#021F52#021F52

#021F52 is a dark, moderate blue. Relative luminance 0.016; OKLCH L 25.6% C 0.100 H 260.2°. Best body text is #FFFFFF at 15.90:1 contrast (WCAG AA passes).

Color values

HEX	#021F52
RGB	rgb(2, 31, 82)
HSL	hsl(218, 95%, 16%)
HSV	hsv(218, 98%, 32%)
CMYK	cmyk(97.6%, 62.2%, 0%, 67.8%)
CIE-LAB	lab(13.24, 12.86, -33.98)
CIE-LCH	lch(13.24, 36.34, 290.72°)
OKLab	oklab(25.65% -0.0169 -0.0983)
OKLCH	oklch(25.65% 0.1 260.2)
XYZ	xyz(2.0375, 1.6018, 8.1828)
Luminance	0.0160 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#021F52 #523502

analogous

#024752 #021F52 #0D0252

triadic

#021F52 #52021F #1F5202

tetradic

#021F52 #520247 #523502 #02520D

square

#021F52 #520247 #523502 #02520D

split-complementary

#021F52 #520D02 #475202

monochromatic

#010B1E #010B1E #021F52 #03368E #054CC9

Accessibility & contrast

On white

15.90

#021F52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#021F52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #021F52

15.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##021F52	#FFFFFF	#000000	##FFFFFF
##021F52	1.00	15.90	1.32	15.90
#FFFFFF	15.90	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002654

Deuteranopia (green-blind)

#001F51

Tritanopia (blue-blind)

#002C35

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #021f52;
/* rgb */ color: rgb(2, 31, 82);
/* oklch */ color: oklch(25.6% 0.100 260.2);

Tailwind

colors: {
  custom: {
    50: '#555a83',
    500: '#021f52',
    950: '#000000',
  },
}

SCSS

$custom: #021f52;
$custom-light: #555a83;
$custom-dark: #000000;

JSON

{
  "hex": "#021f52",
  "rgb": {
    "r": 2,
    "g": 31,
    "b": 82
  },
  "hsl": {
    "h": 218.25,
    "s": 95.238,
    "l": 16.471
  },
  "oklch": {
    "l": 0.25649,
    "c": 0.09978,
    "h": 260.2
  },
  "luminance": 0.01602
}

Semantic roles & 50–950 ramp

primary

#021F52

secondary

#93681D

accent

#B129FF

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#03030B

muted

#78787C

Preview Lab

Preview with #021F52

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

Preview Lab → · Contrast checker → · Palette generator →