#2142B4#2142B4

#2142B4 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.4% C 0.184 H 266.1°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#2142B4
RGB	rgb(33, 66, 180)
HSL	hsl(227, 69%, 42%)
HSV	hsv(227, 82%, 71%)
CMYK	cmyk(81.7%, 63.3%, 0%, 29.4%)
CIE-LAB	lab(32.95, 31.27, -63.53)
CIE-LCH	lch(32.95, 70.81, 296.21°)
OKLab	oklab(43.39% -0.0127 -0.1839)
OKLCH	oklch(43.39% 0.184 266.1)
XYZ	xyz(10.8107, 7.5138, 44.0517)
Luminance	0.0751 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2142B4 #B49321

analogous

#218BB4 #2142B4 #4A21B4

triadic

#2142B4 #B42142 #42B421

tetradic

#2142B4 #B4218B #B49321 #21B44A

square

#2142B4 #B4218B #B49321 #21B44A

split-complementary

#2142B4 #B44A21 #8BB421

monochromatic

#0E1C4D #182F80 #2142B4 #385CDA #6B87E4

Accessibility & contrast

On white

8.39

#2142B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#2142B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2142B4

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2142B4	#FFFFFF	#000000	##FFFFFF
##2142B4	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B8

Deuteranopia (green-blind)

#0047B2

Tritanopia (blue-blind)

#006075

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2142b4;
/* rgb */ color: rgb(33, 66, 180);
/* oklch */ color: oklch(43.4% 0.184 266.1);

Tailwind

colors: {
  custom: {
    50: '#7776cb',
    500: '#2142b4',
    950: '#000000',
  },
}

SCSS

$custom: #2142b4;
$custom-light: #7776cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2142b4",
  "rgb": {
    "r": 33,
    "g": 66,
    "b": 180
  },
  "hsl": {
    "h": 226.531,
    "s": 69.014,
    "l": 41.765
  },
  "oklch": {
    "l": 0.43394,
    "c": 0.18433,
    "h": 266.1
  },
  "luminance": 0.07515
}

Semantic roles & 50–950 ramp

primary

#2142B4

secondary

#CAB467

accent

#C43CEC

background

#F7F7FC

surface

#EEEDF9

border

#C9C8D2

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2142B4

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

Preview Lab → · Contrast checker → · Palette generator →