#172863#172863

#172863 is a dark, moderate blue. Relative luminance 0.026; OKLCH L 30.2% C 0.107 H 267.4°. Best body text is #FFFFFF at 13.81:1 contrast (WCAG AA passes).

Color values

HEX	#172863
RGB	rgb(23, 40, 99)
HSL	hsl(227, 62%, 24%)
HSV	hsv(227, 77%, 39%)
CMYK	cmyk(76.8%, 59.6%, 0%, 61.2%)
CIE-LAB	lab(18.37, 16.03, -36.97)
CIE-LCH	lch(18.37, 40.30, 293.43°)
OKLab	oklab(30.22% -0.0048 -0.1065)
OKLCH	oklch(30.22% 0.107 267.4)
XYZ	xyz(3.3635, 2.6002, 12.1266)
Luminance	0.0260 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172863 #635217

analogous

#174E63 #172863 #2C1763

triadic

#172863 #631728 #286317

tetradic

#172863 #63174E #635217 #17632C

square

#172863 #63174E #635217 #17632C

split-complementary

#172863 #632C17 #4E6317

monochromatic

#060A19 #0B1431 #172863 #233C95 #2E50C6

Accessibility & contrast

On white

13.81

#172863 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#172863 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172863

13.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172863	#FFFFFF	#000000	##FFFFFF
##172863	1.00	13.81	1.52	13.81
#FFFFFF	13.81	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003065

Deuteranopia (green-blind)

#002962

Tritanopia (blue-blind)

#003641

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #172863;
/* rgb */ color: rgb(23, 40, 99);
/* oklch */ color: oklch(30.2% 0.107 267.4);

Tailwind

colors: {
  custom: {
    50: '#606190',
    500: '#172863',
    950: '#000000',
  },
}

SCSS

$custom: #172863;
$custom-light: #606190;
$custom-dark: #000000;

JSON

{
  "hex": "#172863",
  "rgb": {
    "r": 23,
    "g": 40,
    "b": 99
  },
  "hsl": {
    "h": 226.579,
    "s": 62.295,
    "l": 23.922
  },
  "oklch": {
    "l": 0.30223,
    "c": 0.10666,
    "h": 267.4
  },
  "luminance": 0.02601
}

Semantic roles & 50–950 ramp

primary

#172863

secondary

#9A853C

accent

#C142E5

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#05050C

muted

#7A797D

Preview Lab

Preview with #172863

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

Preview Lab → · Contrast checker → · Palette generator →