#031433#031433

#031433 is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 19.9% C 0.066 H 259.7°. Best body text is #FFFFFF at 18.23:1 contrast (WCAG AA passes).

Color values

HEX	#031433
RGB	rgb(3, 20, 51)
HSL	hsl(219, 89%, 11%)
HSV	hsv(219, 94%, 20%)
CMYK	cmyk(94.1%, 60.8%, 0%, 80%)
CIE-LAB	lab(6.85, 6.69, -22.52)
CIE-LCH	lch(6.85, 23.49, 286.54°)
OKLab	oklab(19.88% -0.0118 -0.0652)
OKLCH	oklch(19.88% 0.066 259.7)
XYZ	xyz(0.8850, 0.7586, 3.2311)
Luminance	0.0076 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031433 #332203

analogous

#032C33 #031433 #0A0333

triadic

#031433 #330314 #143303

tetradic

#031433 #33032C #332203 #03330A

square

#031433 #33032C #332203 #03330A

split-complementary

#031433 #330A03 #2C3303

monochromatic

#020B1D #020B1D #031433 #062B6D #0A41A7

Accessibility & contrast

On white

18.23

#031433 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#031433 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031433

18.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031433	#FFFFFF	#000000	##FFFFFF
##031433	1.00	18.23	1.15	18.23
#FFFFFF	18.23	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#021834

Deuteranopia (green-blind)

#001332

Tritanopia (blue-blind)

#001C21

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #031433;
/* rgb */ color: rgb(3, 20, 51);
/* oklch */ color: oklch(19.9% 0.066 259.7);

Tailwind

colors: {
  custom: {
    50: '#4c516b',
    500: '#031433',
    950: '#000000',
  },
}

SCSS

$custom: #031433;
$custom-light: #4c516b;
$custom-dark: #000000;

JSON

{
  "hex": "#031433",
  "rgb": {
    "r": 3,
    "g": 20,
    "b": 51
  },
  "hsl": {
    "h": 218.75,
    "s": 88.889,
    "l": 10.588
  },
  "oklch": {
    "l": 0.19875,
    "c": 0.06626,
    "h": 259.7
  },
  "luminance": 0.00759
}

Semantic roles & 50–950 ramp

primary

#031433

secondary

#76561C

accent

#B329FF

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010206

muted

#77787A

Preview Lab

Preview with #031433

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

Preview Lab → · Contrast checker → · Palette generator →