#17345C#17345C

#17345C is a dark, moderate cyan. Relative luminance 0.034; OKLCH L 32.5% C 0.079 H 257.0°. Best body text is #FFFFFF at 12.48:1 contrast (WCAG AA passes).

Color values

HEX	#17345C
RGB	rgb(23, 52, 92)
HSL	hsl(215, 60%, 23%)
HSV	hsv(215, 75%, 36%)
CMYK	cmyk(75%, 43.5%, 0%, 63.9%)
CIE-LAB	lab(21.62, 4.40, -27.14)
CIE-LCH	lch(21.62, 27.49, 279.20°)
OKLab	oklab(32.55% -0.0178 -0.0774)
OKLCH	oklch(32.55% 0.079 257)
XYZ	xyz(3.5124, 3.4105, 10.5963)
Luminance	0.0341 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17345C #5C3F17

analogous

#17565C #17345C #1D175C

triadic

#17345C #5C1734 #345C17

tetradic

#17345C #5C1756 #5C3F17 #175C1D

square

#17345C #5C1756 #5C3F17 #175C1D

split-complementary

#17345C #5C1D17 #565C17

monochromatic

#060E18 #0B182B #17345C #23508D #2F6BBE

Accessibility & contrast

On white

12.48

#17345C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#17345C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17345C

12.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17345C	#FFFFFF	#000000	##FFFFFF
##17345C	1.00	12.48	1.68	12.48
#FFFFFF	12.48	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21375E

Deuteranopia (green-blind)

#17315B

Tritanopia (blue-blind)

#003D43

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #17345c;
/* rgb */ color: rgb(23, 52, 92);
/* oklch */ color: oklch(32.5% 0.079 257.0);

Tailwind

colors: {
  custom: {
    50: '#5e6b8a',
    500: '#17345c',
    950: '#000000',
  },
}

SCSS

$custom: #17345c;
$custom-light: #5e6b8a;
$custom-dark: #000000;

JSON

{
  "hex": "#17345c",
  "rgb": {
    "r": 23,
    "g": 52,
    "b": 92
  },
  "hsl": {
    "h": 214.783,
    "s": 60,
    "l": 22.549
  },
  "oklch": {
    "l": 0.32545,
    "c": 0.07942,
    "h": 257
  },
  "luminance": 0.03411
}

Semantic roles & 50–950 ramp

primary

#17345C

secondary

#936E3C

accent

#A145E3

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #17345C

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

Preview Lab → · Contrast checker → · Palette generator →