#17375C#17375C

#17375C is a dark, moderate cyan. Relative luminance 0.037; OKLCH L 33.3% C 0.076 H 253.8°. Best body text is #FFFFFF at 12.09:1 contrast (WCAG AA passes).

Color values

HEX	#17375C
RGB	rgb(23, 55, 92)
HSL	hsl(212, 60%, 23%)
HSV	hsv(212, 75%, 36%)
CMYK	cmyk(75%, 40.2%, 0%, 63.9%)
CIE-LAB	lab(22.61, 2.28, -25.56)
CIE-LCH	lch(22.61, 25.66, 275.11°)
OKLab	oklab(33.32% -0.0211 -0.0727)
OKLCH	oklch(33.32% 0.076 253.8)
XYZ	xyz(3.6506, 3.6869, 10.6424)
Luminance	0.0369 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17375C #5C3C17

analogous

#17595C #17375C #1A175C

triadic

#17375C #5C1737 #375C17

tetradic

#17375C #5C1759 #5C3C17 #175C1A

square

#17375C #5C1759 #5C3C17 #175C1A

split-complementary

#17375C #5C1A17 #595C17

monochromatic

#060F18 #0B1A2B #17375C #23548D #2F72BE

Accessibility & contrast

On white

12.09

#17375C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#17375C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17375C

12.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17375C	#FFFFFF	#000000	##FFFFFF
##17375C	1.00	12.09	1.74	12.09
#FFFFFF	12.09	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#263A5E

Deuteranopia (green-blind)

#1C335B

Tritanopia (blue-blind)

#004045

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #17375c;
/* rgb */ color: rgb(23, 55, 92);
/* oklch */ color: oklch(33.3% 0.076 253.8);

Tailwind

colors: {
  custom: {
    50: '#5e6d8a',
    500: '#17375c',
    950: '#000000',
  },
}

SCSS

$custom: #17375c;
$custom-light: #5e6d8a;
$custom-dark: #000000;

JSON

{
  "hex": "#17375c",
  "rgb": {
    "r": 23,
    "g": 55,
    "b": 92
  },
  "hsl": {
    "h": 212.174,
    "s": 60,
    "l": 22.549
  },
  "oklch": {
    "l": 0.33316,
    "c": 0.07574,
    "h": 253.8
  },
  "luminance": 0.03687
}

Semantic roles & 50–950 ramp

primary

#17375C

secondary

#936B3C

accent

#9A45E3

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #17375C

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

Preview Lab → · Contrast checker → · Palette generator →