#051037#051037

#051037 is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 19.4% C 0.078 H 266.0°. Best body text is #FFFFFF at 18.49:1 contrast (WCAG AA passes).

Color values

HEX	#051037
RGB	rgb(5, 16, 55)
HSL	hsl(227, 83%, 12%)
HSV	hsv(227, 91%, 22%)
CMYK	cmyk(90.9%, 70.9%, 0%, 78.4%)
CIE-LAB	lab(6.13, 11.83, -26.60)
CIE-LCH	lch(6.13, 29.11, 293.98°)
OKLab	oklab(19.41% -0.0054 -0.0777)
OKLCH	oklch(19.41% 0.078 266)
XYZ	xyz(0.9372, 0.6786, 3.6953)
Luminance	0.0068 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 3.37

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#051037 #372C05

analogous

#052937 #051037 #130537

triadic

#051037 #370510 #103705

tetradic

#051037 #370529 #372C05 #053713

square

#051037 #370529 #372C05 #053713

split-complementary

#051037 #371305 #293705

monochromatic

#03081C #03081C #051037 #0A206F #0F31A7

Accessibility & contrast

On white

18.49

#051037 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#051037 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #051037

18.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##051037	#FFFFFF	#000000	##FFFFFF
##051037	1.00	18.49	1.14	18.49
#FFFFFF	18.49	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001638

Deuteranopia (green-blind)

#001136

Tritanopia (blue-blind)

#001A21

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #051037;
/* rgb */ color: rgb(5, 16, 55);
/* oklch */ color: oklch(19.4% 0.078 266.0);

Tailwind

colors: {
  custom: {
    50: '#4e4e6e',
    500: '#051037',
    950: '#000000',
  },
}

SCSS

$custom: #051037;
$custom-light: #4e4e6e;
$custom-dark: #000000;

JSON

{
  "hex": "#051037",
  "rgb": {
    "r": 5,
    "g": 16,
    "b": 55
  },
  "hsl": {
    "h": 226.8,
    "s": 83.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.19406,
    "c": 0.07794,
    "h": 266
  },
  "luminance": 0.00679
}

Semantic roles & 50–950 ramp

primary

#051037

secondary

#786520

accent

#CD2EFA

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020107

muted

#78777A

Preview Lab

Preview with #051037

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

Preview Lab → · Contrast checker → · Palette generator →