#041E3B#041E3B

#041E3B is a very dark, moderate cyan. Relative luminance 0.013; OKLCH L 23.4% C 0.064 H 253.4°. Best body text is #FFFFFF at 16.75:1 contrast (WCAG AA passes).

Color values

HEX	#041E3B
RGB	rgb(4, 30, 59)
HSL	hsl(212, 87%, 12%)
HSV	hsv(212, 93%, 23%)
CMYK	cmyk(93.2%, 49.2%, 0%, 76.9%)
CIE-LAB	lab(11.06, 3.03, -21.52)
CIE-LCH	lch(11.06, 21.73, 278.01°)
OKLab	oklab(23.39% -0.0183 -0.0616)
OKLCH	oklch(23.39% 0.064 253.4)
XYZ	xyz(1.3035, 1.2700, 4.3133)
Luminance	0.0127 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#041E3B #3B2104

analogous

#043A3B #041E3B #05043B

triadic

#041E3B #3B041E #1E3B04

tetradic

#041E3B #3B043A #3B2104 #043B05

square

#041E3B #3B043A #3B2104 #043B05

split-complementary

#041E3B #3B0504 #3A3B04

monochromatic

#020F1D #020F1D #041E3B #083B74 #0C58AE

Accessibility & contrast

On white

16.75

#041E3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#041E3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #041E3B

16.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##041E3B	#FFFFFF	#000000	##FFFFFF
##041E3B	1.00	16.75	1.25	16.75
#FFFFFF	16.75	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F203C

Deuteranopia (green-blind)

#051B3A

Tritanopia (blue-blind)

#002529

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #041e3b;
/* rgb */ color: rgb(4, 30, 59);
/* oklch */ color: oklch(23.4% 0.064 253.4);

Tailwind

colors: {
  custom: {
    50: '#4e5971',
    500: '#041e3b',
    950: '#000000',
  },
}

SCSS

$custom: #041e3b;
$custom-light: #4e5971;
$custom-dark: #000000;

JSON

{
  "hex": "#041e3b",
  "rgb": {
    "r": 4,
    "g": 30,
    "b": 59
  },
  "hsl": {
    "h": 211.636,
    "s": 87.302,
    "l": 12.353
  },
  "oklch": {
    "l": 0.23394,
    "c": 0.06432,
    "h": 253.4
  },
  "luminance": 0.0127
}

Semantic roles & 50–950 ramp

primary

#041E3B

secondary

#7D501E

accent

#9A2AFD

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020307

muted

#78787A

Preview Lab

Preview with #041E3B

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

Preview Lab → · Contrast checker → · Palette generator →