#17274C#17274C

#17274C is a dark, moderate blue. Relative luminance 0.022; OKLCH L 28.1% C 0.071 H 264.6°. Best body text is #FFFFFF at 14.68:1 contrast (WCAG AA passes).

Color values

HEX	#17274C
RGB	rgb(23, 39, 76)
HSL	hsl(222, 54%, 19%)
HSV	hsv(222, 70%, 30%)
CMYK	cmyk(69.7%, 48.7%, 0%, 70.2%)
CIE-LAB	lab(16.28, 7.20, -24.95)
CIE-LCH	lch(16.28, 25.96, 286.11°)
OKLab	oklab(28.07% -0.0067 -0.0712)
OKLCH	oklch(28.07% 0.071 264.6)
XYZ	xyz(2.3829, 2.1548, 7.1264)
Luminance	0.0215 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17274C #4C3C17

analogous

#17424C #17274C #22174C

triadic

#17274C #4C1727 #274C17

tetradic

#17274C #4C1742 #4C3C17 #174C22

square

#17274C #4C1742 #4C3C17 #174C22

split-complementary

#17274C #4C2217 #424C17

monochromatic

#070C17 #090F1D #17274C #253F7B #3357AA

Accessibility & contrast

On white

14.68

#17274C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#17274C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17274C

14.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17274C	#FFFFFF	#000000	##FFFFFF
##17274C	1.00	14.68	1.43	14.68
#FFFFFF	14.68	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#162B4D

Deuteranopia (green-blind)

#0D264B

Tritanopia (blue-blind)

#002F35

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #17274c;
/* rgb */ color: rgb(23, 39, 76);
/* oklch */ color: oklch(28.1% 0.071 264.6);

Tailwind

colors: {
  custom: {
    50: '#5a607e',
    500: '#17274c',
    950: '#000000',
  },
}

SCSS

$custom: #17274c;
$custom-light: #5a607e;
$custom-dark: #000000;

JSON

{
  "hex": "#17274c",
  "rgb": {
    "r": 23,
    "g": 39,
    "b": 76
  },
  "hsl": {
    "h": 221.887,
    "s": 53.535,
    "l": 19.412
  },
  "oklch": {
    "l": 0.28072,
    "c": 0.07149,
    "h": 264.6
  },
  "luminance": 0.02155
}

Semantic roles & 50–950 ramp

primary

#17274C

secondary

#836E3C

accent

#B14BDD

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04040A

muted

#79797C

Preview Lab

Preview with #17274C

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

Preview Lab → · Contrast checker → · Palette generator →