#041B3C#041B3C

#041B3C is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 22.7% C 0.070 H 257.4°. Best body text is #FFFFFF at 17.11:1 contrast (WCAG AA passes).

Color values

HEX	#041B3C
RGB	rgb(4, 27, 60)
HSL	hsl(215, 88%, 13%)
HSV	hsv(215, 93%, 24%)
CMYK	cmyk(93.3%, 55%, 0%, 76.5%)
CIE-LAB	lab(10.08, 5.86, -23.82)
CIE-LCH	lch(10.08, 24.53, 283.82°)
OKLab	oklab(22.65% -0.0153 -0.0685)
OKLCH	oklch(22.65% 0.07 257.4)
XYZ	xyz(1.2573, 1.1358, 4.4270)
Luminance	0.0114 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#041B3C #3C2504

analogous

#04373C #041B3C #09043C

triadic

#041B3C #3C041B #1B3C04

tetradic

#041B3C #3C0437 #3C2504 #043C09

square

#041B3C #3C0437 #3C2504 #043C09

split-complementary

#041B3C #3C0904 #373C04

monochromatic

#020D1D #020D1D #041B3C #083575 #0C4FAF

Accessibility & contrast

On white

17.11

#041B3C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#041B3C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #041B3C

17.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##041B3C	#FFFFFF	#000000	##FFFFFF
##041B3C	1.00	17.11	1.23	17.11
#FFFFFF	17.11	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#081E3D

Deuteranopia (green-blind)

#00193B

Tritanopia (blue-blind)

#002328

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #041b3c;
/* rgb */ color: rgb(4, 27, 60);
/* oklch */ color: oklch(22.7% 0.070 257.4);

Tailwind

colors: {
  custom: {
    50: '#4f5672',
    500: '#041b3c',
    950: '#000000',
  },
}

SCSS

$custom: #041b3c;
$custom-light: #4f5672;
$custom-dark: #000000;

JSON

{
  "hex": "#041b3c",
  "rgb": {
    "r": 4,
    "g": 27,
    "b": 60
  },
  "hsl": {
    "h": 215.357,
    "s": 87.5,
    "l": 12.549
  },
  "oklch": {
    "l": 0.22653,
    "c": 0.07017,
    "h": 257.4
  },
  "luminance": 0.01136
}

Semantic roles & 50–950 ramp

primary

#041B3C

secondary

#7E561E

accent

#A72AFE

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020308

muted

#78787B

Preview Lab

Preview with #041B3C

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

Preview Lab → · Contrast checker → · Palette generator →