#04071E#04071E

#04071E is a very dark, muted blue. Relative luminance 0.003; OKLCH L 14.3% C 0.050 H 270.8°. Best body text is #FFFFFF at 19.92:1 contrast (WCAG AA passes).

Color values

HEX	#04071E
RGB	rgb(4, 7, 30)
HSL	hsl(233, 76%, 7%)
HSV	hsv(233, 87%, 12%)
CMYK	cmyk(86.7%, 76.7%, 0%, 88.2%)
CIE-LAB	lab(2.45, 4.19, -13.44)
CIE-LCH	lch(2.45, 14.08, 287.31°)
OKLab	oklab(14.27% 0.0007 -0.05)
OKLCH	oklch(14.27% 0.05 270.8)
XYZ	xyz(0.3603, 0.2715, 1.2615)
Luminance	0.0027 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04071E #1E1B04

analogous

#04141E #04071E #0E041E

triadic

#04071E #1E0407 #071E04

tetradic

#04071E #1E0414 #1E1B04 #041E0E

square

#04071E #1E0414 #1E1B04 #041E0E

split-complementary

#04071E #1E0E04 #141E04

monochromatic

#04061B #04061B #04071E #0B1454 #12208A

Accessibility & contrast

On white

19.92

#04071E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.05

#04071E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04071E

19.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04071E	#FFFFFF	#000000	##FFFFFF
##04071E	1.00	19.92	1.05	19.92
#FFFFFF	19.92	1.00	21.00	1.00
#000000	1.05	21.00	1.00	21.00
##FFFFFF	19.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000A1F

Deuteranopia (green-blind)

#00081E

Tritanopia (blue-blind)

#000C11

Achromatopsia (no color)

#090909

Design tokens & code

CSS

--color: #04071e;
/* rgb */ color: rgb(4, 7, 30);
/* oklch */ color: oklch(14.3% 0.050 270.8);

Tailwind

colors: {
  custom: {
    50: '#484a59',
    500: '#04071e',
    950: '#000000',
  },
}

SCSS

$custom: #04071e;
$custom-light: #484a59;
$custom-dark: #000000;

JSON

{
  "hex": "#04071e",
  "rgb": {
    "r": 4,
    "g": 7,
    "b": 30
  },
  "hsl": {
    "h": 233.077,
    "s": 76.471,
    "l": 6.667
  },
  "oklch": {
    "l": 0.14266,
    "c": 0.04996,
    "h": 270.8
  },
  "luminance": 0.00272
}

Semantic roles & 50–950 ramp

primary

#04071E

secondary

#61591D

accent

#DD35F3

background

#F4F4F5

surface

#E6E7E9

border

#C2C3C5

text

#000103

muted

#777778

Preview Lab

Preview with #04071E

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

Preview Lab → · Contrast checker → · Palette generator →