#17213A#17213A

#17213A is a dark, muted blue. Relative luminance 0.016; OKLCH L 25.2% C 0.050 H 266.4°. Best body text is #FFFFFF at 15.97:1 contrast (WCAG AA passes).

Color values

HEX	#17213A
RGB	rgb(23, 33, 58)
HSL	hsl(223, 43%, 16%)
HSV	hsv(223, 60%, 23%)
CMYK	cmyk(60.3%, 43.1%, 0%, 77.3%)
CIE-LAB	lab(13.08, 4.41, -17.54)
CIE-LCH	lch(13.08, 18.09, 284.10°)
OKLab	oklab(25.22% -0.0031 -0.0496)
OKLCH	oklch(25.22% 0.05 266.4)
XYZ	xyz(1.6607, 1.5752, 4.2187)
Luminance	0.0158 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17213A #3A3017

analogous

#17323A #17213A #1E173A

triadic

#17213A #3A1721 #213A17

tetradic

#17213A #3A1732 #3A3017 #173A1E

square

#17213A #3A1732 #3A3017 #173A1E

split-complementary

#17213A #3A1E17 #323A17

monochromatic

#090C16 #090C16 #17213A #283A66 #3A5392

Accessibility & contrast

On white

15.97

#17213A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#17213A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17213A

15.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17213A	#FFFFFF	#000000	##FFFFFF
##17213A	1.00	15.97	1.32	15.97
#FFFFFF	15.97	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#17233B

Deuteranopia (green-blind)

#132039

Tritanopia (blue-blind)

#07262A

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #17213a;
/* rgb */ color: rgb(23, 33, 58);
/* oklch */ color: oklch(25.2% 0.050 266.4);

Tailwind

colors: {
  custom: {
    50: '#575b70',
    500: '#17213a',
    950: '#000000',
  },
}

SCSS

$custom: #17213a;
$custom-light: #575b70;
$custom-dark: #000000;

JSON

{
  "hex": "#17213a",
  "rgb": {
    "r": 23,
    "g": 33,
    "b": 58
  },
  "hsl": {
    "h": 222.857,
    "s": 43.21,
    "l": 15.882
  },
  "oklch": {
    "l": 0.25217,
    "c": 0.04967,
    "h": 266.4
  },
  "luminance": 0.01575
}

Semantic roles & 50–950 ramp

primary

#17213A

secondary

#71623C

accent

#AF55D3

background

#F5F5F6

surface

#E9E9EC

border

#C5C5C7

text

#030407

muted

#78797A

Preview Lab

Preview with #17213A

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

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