#03012A#03012A

#03012A is a very dark, moderate blue. Relative luminance 0.002; OKLCH L 13.7% C 0.084 H 271.5°. Best body text is #FFFFFF at 20.16:1 contrast (WCAG AA passes).

Color values

HEX	#03012A
RGB	rgb(3, 1, 42)
HSL	hsl(243, 95%, 8%)
HSV	hsv(243, 98%, 16%)
CMYK	cmyk(92.9%, 97.6%, 0%, 83.5%)
CIE-LAB	lab(1.88, 10.99, -23.69)
CIE-LCH	lch(1.88, 26.12, 294.89°)
OKLab	oklab(13.73% 0.0022 -0.0838)
OKLCH	oklch(13.73% 0.084 271.5)
XYZ	xyz(0.4662, 0.2082, 2.2057)
Luminance	0.0021 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03012A #282A01

analogous

#01132A #03012A #17012A

triadic

#03012A #2A0301 #012A03

tetradic

#03012A #2A0113 #282A01 #012A17

square

#03012A #2A0113 #282A01 #012A17

split-complementary

#03012A #2A1701 #132A01

monochromatic

#02011E #02011E #03012A #070266 #0C04A2

Accessibility & contrast

On white

20.16

#03012A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.04

#03012A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03012A

20.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03012A	#FFFFFF	#000000	##FFFFFF
##03012A	1.00	20.16	1.04	20.16
#FFFFFF	20.16	1.00	21.00	1.00
#000000	1.04	21.00	1.00	21.00
##FFFFFF	20.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00092B

Deuteranopia (green-blind)

#000529

Tritanopia (blue-blind)

#000C15

Achromatopsia (no color)

#070707

Design tokens & code

CSS

--color: #03012a;
/* rgb */ color: rgb(3, 1, 42);
/* oklch */ color: oklch(13.7% 0.084 271.5);

Tailwind

colors: {
  custom: {
    50: '#484764',
    500: '#03012a',
    950: '#000000',
  },
}

SCSS

$custom: #03012a;
$custom-light: #484764;
$custom-dark: #000000;

JSON

{
  "hex": "#03012a",
  "rgb": {
    "r": 3,
    "g": 1,
    "b": 42
  },
  "hsl": {
    "h": 242.927,
    "s": 95.349,
    "l": 8.431
  },
  "oklch": {
    "l": 0.13726,
    "c": 0.0838,
    "h": 271.5
  },
  "luminance": 0.00208
}

Semantic roles & 50–950 ramp

primary

#03012A

secondary

#6C7016

accent

#FF29F5

background

#F4F3F6

surface

#E7E5EB

border

#C3C1C6

text

#010005

muted

#77777A

Preview Lab

Preview with #03012A

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

Preview Lab → · Contrast checker → · Palette generator →