#17519E#17519E

#17519E is a dark, vivid cyan. Relative luminance 0.085; OKLCH L 44.4% C 0.138 H 257.4°. Best body text is #FFFFFF at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#17519E
RGB	rgb(23, 81, 158)
HSL	hsl(214, 75%, 35%)
HSV	hsv(214, 85%, 62%)
CMYK	cmyk(85.4%, 48.7%, 0%, 38%)
CIE-LAB	lab(35.07, 11.62, -46.95)
CIE-LCH	lch(35.07, 48.36, 283.90°)
OKLab	oklab(44.37% -0.0303 -0.135)
OKLCH	oklch(44.37% 0.138 257.4)
XYZ	xyz(9.4650, 8.5345, 33.4896)
Luminance	0.0854 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17519E #9E6417

analogous

#17949E #17519E #20179E

triadic

#17519E #9E1751 #519E17

tetradic

#17519E #9E1794 #9E6417 #179E20

square

#17519E #9E1794 #9E6417 #179E20

split-complementary

#17519E #9E2017 #949E17

monochromatic

#071A33 #0F3669 #17519E #1F6CD3 #4B8DE5

Accessibility & contrast

On white

7.76

#17519E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#17519E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17519E

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17519E	#FFFFFF	#000000	##FFFFFF
##17519E	1.00	7.76	2.71	7.76
#FFFFFF	7.76	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2459A1

Deuteranopia (green-blind)

#004D9C

Tritanopia (blue-blind)

#006470

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #17519e;
/* rgb */ color: rgb(23, 81, 158);
/* oklch */ color: oklch(44.4% 0.138 257.4);

Tailwind

colors: {
  custom: {
    50: '#6d81bb',
    500: '#17519e',
    950: '#000000',
  },
}

SCSS

$custom: #17519e;
$custom-light: #6d81bb;
$custom-dark: #000000;

JSON

{
  "hex": "#17519e",
  "rgb": {
    "r": 23,
    "g": 81,
    "b": 158
  },
  "hsl": {
    "h": 214.222,
    "s": 74.586,
    "l": 35.49
  },
  "oklch": {
    "l": 0.44374,
    "c": 0.1384,
    "h": 257.4
  },
  "luminance": 0.08536
}

Semantic roles & 50–950 ramp

primary

#17519E

secondary

#C6914A

accent

#A137F1

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A12

muted

#7B7C81

Preview Lab

Preview with #17519E

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

Preview Lab → · Contrast checker → · Palette generator →