#173876#173876

#173876 is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.5% C 0.113 H 261.5°. Best body text is #FFFFFF at 11.27:1 contrast (WCAG AA passes).

Color values

HEX	#173876
RGB	rgb(23, 56, 118)
HSL	hsl(219, 67%, 28%)
HSV	hsv(219, 81%, 46%)
CMYK	cmyk(80.5%, 52.5%, 0%, 53.7%)
CIE-LAB	lab(24.70, 12.39, -39.00)
CIE-LCH	lch(24.70, 40.92, 287.62°)
OKLab	oklab(35.5% -0.0167 -0.1122)
OKLCH	oklch(35.5% 0.113 261.5)
XYZ	xyz(5.0364, 4.3179, 17.7040)
Luminance	0.0432 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173876 #765517

analogous

#176776 #173876 #261776

triadic

#173876 #761738 #387617

tetradic

#173876 #761767 #765517 #177626

square

#173876 #761767 #765517 #177626

split-complementary

#173876 #762617 #677617

monochromatic

#050C1A #0D2043 #173876 #2150A9 #316AD7

Accessibility & contrast

On white

11.27

#173876 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#173876 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173876

11.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173876	#FFFFFF	#000000	##FFFFFF
##173876	1.00	11.27	1.86	11.27
#FFFFFF	11.27	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#113F78

Deuteranopia (green-blind)

#003775

Tritanopia (blue-blind)

#004751

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #173876;
/* rgb */ color: rgb(23, 56, 118);
/* oklch */ color: oklch(35.5% 0.113 261.5);

Tailwind

colors: {
  custom: {
    50: '#646e9e',
    500: '#173876',
    950: '#000000',
  },
}

SCSS

$custom: #173876;
$custom-light: #646e9e;
$custom-dark: #000000;

JSON

{
  "hex": "#173876",
  "rgb": {
    "r": 23,
    "g": 56,
    "b": 118
  },
  "hsl": {
    "h": 219.158,
    "s": 67.376,
    "l": 27.647
  },
  "oklch": {
    "l": 0.35498,
    "c": 0.11342,
    "h": 261.5
  },
  "luminance": 0.04319
}

Semantic roles & 50–950 ramp

primary

#173876

secondary

#AB853E

accent

#AE3EEA

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #173876

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

Preview Lab → · Contrast checker → · Palette generator →