#13223B#13223B

#13223B is a dark, muted blue. Relative luminance 0.016; OKLCH L 25.3% C 0.052 H 260.1°. Best body text is #FFFFFF at 15.91:1 contrast (WCAG AA passes).

Color values

HEX	#13223B
RGB	rgb(19, 34, 59)
HSL	hsl(218, 51%, 15%)
HSV	hsv(218, 68%, 23%)
CMYK	cmyk(67.8%, 42.4%, 0%, 76.9%)
CIE-LAB	lab(13.22, 2.99, -18.04)
CIE-LCH	lch(13.22, 18.29, 279.41°)
OKLab	oklab(25.28% -0.0089 -0.0511)
OKLCH	oklch(25.28% 0.052 260.1)
XYZ	xyz(1.6297, 1.5981, 4.3594)
Luminance	0.0160 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13223B #3B2C13

analogous

#13363B #13223B #18133B

triadic

#13223B #3B1322 #223B13

tetradic

#13223B #3B1336 #3B2C13 #133B18

square

#13223B #3B1336 #3B2C13 #133B18

split-complementary

#13223B #3B1813 #363B13

monochromatic

#070D17 #070D17 #13223B #223D69 #315798

Accessibility & contrast

On white

15.91

#13223B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#13223B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13223B

15.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13223B	#FFFFFF	#000000	##FFFFFF
##13223B	1.00	15.91	1.32	15.91
#FFFFFF	15.91	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#18243C

Deuteranopia (green-blind)

#12203A

Tritanopia (blue-blind)

#00282B

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #13223b;
/* rgb */ color: rgb(19, 34, 59);
/* oklch */ color: oklch(25.3% 0.052 260.1);

Tailwind

colors: {
  custom: {
    50: '#555c71',
    500: '#13223b',
    950: '#000000',
  },
}

SCSS

$custom: #13223b;
$custom-light: #555c71;
$custom-dark: #000000;

JSON

{
  "hex": "#13223b",
  "rgb": {
    "r": 19,
    "g": 34,
    "b": 59
  },
  "hsl": {
    "h": 217.5,
    "s": 51.282,
    "l": 15.294
  },
  "oklch": {
    "l": 0.25275,
    "c": 0.05189,
    "h": 260.1
  },
  "luminance": 0.01598
}

Semantic roles & 50–950 ramp

primary

#13223B

secondary

#735D36

accent

#A64DDB

background

#F5F5F6

surface

#E9E9EC

border

#C5C5C7

text

#030407

muted

#78797A

Preview Lab

Preview with #13223B

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

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