#030231#030231

#030231 is a very dark, moderate blue. Relative luminance 0.003; OKLCH L 15.2% C 0.091 H 269.6°. Best body text is #FFFFFF at 19.87:1 contrast (WCAG AA passes).

Color values

HEX	#030231
RGB	rgb(3, 2, 49)
HSL	hsl(241, 92%, 10%)
HSV	hsv(241, 96%, 19%)
CMYK	cmyk(93.9%, 95.9%, 0%, 80.8%)
CIE-LAB	lab(2.57, 14.05, -27.90)
CIE-LCH	lch(2.57, 31.24, 296.73°)
OKLab	oklab(15.16% -0.0006 -0.0914)
OKLCH	oklch(15.16% 0.091 269.6)
XYZ	xyz(0.6134, 0.2845, 2.9277)
Luminance	0.0029 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030231 #303102

analogous

#021831 #030231 #1B0231

triadic

#030231 #310302 #023103

tetradic

#030231 #310218 #303102 #02311B

square

#030231 #310218 #303102 #02311B

split-complementary

#030231 #311B02 #183102

monochromatic

#02011D #02011D #030231 #07046C #0A07A7

Accessibility & contrast

On white

19.87

#030231 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.06

#030231 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030231

19.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030231	#FFFFFF	#000000	##FFFFFF
##030231	1.00	19.87	1.06	19.87
#FFFFFF	19.87	1.00	21.00	1.00
#000000	1.06	21.00	1.00	21.00
##FFFFFF	19.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000C32

Deuteranopia (green-blind)

#000730

Tritanopia (blue-blind)

#001019

Achromatopsia (no color)

#090909

Design tokens & code

CSS

--color: #030231;
/* rgb */ color: rgb(3, 2, 49);
/* oklch */ color: oklch(15.2% 0.091 269.6);

Tailwind

colors: {
  custom: {
    50: '#4a4769',
    500: '#030231',
    950: '#000000',
  },
}

SCSS

$custom: #030231;
$custom-light: #4a4769;
$custom-dark: #000000;

JSON

{
  "hex": "#030231",
  "rgb": {
    "r": 3,
    "g": 2,
    "b": 49
  },
  "hsl": {
    "h": 241.277,
    "s": 92.157,
    "l": 10
  },
  "oklch": {
    "l": 0.15158,
    "c": 0.09136,
    "h": 269.6
  },
  "luminance": 0.00285
}

Semantic roles & 50–950 ramp

primary

#030231

secondary

#737519

accent

#FF29FA

background

#F4F3F6

surface

#E7E5EB

border

#C3C1C6

text

#010006

muted

#77777A

Preview Lab

Preview with #030231

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

Preview Lab → · Contrast checker → · Palette generator →