#1C517A#1C517A

#1C517A is a dark, moderate cyan. Relative luminance 0.075; OKLCH L 42.1% C 0.088 H 245.6°. Best body text is #FFFFFF at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#1C517A
RGB	rgb(28, 81, 122)
HSL	hsl(206, 63%, 29%)
HSV	hsv(206, 77%, 48%)
CMYK	cmyk(77%, 33.6%, 0%, 52.2%)
CIE-LAB	lab(33.00, -2.29, -28.25)
CIE-LCH	lch(33.00, 28.34, 265.37°)
OKLab	oklab(42.08% -0.0363 -0.0801)
OKLCH	oklch(42.08% 0.088 245.6)
XYZ	xyz(6.9328, 7.5361, 19.4978)
Luminance	0.0754 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C517A #7A451C

analogous

#1C7A74 #1C517A #1C227A

triadic

#1C517A #7A1C51 #517A1C

tetradic

#1C517A #741C7A #7A451C #227A1C

square

#1C517A #741C7A #7A451C #227A1C

split-complementary

#1C517A #7A1C22 #7A741C

monochromatic

#061119 #113048 #1C517A #2772AC #3E92D3

Accessibility & contrast

On white

8.38

#1C517A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#1C517A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C517A

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C517A	#FFFFFF	#000000	##FFFFFF
##1C517A	1.00	8.38	2.51	8.38
#FFFFFF	8.38	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E527C

Deuteranopia (green-blind)

#314A79

Tritanopia (blue-blind)

#005B60

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1c517a;
/* rgb */ color: rgb(28, 81, 122);
/* oklch */ color: oklch(42.1% 0.088 245.6);

Tailwind

colors: {
  custom: {
    50: '#6681a0',
    500: '#1c517a',
    950: '#000000',
  },
}

SCSS

$custom: #1c517a;
$custom-light: #6681a0;
$custom-dark: #000000;

JSON

{
  "hex": "#1c517a",
  "rgb": {
    "r": 28,
    "g": 81,
    "b": 122
  },
  "hsl": {
    "h": 206.17,
    "s": 62.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.42081,
    "c": 0.08795,
    "h": 245.6
  },
  "luminance": 0.07537
}

Semantic roles & 50–950 ramp

primary

#1C517A

secondary

#AE7244

accent

#8942E6

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#070A0F

muted

#7A7C7E

Preview Lab

Preview with #1C517A

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

Preview Lab → · Contrast checker → · Palette generator →