#031B46#031B46

#031B46 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.5% C 0.087 H 260.2°. Best body text is #FFFFFF at 16.81:1 contrast (WCAG AA passes).

Color values

HEX	#031B46
RGB	rgb(3, 27, 70)
HSL	hsl(219, 92%, 14%)
HSV	hsv(219, 96%, 27%)
CMYK	cmyk(95.7%, 61.4%, 0%, 72.5%)
CIE-LAB	lab(10.89, 10.48, -29.55)
CIE-LCH	lch(10.89, 31.35, 289.53°)
OKLab	oklab(23.53% -0.0147 -0.0854)
OKLCH	oklch(23.53% 0.087 260.2)
XYZ	xyz(1.5346, 1.2452, 5.9526)
Luminance	0.0124 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031B46 #462E03

analogous

#033D46 #031B46 #0C0346

triadic

#031B46 #46031B #1B4603

tetradic

#031B46 #46033D #462E03 #03460C

square

#031B46 #46033D #462E03 #03460C

split-complementary

#031B46 #460C03 #3D4603

monochromatic

#010B1D #010B1D #031B46 #063281 #0848BB

Accessibility & contrast

On white

16.81

#031B46 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#031B46 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031B46

16.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031B46	#FFFFFF	#000000	##FFFFFF
##031B46	1.00	16.81	1.25	16.81
#FFFFFF	16.81	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002047

Deuteranopia (green-blind)

#001A45

Tritanopia (blue-blind)

#00262D

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #031b46;
/* rgb */ color: rgb(3, 27, 70);
/* oklch */ color: oklch(23.5% 0.087 260.2);

Tailwind

colors: {
  custom: {
    50: '#52567a',
    500: '#031b46',
    950: '#000000',
  },
}

SCSS

$custom: #031b46;
$custom-light: #52567a;
$custom-dark: #000000;

JSON

{
  "hex": "#031b46",
  "rgb": {
    "r": 3,
    "g": 27,
    "b": 70
  },
  "hsl": {
    "h": 218.507,
    "s": 91.781,
    "l": 14.314
  },
  "oklch": {
    "l": 0.23533,
    "c": 0.08664,
    "h": 260.2
  },
  "luminance": 0.01245
}

Semantic roles & 50–950 ramp

primary

#031B46

secondary

#87611D

accent

#B229FF

background

#F4F5F7

surface

#E8E9ED

border

#C4C5C8

text

#030309

muted

#78787B

Preview Lab

Preview with #031B46

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

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