#17385A#17385A

#17385A is a dark, moderate cyan. Relative luminance 0.037; OKLCH L 33.4% C 0.072 H 251.4°. Best body text is #FFFFFF at 12.00:1 contrast (WCAG AA passes).

Color values

HEX	#17385A
RGB	rgb(23, 56, 90)
HSL	hsl(210, 59%, 22%)
HSV	hsv(210, 74%, 35%)
CMYK	cmyk(74.4%, 37.8%, 0%, 64.7%)
CIE-LAB	lab(22.82, 0.77, -23.91)
CIE-LCH	lch(22.82, 23.92, 271.85°)
OKLab	oklab(33.44% -0.0228 -0.0679)
OKLCH	oklch(33.44% 0.072 251.4)
XYZ	xyz(3.6123, 3.7483, 10.2040)
Luminance	0.0375 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17385A #5A3917

analogous

#175A5A #17385A #18175A

triadic

#17385A #5A1738 #385A17

tetradic

#17385A #5A175A #5A3917 #175A18

square

#17385A #5A175A #5A3917 #175A18

split-complementary

#17385A #5A1817 #5A5A17

monochromatic

#060F18 #0B1A29 #17385A #23568B #3075BB

Accessibility & contrast

On white

12.00

#17385A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#17385A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17385A

12.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17385A	#FFFFFF	#000000	##FFFFFF
##17385A	1.00	12.00	1.75	12.00
#FFFFFF	12.00	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#293A5B

Deuteranopia (green-blind)

#1F3459

Tritanopia (blue-blind)

#004044

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #17385a;
/* rgb */ color: rgb(23, 56, 90);
/* oklch */ color: oklch(33.4% 0.072 251.4);

Tailwind

colors: {
  custom: {
    50: '#5d6e89',
    500: '#17385a',
    950: '#000000',
  },
}

SCSS

$custom: #17385a;
$custom-light: #5d6e89;
$custom-dark: #000000;

JSON

{
  "hex": "#17385a",
  "rgb": {
    "r": 23,
    "g": 56,
    "b": 90
  },
  "hsl": {
    "h": 210.448,
    "s": 59.292,
    "l": 22.157
  },
  "oklch": {
    "l": 0.33443,
    "c": 0.07163,
    "h": 251.4
  },
  "luminance": 0.03749
}

Semantic roles & 50–950 ramp

primary

#17385A

secondary

#91673C

accent

#9545E2

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#05070B

muted

#797A7C

Preview Lab

Preview with #17385A

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

Preview Lab → · Contrast checker → · Palette generator →