#17223D#17223D

#17223D is a dark, muted blue. Relative luminance 0.017; OKLCH L 25.7% C 0.053 H 266.0°. Best body text is #FFFFFF at 15.76:1 contrast (WCAG AA passes).

Color values

HEX	#17223D
RGB	rgb(23, 34, 61)
HSL	hsl(223, 45%, 16%)
HSV	hsv(223, 62%, 24%)
CMYK	cmyk(62.3%, 44.3%, 0%, 76.1%)
CIE-LAB	lab(13.61, 4.84, -18.82)
CIE-LCH	lch(13.61, 19.43, 284.43°)
OKLab	oklab(25.69% -0.0037 -0.0533)
OKLCH	oklch(25.69% 0.053 266)
XYZ	xyz(1.7674, 1.6630, 4.6418)
Luminance	0.0166 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17223D #3D3217

analogous

#17353D #17223D #1F173D

triadic

#17223D #3D1722 #223D17

tetradic

#17223D #3D1735 #3D3217 #173D1F

square

#17223D #3D1735 #3D3217 #173D1F

split-complementary

#17223D #3D1F17 #353D17

monochromatic

#080C16 #080C16 #17223D #283B69 #395496

Accessibility & contrast

On white

15.76

#17223D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#17223D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17223D

15.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17223D	#FFFFFF	#000000	##FFFFFF
##17223D	1.00	15.76	1.33	15.76
#FFFFFF	15.76	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#17253E

Deuteranopia (green-blind)

#12213C

Tritanopia (blue-blind)

#04282C

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #17223d;
/* rgb */ color: rgb(23, 34, 61);
/* oklch */ color: oklch(25.7% 0.053 266.0);

Tailwind

colors: {
  custom: {
    50: '#575c72',
    500: '#17223d',
    950: '#000000',
  },
}

SCSS

$custom: #17223d;
$custom-light: #575c72;
$custom-dark: #000000;

JSON

{
  "hex": "#17223d",
  "rgb": {
    "r": 23,
    "g": 34,
    "b": 61
  },
  "hsl": {
    "h": 222.632,
    "s": 45.238,
    "l": 16.471
  },
  "oklch": {
    "l": 0.25689,
    "c": 0.05342,
    "h": 266
  },
  "luminance": 0.01663
}

Semantic roles & 50–950 ramp

primary

#17223D

secondary

#74643C

accent

#AF53D5

background

#F5F5F6

surface

#E9E9EC

border

#C5C5C7

text

#030408

muted

#78797B

Preview Lab

Preview with #17223D

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

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