#17345B#17345B

#17345B is a dark, moderate cyan. Relative luminance 0.034; OKLCH L 32.5% C 0.078 H 256.6°. Best body text is #FFFFFF at 12.51:1 contrast (WCAG AA passes).

Color values

HEX	#17345B
RGB	rgb(23, 52, 91)
HSL	hsl(214, 60%, 22%)
HSV	hsv(214, 75%, 36%)
CMYK	cmyk(74.7%, 42.9%, 0%, 64.3%)
CIE-LAB	lab(21.55, 3.98, -26.58)
CIE-LCH	lch(21.55, 26.88, 278.52°)
OKLab	oklab(32.47% -0.0181 -0.0758)
OKLCH	oklch(32.47% 0.078 256.6)
XYZ	xyz(3.4690, 3.3931, 10.3676)
Luminance	0.0339 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17345B #5B3E17

analogous

#17565B #17345B #1C175B

triadic

#17345B #5B1734 #345B17

tetradic

#17345B #5B1756 #5B3E17 #175B1C

square

#17345B #5B1756 #5B3E17 #175B1C

split-complementary

#17345B #5B1C17 #565B17

monochromatic

#060E18 #0B182A #17345B #23508C #306CBD

Accessibility & contrast

On white

12.51

#17345B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#17345B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17345B

12.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17345B	#FFFFFF	#000000	##FFFFFF
##17345B	1.00	12.51	1.68	12.51
#FFFFFF	12.51	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22375D

Deuteranopia (green-blind)

#18315A

Tritanopia (blue-blind)

#003D43

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #17345b;
/* rgb */ color: rgb(23, 52, 91);
/* oklch */ color: oklch(32.5% 0.078 256.6);

Tailwind

colors: {
  custom: {
    50: '#5d6b89',
    500: '#17345b',
    950: '#000000',
  },
}

SCSS

$custom: #17345b;
$custom-light: #5d6b89;
$custom-dark: #000000;

JSON

{
  "hex": "#17345b",
  "rgb": {
    "r": 23,
    "g": 52,
    "b": 91
  },
  "hsl": {
    "h": 214.412,
    "s": 59.649,
    "l": 22.353
  },
  "oklch": {
    "l": 0.32474,
    "c": 0.07789,
    "h": 256.6
  },
  "luminance": 0.03393
}

Semantic roles & 50–950 ramp

primary

#17345B

secondary

#926D3C

accent

#A045E3

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#05060B

muted

#797A7C

Preview Lab

Preview with #17345B

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

Preview Lab → · Contrast checker → · Palette generator →