#040125#040125

#040125 is a very dark, moderate blue. Relative luminance 0.002; OKLCH L 13.1% C 0.076 H 275.5°. Best body text is #FFFFFF at 20.27:1 contrast (WCAG AA passes).

Color values

HEX	#040125
RGB	rgb(4, 1, 37)
HSL	hsl(245, 95%, 7%)
HSV	hsv(245, 97%, 15%)
CMYK	cmyk(89.2%, 97.3%, 0%, 85.5%)
CIE-LAB	lab(1.64, 9.12, -20.20)
CIE-LCH	lch(1.64, 22.16, 294.29°)
OKLab	oklab(13.08% 0.0074 -0.0758)
OKLCH	oklch(13.08% 0.076 275.5)
XYZ	xyz(0.3947, 0.1811, 1.7640)
Luminance	0.0018 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#040125 #222501

analogous

#011025 #040125 #160125

triadic

#040125 #250401 #012504

tetradic

#040125 #250110 #222501 #012516

square

#040125 #250110 #222501 #012516

split-complementary

#040125 #251601 #102501

monochromatic

#03011E #03011E #040125 #0A0361 #11049C

Accessibility & contrast

On white

20.27

#040125 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.04

#040125 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #040125

20.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##040125	#FFFFFF	#000000	##FFFFFF
##040125	1.00	20.27	1.04	20.27
#FFFFFF	20.27	1.00	21.00	1.00
#000000	1.04	21.00	1.00	21.00
##FFFFFF	20.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000726

Deuteranopia (green-blind)

#000524

Tritanopia (blue-blind)

#000A12

Achromatopsia (no color)

#060606

Design tokens & code

CSS

--color: #040125;
/* rgb */ color: rgb(4, 1, 37);
/* oklch */ color: oklch(13.1% 0.076 275.5);

Tailwind

colors: {
  custom: {
    50: '#48475f',
    500: '#040125',
    950: '#000000',
  },
}

SCSS

$custom: #040125;
$custom-light: #48475f;
$custom-dark: #000000;

JSON

{
  "hex": "#040125",
  "rgb": {
    "r": 4,
    "g": 1,
    "b": 37
  },
  "hsl": {
    "h": 245,
    "s": 94.737,
    "l": 7.451
  },
  "oklch": {
    "l": 0.13076,
    "c": 0.07614,
    "h": 275.5
  },
  "luminance": 0.00181
}

Semantic roles & 50–950 ramp

primary

#040125

secondary

#656C16

accent

#FF29ED

background

#F4F3F5

surface

#E6E5E9

border

#C2C1C5

text

#010004

muted

#777779

Preview Lab

Preview with #040125

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

Preview Lab → · Contrast checker → · Palette generator →