#051137#051137

#051137 is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 19.6% C 0.076 H 265.3°. Best body text is #FFFFFF at 18.39:1 contrast (WCAG AA passes).

Color values

HEX	#051137
RGB	rgb(5, 17, 55)
HSL	hsl(226, 83%, 12%)
HSV	hsv(226, 91%, 22%)
CMYK	cmyk(90.9%, 69.1%, 0%, 78.4%)
CIE-LAB	lab(6.40, 11.23, -26.16)
CIE-LCH	lch(6.40, 28.46, 293.23°)
OKLab	oklab(19.65% -0.0062 -0.0762)
OKLCH	oklch(19.65% 0.076 265.3)
XYZ	xyz(0.9524, 0.7089, 3.7003)
Luminance	0.0071 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 3.71

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#051137 #372B05

analogous

#052A37 #051137 #120537

triadic

#051137 #370511 #113705

tetradic

#051137 #37052A #372B05 #053712

square

#051137 #37052A #372B05 #053712

split-complementary

#051137 #371205 #2A3705

monochromatic

#03091C #03091C #051137 #0A226F #0F34A7

Accessibility & contrast

On white

18.39

#051137 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#051137 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #051137

18.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##051137	#FFFFFF	#000000	##FFFFFF
##051137	1.00	18.39	1.14	18.39
#FFFFFF	18.39	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001738

Deuteranopia (green-blind)

#001236

Tritanopia (blue-blind)

#001B21

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #051137;
/* rgb */ color: rgb(5, 17, 55);
/* oklch */ color: oklch(19.6% 0.076 265.3);

Tailwind

colors: {
  custom: {
    50: '#4e4e6e',
    500: '#051137',
    950: '#000000',
  },
}

SCSS

$custom: #051137;
$custom-light: #4e4e6e;
$custom-dark: #000000;

JSON

{
  "hex": "#051137",
  "rgb": {
    "r": 5,
    "g": 17,
    "b": 55
  },
  "hsl": {
    "h": 225.6,
    "s": 83.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.19646,
    "c": 0.07644,
    "h": 265.3
  },
  "luminance": 0.00709
}

Semantic roles & 50–950 ramp

primary

#051137

secondary

#786320

accent

#C92EFA

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020107

muted

#78777A

Preview Lab

Preview with #051137

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

Preview Lab → · Contrast checker → · Palette generator →