#04132D#04132D

#04132D is a very dark, muted blue. Relative luminance 0.007; OKLCH L 19.1% C 0.057 H 259.2°. Best body text is #FFFFFF at 18.48:1 contrast (WCAG AA passes).

Color values

HEX	#04132D
RGB	rgb(4, 19, 45)
HSL	hsl(218, 84%, 10%)
HSV	hsv(218, 91%, 18%)
CMYK	cmyk(91.1%, 57.8%, 0%, 82.4%)
CIE-LAB	lab(6.15, 4.47, -19.21)
CIE-LCH	lch(6.15, 19.72, 283.11°)
OKLab	oklab(19.11% -0.0106 -0.056)
OKLCH	oklch(19.11% 0.057 259.2)
XYZ	xyz(0.7564, 0.6809, 2.5737)
Luminance	0.0068 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 7.28

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04132D #2D1E04

analogous

#04282D #04132D #0A042D

triadic

#04132D #2D0413 #132D04

tetradic

#04132D #2D0428 #2D1E04 #042D0A

square

#04132D #2D0428 #2D1E04 #042D0A

split-complementary

#04132D #2D0A04 #282D04

monochromatic

#020C1C #020C1C #04132D #092B65 #0E429D

Accessibility & contrast

On white

18.48

#04132D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#04132D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04132D

18.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04132D	#FFFFFF	#000000	##FFFFFF
##04132D	1.00	18.48	1.14	18.48
#FFFFFF	18.48	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#05162E

Deuteranopia (green-blind)

#00122C

Tritanopia (blue-blind)

#00191D

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #04132d;
/* rgb */ color: rgb(4, 19, 45);
/* oklch */ color: oklch(19.1% 0.057 259.2);

Tailwind

colors: {
  custom: {
    50: '#4a5066',
    500: '#04132d',
    950: '#000000',
  },
}

SCSS

$custom: #04132d;
$custom-light: #4a5066;
$custom-dark: #000000;

JSON

{
  "hex": "#04132d",
  "rgb": {
    "r": 4,
    "g": 19,
    "b": 45
  },
  "hsl": {
    "h": 218.049,
    "s": 83.673,
    "l": 9.608
  },
  "oklch": {
    "l": 0.19112,
    "c": 0.05697,
    "h": 259.2
  },
  "luminance": 0.00681
}

Semantic roles & 50–950 ramp

primary

#04132D

secondary

#70511D

accent

#AF2EFA

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010206

muted

#77787A

Preview Lab

Preview with #04132D

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

Preview Lab → · Contrast checker → · Palette generator →