#04070F#04070F

#04070F is a very dark, muted blue. Relative luminance 0.002; OKLCH L 12.9% C 0.020 H 262.9°. Best body text is #FFFFFF at 20.15:1 contrast (WCAG AA passes).

Color values

HEX	#04070F
RGB	rgb(4, 7, 15)
HSL	hsl(224, 58%, 4%)
HSV	hsv(224, 73%, 6%)
CMYK	cmyk(73.3%, 53.3%, 0%, 94.1%)
CIE-LAB	lab(1.92, 0.43, -3.58)
CIE-LCH	lch(1.92, 3.61, 276.85°)
OKLab	oklab(12.89% -0.0025 -0.02)
OKLCH	oklch(12.89% 0.02 262.9)
XYZ	xyz(0.2122, 0.2122, 0.4816)
Luminance	0.0021 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04070F #0F0C04

analogous

#040C0F #04070F #06040F

triadic

#04070F #0F0407 #070F04

tetradic

#04070F #0F040C #0F0C04 #040F06

square

#04070F #0F040C #0F0C04 #040F06

split-complementary

#04070F #0F0604 #0C0F04

monochromatic

#060B18 #060B18 #060B18 #111E3F #1E3470

Accessibility & contrast

On white

20.15

#04070F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.04

#04070F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04070F

20.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04070F	#FFFFFF	#000000	##FFFFFF
##04070F	1.00	20.15	1.04	20.15
#FFFFFF	20.15	1.00	21.00	1.00
#000000	1.04	21.00	1.00	21.00
##FFFFFF	20.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#05080F

Deuteranopia (green-blind)

#04070F

Tritanopia (blue-blind)

#02090A

Achromatopsia (no color)

#070707

Design tokens & code

CSS

--color: #04070f;
/* rgb */ color: rgb(4, 7, 15);
/* oklch */ color: oklch(12.9% 0.020 262.9);

Tailwind

colors: {
  custom: {
    50: '#484a4e',
    500: '#04070f',
    950: '#000000',
  },
}

SCSS

$custom: #04070f;
$custom-light: #484a4e;
$custom-dark: #000000;

JSON

{
  "hex": "#04070f",
  "rgb": {
    "r": 4,
    "g": 7,
    "b": 15
  },
  "hsl": {
    "h": 223.636,
    "s": 57.895,
    "l": 3.725
  },
  "oklch": {
    "l": 0.12885,
    "c": 0.02013,
    "h": 262.9
  },
  "luminance": 0.00212
}

Semantic roles & 50–950 ramp

primary

#04070F

secondary

#4E4221

accent

#B747E1

background

#F4F4F4

surface

#E6E7E7

border

#C2C3C3

text

#000101

muted

#777777

Preview Lab

Preview with #04070F

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

Preview Lab → · Contrast checker → · Palette generator →