#173270#173270

#173270 is a dark, moderate blue. Relative luminance 0.036; OKLCH L 33.6% C 0.113 H 263.7°. Best body text is #FFFFFF at 12.16:1 contrast (WCAG AA passes).

Color values

HEX	#173270
RGB	rgb(23, 50, 112)
HSL	hsl(222, 66%, 26%)
HSV	hsv(222, 79%, 44%)
CMYK	cmyk(79.5%, 55.4%, 0%, 56.1%)
CIE-LAB	lab(22.42, 14.17, -38.85)
CIE-LCH	lch(22.42, 41.35, 290.05°)
OKLab	oklab(33.62% -0.0123 -0.1119)
OKLCH	oklch(33.62% 0.113 263.7)
XYZ	xyz(4.4175, 3.6327, 15.7945)
Luminance	0.0363 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173270 #705517

analogous

#175F70 #173270 #291770

triadic

#173270 #701732 #327017

tetradic

#173270 #70175F #705517 #177029

square

#173270 #70175F #705517 #177029

split-complementary

#173270 #702917 #5F7017

monochromatic

#050B19 #0D1B3D #173270 #2149A3 #2D60D4

Accessibility & contrast

On white

12.16

#173270 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#173270 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173270

12.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173270	#FFFFFF	#000000	##FFFFFF
##173270	1.00	12.16	1.73	12.16
#FFFFFF	12.16	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#063A72

Deuteranopia (green-blind)

#00326F

Tritanopia (blue-blind)

#00414C

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #173270;
/* rgb */ color: rgb(23, 50, 112);
/* oklch */ color: oklch(33.6% 0.113 263.7);

Tailwind

colors: {
  custom: {
    50: '#63699a',
    500: '#173270',
    950: '#000000',
  },
}

SCSS

$custom: #173270;
$custom-light: #63699a;
$custom-dark: #000000;

JSON

{
  "hex": "#173270",
  "rgb": {
    "r": 23,
    "g": 50,
    "b": 112
  },
  "hsl": {
    "h": 221.798,
    "s": 65.926,
    "l": 26.471
  },
  "oklch": {
    "l": 0.33618,
    "c": 0.11256,
    "h": 263.7
  },
  "luminance": 0.03633
}

Semantic roles & 50–950 ramp

primary

#173270

secondary

#A6863D

accent

#B53FE9

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #173270

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

Preview Lab → · Contrast checker → · Palette generator →