#17519D#17519D

#17519D is a dark, vivid cyan. Relative luminance 0.085; OKLCH L 44.3% C 0.137 H 257.2°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#17519D
RGB	rgb(23, 81, 157)
HSL	hsl(214, 74%, 35%)
HSV	hsv(214, 85%, 62%)
CMYK	cmyk(85.4%, 48.4%, 0%, 38.4%)
CIE-LAB	lab(35.00, 11.21, -46.46)
CIE-LCH	lch(35.00, 47.79, 283.57°)
OKLab	oklab(44.3% -0.0305 -0.1336)
OKLCH	oklch(44.3% 0.137 257.2)
XYZ	xyz(9.3793, 8.5002, 33.0381)
Luminance	0.0850 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17519D #9D6317

analogous

#17949D #17519D #20179D

triadic

#17519D #9D1751 #519D17

tetradic

#17519D #9D1794 #9D6317 #179D20

square

#17519D #9D1794 #9D6317 #179D20

split-complementary

#17519D #9D2017 #949D17

monochromatic

#071A32 #0F3568 #17519D #1F6DD2 #4A8DE4

Accessibility & contrast

On white

7.78

#17519D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#17519D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17519D

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17519D	#FFFFFF	#000000	##FFFFFF
##17519D	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2559A0

Deuteranopia (green-blind)

#004D9B

Tritanopia (blue-blind)

#00636F

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #17519d;
/* rgb */ color: rgb(23, 81, 157);
/* oklch */ color: oklch(44.3% 0.137 257.2);

Tailwind

colors: {
  custom: {
    50: '#6d81ba',
    500: '#17519d',
    950: '#000000',
  },
}

SCSS

$custom: #17519d;
$custom-light: #6d81ba;
$custom-dark: #000000;

JSON

{
  "hex": "#17519d",
  "rgb": {
    "r": 23,
    "g": 81,
    "b": 157
  },
  "hsl": {
    "h": 214.03,
    "s": 74.444,
    "l": 35.294
  },
  "oklch": {
    "l": 0.44299,
    "c": 0.13704,
    "h": 257.2
  },
  "luminance": 0.08501
}

Semantic roles & 50–950 ramp

primary

#17519D

secondary

#C6904A

accent

#A037F1

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A12

muted

#7B7C81

Preview Lab

Preview with #17519D

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

Preview Lab → · Contrast checker → · Palette generator →