#1C517C#1C517C

#1C517C is a dark, moderate cyan. Relative luminance 0.076; OKLCH L 42.2% C 0.091 H 246.8°. Best body text is #FFFFFF at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#1C517C
RGB	rgb(28, 81, 124)
HSL	hsl(207, 63%, 30%)
HSV	hsv(207, 77%, 49%)
CMYK	cmyk(77.4%, 34.7%, 0%, 51.4%)
CIE-LAB	lab(33.11, -1.50, -29.32)
CIE-LCH	lch(33.11, 29.36, 267.07°)
OKLab	oklab(42.2% -0.0356 -0.0832)
OKLCH	oklch(42.2% 0.091 246.8)
XYZ	xyz(7.0580, 7.5862, 20.1572)
Luminance	0.0759 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C517C #7C471C

analogous

#1C7C77 #1C517C #1C217C

triadic

#1C517C #7C1C51 #517C1C

tetradic

#1C517C #771C7C #7C471C #217C1C

square

#1C517C #771C7C #7C471C #217C1C

split-complementary

#1C517C #7C1C21 #7C771C

monochromatic

#061019 #11304A #1C517C #2772AE #3F91D4

Accessibility & contrast

On white

8.34

#1C517C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#1C517C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C517C

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C517C	#FFFFFF	#000000	##FFFFFF
##1C517C	1.00	8.34	2.52	8.34
#FFFFFF	8.34	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D537E

Deuteranopia (green-blind)

#304A7B

Tritanopia (blue-blind)

#005B60

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1c517c;
/* rgb */ color: rgb(28, 81, 124);
/* oklch */ color: oklch(42.2% 0.091 246.8);

Tailwind

colors: {
  custom: {
    50: '#6781a2',
    500: '#1c517c',
    950: '#000000',
  },
}

SCSS

$custom: #1c517c;
$custom-light: #6781a2;
$custom-dark: #000000;

JSON

{
  "hex": "#1c517c",
  "rgb": {
    "r": 28,
    "g": 81,
    "b": 124
  },
  "hsl": {
    "h": 206.875,
    "s": 63.158,
    "l": 29.804
  },
  "oklch": {
    "l": 0.42202,
    "c": 0.09056,
    "h": 246.8
  },
  "luminance": 0.07587
}

Semantic roles & 50–950 ramp

primary

#1C517C

secondary

#B07444

accent

#8B42E6

background

#F6F7FA

surface

#EBEEF3

border

#C6C9CD

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1C517C

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

Preview Lab → · Contrast checker → · Palette generator →