#17274A#17274A

#17274A is a dark, moderate blue. Relative luminance 0.021; OKLCH L 27.9% C 0.068 H 264.0°. Best body text is #FFFFFF at 14.73:1 contrast (WCAG AA passes).

Color values

HEX	#17274A
RGB	rgb(23, 39, 74)
HSL	hsl(221, 53%, 19%)
HSV	hsv(221, 69%, 29%)
CMYK	cmyk(68.9%, 47.3%, 0%, 71%)
CIE-LAB	lab(16.14, 6.38, -23.80)
CIE-LCH	lch(16.14, 24.64, 285.01°)
OKLab	oklab(27.92% -0.0071 -0.0678)
OKLCH	oklch(27.92% 0.068 264)
XYZ	xyz(2.3145, 2.1274, 6.7659)
Luminance	0.0213 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17274A #4A3A17

analogous

#17414A #17274A #21174A

triadic

#17274A #4A1727 #274A17

tetradic

#17274A #4A1741 #4A3A17 #174A21

square

#17274A #4A1741 #4A3A17 #174A21

split-complementary

#17274A #4A2117 #414A17

monochromatic

#070C17 #080E1B #17274A #264079 #3458A7

Accessibility & contrast

On white

14.73

#17274A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#17274A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17274A

14.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17274A	#FFFFFF	#000000	##FFFFFF
##17274A	1.00	14.73	1.43	14.73
#FFFFFF	14.73	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#172B4B

Deuteranopia (green-blind)

#102649

Tritanopia (blue-blind)

#002F34

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #17274a;
/* rgb */ color: rgb(23, 39, 74);
/* oklch */ color: oklch(27.9% 0.068 264.0);

Tailwind

colors: {
  custom: {
    50: '#5a607d',
    500: '#17274a',
    950: '#000000',
  },
}

SCSS

$custom: #17274a;
$custom-light: #5a607d;
$custom-dark: #000000;

JSON

{
  "hex": "#17274a",
  "rgb": {
    "r": 23,
    "g": 39,
    "b": 74
  },
  "hsl": {
    "h": 221.176,
    "s": 52.577,
    "l": 19.02
  },
  "oklch": {
    "l": 0.27922,
    "c": 0.06819,
    "h": 264
  },
  "luminance": 0.02128
}

Semantic roles & 50–950 ramp

primary

#17274A

secondary

#816B3C

accent

#AF4CDC

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#040409

muted

#79797B

Preview Lab

Preview with #17274A

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

Preview Lab → · Contrast checker → · Palette generator →