#17355E#17355E

#17355E is a dark, moderate cyan. Relative luminance 0.035; OKLCH L 32.9% C 0.081 H 256.9°. Best body text is #FFFFFF at 12.30:1 contrast (WCAG AA passes).

Color values

HEX	#17355E
RGB	rgb(23, 53, 94)
HSL	hsl(215, 61%, 23%)
HSV	hsv(215, 76%, 37%)
CMYK	cmyk(75.5%, 43.6%, 0%, 63.1%)
CIE-LAB	lab(22.07, 4.52, -27.72)
CIE-LCH	lch(22.07, 28.09, 279.25°)
OKLab	oklab(32.94% -0.0184 -0.0791)
OKLCH	oklch(32.94% 0.081 256.9)
XYZ	xyz(3.6461, 3.5361, 11.0779)
Luminance	0.0354 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17355E #5E4017

analogous

#17585E #17355E #1C175E

triadic

#17355E #5E1735 #355E17

tetradic

#17355E #5E1758 #5E4017 #175E1C

square

#17355E #5E1758 #5E4017 #175E1C

split-complementary

#17355E #5E1C17 #585E17

monochromatic

#060E19 #0B192D #17355E #23518F #2F6CC0

Accessibility & contrast

On white

12.30

#17355E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#17355E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17355E

12.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17355E	#FFFFFF	#000000	##FFFFFF
##17355E	1.00	12.30	1.71	12.30
#FFFFFF	12.30	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#223860

Deuteranopia (green-blind)

#16325D

Tritanopia (blue-blind)

#003F45

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #17355e;
/* rgb */ color: rgb(23, 53, 94);
/* oklch */ color: oklch(32.9% 0.081 256.9);

Tailwind

colors: {
  custom: {
    50: '#5e6b8c',
    500: '#17355e',
    950: '#000000',
  },
}

SCSS

$custom: #17355e;
$custom-light: #5e6b8c;
$custom-dark: #000000;

JSON

{
  "hex": "#17355e",
  "rgb": {
    "r": 23,
    "g": 53,
    "b": 94
  },
  "hsl": {
    "h": 214.648,
    "s": 60.684,
    "l": 22.941
  },
  "oklch": {
    "l": 0.32941,
    "c": 0.08122,
    "h": 256.9
  },
  "luminance": 0.03537
}

Semantic roles & 50–950 ramp

primary

#17355E

secondary

#956F3C

accent

#A044E4

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #17355E

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

Preview Lab → · Contrast checker → · Palette generator →