#17273D#17273D

#17273D is a dark, muted cyan. Relative luminance 0.020; OKLCH L 27.0% C 0.047 H 256.6°. Best body text is #FFFFFF at 15.06:1 contrast (WCAG AA passes).

Color values

HEX	#17273D
RGB	rgb(23, 39, 61)
HSL	hsl(215, 45%, 16%)
HSV	hsv(215, 62%, 24%)
CMYK	cmyk(62.3%, 36.1%, 0%, 76.1%)
CIE-LAB	lab(15.33, 1.16, -16.11)
CIE-LCH	lch(15.33, 16.15, 274.10°)
OKLab	oklab(27.03% -0.0108 -0.0453)
OKLCH	oklch(27.03% 0.047 256.6)
XYZ	xyz(1.9209, 1.9700, 4.6930)
Luminance	0.0197 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17273D #3D2D17

analogous

#173A3D #17273D #1A173D

triadic

#17273D #3D1727 #273D17

tetradic

#17273D #3D173A #3D2D17 #173D1A

square

#17273D #3D173A #3D2D17 #173D1A

split-complementary

#17273D #3D1A17 #3A3D17

monochromatic

#080E16 #080E16 #17273D #284369 #396096

Accessibility & contrast

On white

15.06

#17273D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#17273D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17273D

15.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17273D	#FFFFFF	#000000	##FFFFFF
##17273D	1.00	15.06	1.39	15.06
#FFFFFF	15.06	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E283E

Deuteranopia (green-blind)

#19253D

Tritanopia (blue-blind)

#032C2F

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #17273d;
/* rgb */ color: rgb(23, 39, 61);
/* oklch */ color: oklch(27.0% 0.047 256.6);

Tailwind

colors: {
  custom: {
    50: '#576072',
    500: '#17273d',
    950: '#000000',
  },
}

SCSS

$custom: #17273d;
$custom-light: #576072;
$custom-dark: #000000;

JSON

{
  "hex": "#17273d",
  "rgb": {
    "r": 23,
    "g": 39,
    "b": 61
  },
  "hsl": {
    "h": 214.737,
    "s": 45.238,
    "l": 16.471
  },
  "oklch": {
    "l": 0.27026,
    "c": 0.04662,
    "h": 256.6
  },
  "luminance": 0.0197
}

Semantic roles & 50–950 ramp

primary

#17273D

secondary

#745C3C

accent

#9E53D5

background

#F5F5F6

surface

#E9E9EC

border

#C5C5C7

text

#030508

muted

#78797B

Preview Lab

Preview with #17273D

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

Preview Lab → · Contrast checker → · Palette generator →