#17213F#17213F

#17213F is a dark, muted blue. Relative luminance 0.016; OKLCH L 25.6% C 0.058 H 268.2°. Best body text is #FFFFFF at 15.84:1 contrast (WCAG AA passes).

Color values

HEX	#17213F
RGB	rgb(23, 33, 63)
HSL	hsl(225, 47%, 17%)
HSV	hsv(225, 63%, 25%)
CMYK	cmyk(63.5%, 47.6%, 0%, 75.3%)
CIE-LAB	lab(13.40, 6.39, -20.55)
CIE-LCH	lch(13.40, 21.52, 287.28°)
OKLab	oklab(25.57% -0.0018 -0.0584)
OKLCH	oklch(25.57% 0.058 268.2)
XYZ	xyz(1.7941, 1.6286, 4.9215)
Luminance	0.0163 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17213F #3F3517

analogous

#17353F #17213F #21173F

triadic

#17213F #3F1721 #213F17

tetradic

#17213F #3F1735 #3F3517 #173F21

square

#17213F #3F1735 #3F3517 #173F21

split-complementary

#17213F #3F2117 #353F17

monochromatic

#080C16 #080C16 #17213F #27386C #385099

Accessibility & contrast

On white

15.84

#17213F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#17213F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17213F

15.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17213F	#FFFFFF	#000000	##FFFFFF
##17213F	1.00	15.84	1.33	15.84
#FFFFFF	15.84	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#142440

Deuteranopia (green-blind)

#0F213E

Tritanopia (blue-blind)

#02282C

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #17213f;
/* rgb */ color: rgb(23, 33, 63);
/* oklch */ color: oklch(25.6% 0.058 268.2);

Tailwind

colors: {
  custom: {
    50: '#585b74',
    500: '#17213f',
    950: '#000000',
  },
}

SCSS

$custom: #17213f;
$custom-light: #585b74;
$custom-dark: #000000;

JSON

{
  "hex": "#17213f",
  "rgb": {
    "r": 23,
    "g": 33,
    "b": 63
  },
  "hsl": {
    "h": 225,
    "s": 46.512,
    "l": 16.863
  },
  "oklch": {
    "l": 0.25574,
    "c": 0.05839,
    "h": 268.2
  },
  "luminance": 0.01629
}

Semantic roles & 50–950 ramp

primary

#17213F

secondary

#76673C

accent

#B552D6

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030408

muted

#78797B

Preview Lab

Preview with #17213F

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

Preview Lab → · Contrast checker → · Palette generator →