776 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3142B2 #B2A131

analogous

#3183B2 #3142B2 #6131B2

triadic

#3142B2 #B23142 #42B231

tetradic

#3142B2 #B23183 #B2A131 #31B261

square

#3142B2 #B23183 #B2A131 #31B261

split-complementary

#3142B2 #B26131 #83B231

monochromatic

#171E52 #243082 #3142B2 #5162CF #818DDC

Accessibility & contrast

On white

8.23

#3142B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#3142B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3142B2

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3142B2	#FFFFFF	#000000	##FFFFFF
##3142B2	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)

#0055B6

Deuteranopia (green-blind)

#0049B0

Tritanopia (blue-blind)

#005F74

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3142b2;
/* rgb */ color: rgb(49, 66, 178);
/* oklch */ color: oklch(43.9% 0.177 270.5);

Tailwind

colors: {
  custom: {
    50: '#7b76ca',
    500: '#3142b2',
    950: '#000000',
  },
}

SCSS

$custom: #3142b2;
$custom-light: #7b76ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3142b2",
  "rgb": {
    "r": 49,
    "g": 66,
    "b": 178
  },
  "hsl": {
    "h": 232.093,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.4393,
    "c": 0.17746,
    "h": 270.5
  },
  "luminance": 0.07764
}

Semantic roles & 50–950 ramp

primary

#3142B2

secondary

#C5BB79

accent

#CC48E0

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3142B2

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

Preview Lab → · Contrast checker → · Palette generator →