#02143B#02143B

#02143B is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.6% C 0.080 H 261.2°. Best body text is #FFFFFF at 18.01:1 contrast (WCAG AA passes).

Color values

HEX	#02143B
RGB	rgb(2, 20, 59)
HSL	hsl(221, 93%, 12%)
HSV	hsv(221, 97%, 23%)
CMYK	cmyk(96.6%, 66.1%, 0%, 76.9%)
CIE-LAB	lab(7.49, 10.63, -27.30)
CIE-LCH	lch(7.49, 29.29, 291.27°)
OKLab	oklab(20.61% -0.0122 -0.079)
OKLCH	oklch(20.61% 0.08 261.2)
XYZ	xyz(1.0643, 0.8288, 4.2407)
Luminance	0.0083 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#02143B #3B2902

analogous

#02313B #02143B #0D023B

triadic

#02143B #3B0214 #143B02

tetradic

#02143B #3B0231 #3B2902 #023B0D

square

#02143B #3B0231 #3B2902 #023B0D

split-complementary

#02143B #3B0D02 #313B02

monochromatic

#010A1E #010A1E #02143B #042876 #063CB1

Accessibility & contrast

On white

18.01

#02143B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#02143B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #02143B

18.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##02143B	#FFFFFF	#000000	##FFFFFF
##02143B	1.00	18.01	1.17	18.01
#FFFFFF	18.01	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	18.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00193C

Deuteranopia (green-blind)

#00143A

Tritanopia (blue-blind)

#001E25

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #02143b;
/* rgb */ color: rgb(2, 20, 59);
/* oklch */ color: oklch(20.6% 0.080 261.2);

Tailwind

colors: {
  custom: {
    50: '#4e5071',
    500: '#02143b',
    950: '#000000',
  },
}

SCSS

$custom: #02143b;
$custom-light: #4e5071;
$custom-dark: #000000;

JSON

{
  "hex": "#02143b",
  "rgb": {
    "r": 2,
    "g": 20,
    "b": 59
  },
  "hsl": {
    "h": 221.053,
    "s": 93.443,
    "l": 11.961
  },
  "oklch": {
    "l": 0.20611,
    "c": 0.07995,
    "h": 261.2
  },
  "luminance": 0.00829
}

Semantic roles & 50–950 ramp

primary

#02143B

secondary

#7E5F1A

accent

#BB29FF

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020208

muted

#78787B

Preview Lab

Preview with #02143B

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

Preview Lab → · Contrast checker → · Palette generator →