#030028#030028

#030028 is a very dark, moderate blue. Relative luminance 0.002; OKLCH L 13.0% C 0.084 H 272.4°. Best body text is #FFFFFF at 20.30:1 contrast (WCAG AA passes).

Color values

HEX	#030028
RGB	rgb(3, 0, 40)
HSL	hsl(245, 100%, 8%)
HSV	hsv(245, 100%, 16%)
CMYK	cmyk(92.5%, 100%, 0%, 84.3%)
CIE-LAB	lab(1.56, 10.51, -22.66)
CIE-LCH	lch(1.56, 24.97, 294.88°)
OKLab	oklab(13.03% 0.0035 -0.0835)
OKLCH	oklch(13.03% 0.084 272.4)
XYZ	xyz(0.4204, 0.1725, 2.0182)
Luminance	0.0017 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030028 #252800

analogous

#001128 #030028 #170028

triadic

#030028 #280300 #002803

tetradic

#030028 #280011 #252800 #002817

square

#030028 #280011 #252800 #002817

split-complementary

#030028 #281700 #112800

monochromatic

#02001F #02001F #030028 #080065 #0C00A2

Accessibility & contrast

On white

20.30

#030028 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.03

#030028 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030028

20.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030028	#FFFFFF	#000000	##FFFFFF
##030028	1.00	20.30	1.03	20.30
#FFFFFF	20.30	1.00	21.00	1.00
#000000	1.03	21.00	1.00	21.00
##FFFFFF	20.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000729

Deuteranopia (green-blind)

#000427

Tritanopia (blue-blind)

#000A13

Achromatopsia (no color)

#060606

Design tokens & code

CSS

--color: #030028;
/* rgb */ color: rgb(3, 0, 40);
/* oklch */ color: oklch(13.0% 0.084 272.4);

Tailwind

colors: {
  custom: {
    50: '#484662',
    500: '#030028',
    950: '#000000',
  },
}

SCSS

$custom: #030028;
$custom-light: #484662;
$custom-dark: #000000;

JSON

{
  "hex": "#030028",
  "rgb": {
    "r": 3,
    "g": 0,
    "b": 40
  },
  "hsl": {
    "h": 244.5,
    "s": 100,
    "l": 7.843
  },
  "oklch": {
    "l": 0.13025,
    "c": 0.08359,
    "h": 272.4
  },
  "luminance": 0.00173
}

Semantic roles & 50–950 ramp

primary

#030028

secondary

#697014

accent

#FF29EF

background

#F4F3F5

surface

#E7E5EA

border

#C3C1C6

text

#010005

muted

#777779

Preview Lab

Preview with #030028

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

Preview Lab → · Contrast checker → · Palette generator →