#051239#051239

#051239 is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.1% C 0.078 H 264.9°. Best body text is #FFFFFF at 18.23:1 contrast (WCAG AA passes).

Color values

HEX	#051239
RGB	rgb(5, 18, 57)
HSL	hsl(225, 84%, 12%)
HSV	hsv(225, 91%, 22%)
CMYK	cmyk(91.2%, 68.4%, 0%, 77.6%)
CIE-LAB	lab(6.87, 11.62, -26.86)
CIE-LCH	lch(6.87, 29.26, 293.40°)
OKLab	oklab(20.1% -0.0069 -0.0779)
OKLCH	oklch(20.1% 0.078 264.9)
XYZ	xyz(1.0172, 0.7602, 3.9632)
Luminance	0.0076 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#051239 #392C05

analogous

#052C39 #051239 #120539

triadic

#051239 #390512 #123905

tetradic

#051239 #39052C #392C05 #053912

square

#051239 #39052C #392C05 #053912

split-complementary

#051239 #391205 #2C3905

monochromatic

#02091C #02091C #051239 #0A2471 #0F36AA

Accessibility & contrast

On white

18.23

#051239 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#051239 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #051239

18.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##051239	#FFFFFF	#000000	##FFFFFF
##051239	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)

#00183A

Deuteranopia (green-blind)

#001338

Tritanopia (blue-blind)

#001C23

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #051239;
/* rgb */ color: rgb(5, 18, 57);
/* oklch */ color: oklch(20.1% 0.078 264.9);

Tailwind

colors: {
  custom: {
    50: '#4f4f70',
    500: '#051239',
    950: '#000000',
  },
}

SCSS

$custom: #051239;
$custom-light: #4f4f70;
$custom-dark: #000000;

JSON

{
  "hex": "#051239",
  "rgb": {
    "r": 5,
    "g": 18,
    "b": 57
  },
  "hsl": {
    "h": 225,
    "s": 83.871,
    "l": 12.157
  },
  "oklch": {
    "l": 0.20101,
    "c": 0.07823,
    "h": 264.9
  },
  "luminance": 0.0076
}

Semantic roles & 50–950 ramp

primary

#051239

secondary

#7A6320

accent

#C72EFA

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020107

muted

#78777A

Preview Lab

Preview with #051239

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

Preview Lab → · Contrast checker → · Palette generator →