#17274B#17274B

#17274B is a dark, moderate blue. Relative luminance 0.021; OKLCH L 28.0% C 0.070 H 264.3°. Best body text is #FFFFFF at 14.70:1 contrast (WCAG AA passes).

Color values

HEX	#17274B
RGB	rgb(23, 39, 75)
HSL	hsl(222, 53%, 19%)
HSV	hsv(222, 69%, 29%)
CMYK	cmyk(69.3%, 48%, 0%, 70.6%)
CIE-LAB	lab(16.21, 6.79, -24.37)
CIE-LCH	lch(16.21, 25.30, 285.57°)
OKLab	oklab(28% -0.0069 -0.0695)
OKLCH	oklch(28% 0.07 264.3)
XYZ	xyz(2.3484, 2.1410, 6.9447)
Luminance	0.0214 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17274B #4B3B17

analogous

#17414B #17274B #21174B

triadic

#17274B #4B1727 #274B17

tetradic

#17274B #4B1741 #4B3B17 #174B21

square

#17274B #4B1741 #4B3B17 #174B21

split-complementary

#17274B #4B2117 #414B17

monochromatic

#070C17 #090F1C #17274B #253F7A #3458A9

Accessibility & contrast

On white

14.70

#17274B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#17274B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17274B

14.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17274B	#FFFFFF	#000000	##FFFFFF
##17274B	1.00	14.70	1.43	14.70
#FFFFFF	14.70	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#162B4C

Deuteranopia (green-blind)

#0E264A

Tritanopia (blue-blind)

#002F35

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #17274b;
/* rgb */ color: rgb(23, 39, 75);
/* oklch */ color: oklch(28.0% 0.070 264.3);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#17274b",
  "rgb": {
    "r": 23,
    "g": 39,
    "b": 75
  },
  "hsl": {
    "h": 221.538,
    "s": 53.061,
    "l": 19.216
  },
  "oklch": {
    "l": 0.27997,
    "c": 0.06984,
    "h": 264.3
  },
  "luminance": 0.02141
}

Semantic roles & 50–950 ramp

primary

#17274B

secondary

#826C3C

accent

#B04BDC

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04040A

muted

#79797C

Preview Lab

Preview with #17274B

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

Preview Lab → · Contrast checker → · Palette generator →