#17224B#17224B

#17224B is a dark, moderate blue. Relative luminance 0.018; OKLCH L 26.8% C 0.077 H 269.3°. Best body text is #FFFFFF at 15.36:1 contrast (WCAG AA passes).

Color values

HEX	#17224B
RGB	rgb(23, 34, 75)
HSL	hsl(227, 53%, 19%)
HSV	hsv(227, 69%, 29%)
CMYK	cmyk(69.3%, 54.7%, 0%, 70.6%)
CIE-LAB	lab(14.59, 10.53, -26.97)
CIE-LCH	lch(14.59, 28.95, 291.32°)
OKLab	oklab(26.76% -0.0009 -0.0772)
OKLCH	oklch(26.76% 0.077 269.3)
XYZ	xyz(2.1949, 1.8340, 6.8936)
Luminance	0.0183 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17224B #4B4017

analogous

#173C4B #17224B #26174B

triadic

#17224B #4B1722 #224B17

tetradic

#17224B #4B173C #4B4017 #174B26

square

#17224B #4B173C #4B4017 #174B26

split-complementary

#17224B #4B2617 #3C4B17

monochromatic

#070B17 #090D1C #17224B #25377A #344CA9

Accessibility & contrast

On white

15.36

#17224B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#17224B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17224B

15.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17224B	#FFFFFF	#000000	##FFFFFF
##17224B	1.00	15.36	1.37	15.36
#FFFFFF	15.36	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C274C

Deuteranopia (green-blind)

#03234A

Tritanopia (blue-blind)

#002B32

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #17224b;
/* rgb */ color: rgb(23, 34, 75);
/* oklch */ color: oklch(26.8% 0.077 269.3);

Tailwind

colors: {
  custom: {
    50: '#5a5c7d',
    500: '#17224b',
    950: '#000000',
  },
}

SCSS

$custom: #17224b;
$custom-light: #5a5c7d;
$custom-dark: #000000;

JSON

{
  "hex": "#17224b",
  "rgb": {
    "r": 23,
    "g": 34,
    "b": 75
  },
  "hsl": {
    "h": 227.308,
    "s": 53.061,
    "l": 19.216
  },
  "oklch": {
    "l": 0.26759,
    "c": 0.07722,
    "h": 269.3
  },
  "luminance": 0.01834
}

Semantic roles & 50–950 ramp

primary

#17224B

secondary

#82733C

accent

#BE4BDC

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04040A

muted

#79797C

Preview Lab

Preview with #17224B

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

Preview Lab → · Contrast checker → · Palette generator →