#13123D#13123D

#13123D is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.5% C 0.080 H 278.3°. Best body text is #FFFFFF at 17.77:1 contrast (WCAG AA passes).

Color values

HEX	#13123D
RGB	rgb(19, 18, 61)
HSL	hsl(241, 54%, 15%)
HSV	hsv(241, 70%, 24%)
CMYK	cmyk(68.9%, 70.5%, 0%, 76.1%)
CIE-LAB	lab(8.20, 16.09, -27.52)
CIE-LCH	lch(8.20, 31.88, 300.30°)
OKLab	oklab(21.52% 0.0116 -0.0792)
OKLCH	oklch(21.52% 0.08 278.3)
XYZ	xyz(1.3269, 0.9079, 4.5193)
Luminance	0.0091 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13123D #3C3D12

analogous

#12263D #13123D #28123D

triadic

#13123D #3D1312 #123D13

tetradic

#13123D #3D1226 #3C3D12 #123D28

square

#13123D #3D1226 #3C3D12 #123D28

split-complementary

#13123D #3D2812 #263D12

monochromatic

#070718 #070718 #13123D #22206C #302E9C

Accessibility & contrast

On white

17.77

#13123D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#13123D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13123D

17.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13123D	#FFFFFF	#000000	##FFFFFF
##13123D	1.00	17.77	1.18	17.77
#FFFFFF	17.77	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A3E

Deuteranopia (green-blind)

#00163C

Tritanopia (blue-blind)

#001D25

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #13123d;
/* rgb */ color: rgb(19, 18, 61);
/* oklch */ color: oklch(21.5% 0.080 278.3);

Tailwind

colors: {
  custom: {
    50: '#564f73',
    500: '#13123d',
    950: '#000000',
  },
}

SCSS

$custom: #13123d;
$custom-light: #564f73;
$custom-dark: #000000;

JSON

{
  "hex": "#13123d",
  "rgb": {
    "r": 19,
    "g": 18,
    "b": 61
  },
  "hsl": {
    "h": 241.395,
    "s": 54.43,
    "l": 15.49
  },
  "oklch": {
    "l": 0.21521,
    "c": 0.08,
    "h": 278.3
  },
  "luminance": 0.00908
}

Semantic roles & 50–950 ramp

primary

#13123D

secondary

#747635

accent

#DE4ADA

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #13123D

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

Preview Lab → · Contrast checker → · Palette generator →