#041937#041937

#041937 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 21.7% C 0.065 H 257.1°. Best body text is #FFFFFF at 17.51:1 contrast (WCAG AA passes).

Color values

HEX	#041937
RGB	rgb(4, 25, 55)
HSL	hsl(215, 86%, 12%)
HSV	hsv(215, 93%, 22%)
CMYK	cmyk(92.7%, 54.5%, 0%, 78.4%)
CIE-LAB	lab(8.96, 5.04, -22.02)
CIE-LCH	lch(8.96, 22.59, 282.90°)
OKLab	oklab(21.67% -0.0145 -0.0633)
OKLCH	oklch(21.67% 0.065 257.1)
XYZ	xyz(1.0870, 0.9968, 3.7488)
Luminance	0.0100 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#041937 #372204

analogous

#043337 #041937 #090437

triadic

#041937 #370419 #193704

tetradic

#041937 #370433 #372204 #043709

square

#041937 #370433 #372204 #043709

split-complementary

#041937 #370904 #333704

monochromatic

#020D1D #020D1D #041937 #083370 #0C4DA9

Accessibility & contrast

On white

17.51

#041937 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#041937 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #041937

17.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##041937	#FFFFFF	#000000	##FFFFFF
##041937	1.00	17.51	1.20	17.51
#FFFFFF	17.51	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#091C38

Deuteranopia (green-blind)

#001736

Tritanopia (blue-blind)

#002025

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #041937;
/* rgb */ color: rgb(4, 25, 55);
/* oklch */ color: oklch(21.7% 0.065 257.1);

Tailwind

colors: {
  custom: {
    50: '#4d556e',
    500: '#041937',
    950: '#000000',
  },
}

SCSS

$custom: #041937;
$custom-light: #4d556e;
$custom-dark: #000000;

JSON

{
  "hex": "#041937",
  "rgb": {
    "r": 4,
    "g": 25,
    "b": 55
  },
  "hsl": {
    "h": 215.294,
    "s": 86.441,
    "l": 11.569
  },
  "oklch": {
    "l": 0.21668,
    "c": 0.0649,
    "h": 257.1
  },
  "luminance": 0.00997
}

Semantic roles & 50–950 ramp

primary

#041937

secondary

#79531E

accent

#A62BFD

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020207

muted

#78787A

Preview Lab

Preview with #041937

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

Preview Lab → · Contrast checker → · Palette generator →