#17203E#17203E

#17203E is a dark, muted blue. Relative luminance 0.016; OKLCH L 25.2% C 0.058 H 269.3°. Best body text is #FFFFFF at 16.00:1 contrast (WCAG AA passes).

Color values

HEX	#17203E
RGB	rgb(23, 32, 62)
HSL	hsl(226, 46%, 17%)
HSV	hsv(226, 63%, 24%)
CMYK	cmyk(62.9%, 48.4%, 0%, 75.7%)
CIE-LAB	lab(13.00, 6.74, -20.48)
CIE-LCH	lch(13.00, 21.56, 288.22°)
OKLab	oklab(25.24% -0.0007 -0.0582)
OKLCH	oklch(25.24% 0.058 269.3)
XYZ	xyz(1.7391, 1.5629, 4.7665)
Luminance	0.0156 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17203E #3E3517

analogous

#17343E #17203E #22173E

triadic

#17203E #3E1720 #203E17

tetradic

#17203E #3E1734 #3E3517 #173E22

square

#17203E #3E1734 #3E3517 #173E22

split-complementary

#17203E #3E2217 #343E17

monochromatic

#080C16 #080C16 #17203E #28376B #384E97

Accessibility & contrast

On white

16.00

#17203E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#17203E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17203E

16.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17203E	#FFFFFF	#000000	##FFFFFF
##17203E	1.00	16.00	1.31	16.00
#FFFFFF	16.00	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#13233F

Deuteranopia (green-blind)

#0F203D

Tritanopia (blue-blind)

#03272B

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #17203e;
/* rgb */ color: rgb(23, 32, 62);
/* oklch */ color: oklch(25.2% 0.058 269.3);

Tailwind

colors: {
  custom: {
    50: '#585b73',
    500: '#17203e',
    950: '#000000',
  },
}

SCSS

$custom: #17203e;
$custom-light: #585b73;
$custom-dark: #000000;

JSON

{
  "hex": "#17203e",
  "rgb": {
    "r": 23,
    "g": 32,
    "b": 62
  },
  "hsl": {
    "h": 226.154,
    "s": 45.882,
    "l": 16.667
  },
  "oklch": {
    "l": 0.25244,
    "c": 0.05819,
    "h": 269.3
  },
  "luminance": 0.01563
}

Semantic roles & 50–950 ramp

primary

#17203E

secondary

#75683C

accent

#B752D6

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030408

muted

#78797B

Preview Lab

Preview with #17203E

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

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