#031338#031338

#031338 is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.1% C 0.076 H 262.1°. Best body text is #FFFFFF at 18.19:1 contrast (WCAG AA passes).

Color values

HEX	#031338
RGB	rgb(3, 19, 56)
HSL	hsl(222, 90%, 12%)
HSV	hsv(222, 95%, 22%)
CMYK	cmyk(94.6%, 66.1%, 0%, 78%)
CIE-LAB	lab(6.96, 10.01, -25.99)
CIE-LCH	lch(6.96, 27.85, 291.06°)
OKLab	oklab(20.11% -0.0104 -0.0753)
OKLCH	oklch(20.11% 0.076 262.1)
XYZ	xyz(0.9840, 0.7705, 3.8375)
Luminance	0.0077 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031338 #382803

analogous

#032E38 #031338 #0E0338

triadic

#031338 #380313 #133803

tetradic

#031338 #38032E #382803 #03380E

square

#031338 #38032E #382803 #03380E

split-complementary

#031338 #380E03 #2E3803

monochromatic

#020A1D #020A1D #031338 #062772 #093AAC

Accessibility & contrast

On white

18.19

#031338 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#031338 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031338

18.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031338	#FFFFFF	#000000	##FFFFFF
##031338	1.00	18.19	1.15	18.19
#FFFFFF	18.19	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001839

Deuteranopia (green-blind)

#001337

Tritanopia (blue-blind)

#001C23

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #031338;
/* rgb */ color: rgb(3, 19, 56);
/* oklch */ color: oklch(20.1% 0.076 262.1);

Tailwind

colors: {
  custom: {
    50: '#4e506f',
    500: '#031338',
    950: '#000000',
  },
}

SCSS

$custom: #031338;
$custom-light: #4e506f;
$custom-dark: #000000;

JSON

{
  "hex": "#031338",
  "rgb": {
    "r": 3,
    "g": 19,
    "b": 56
  },
  "hsl": {
    "h": 221.887,
    "s": 89.831,
    "l": 11.569
  },
  "oklch": {
    "l": 0.20111,
    "c": 0.07607,
    "h": 262.1
  },
  "luminance": 0.00771
}

Semantic roles & 50–950 ramp

primary

#031338

secondary

#7B5E1C

accent

#BE29FF

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020207

muted

#78787A

Preview Lab

Preview with #031338

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

Preview Lab → · Contrast checker → · Palette generator →