#1C4D79#1C4D79

#1C4D79 is a dark, moderate cyan. Relative luminance 0.069; OKLCH L 41.0% C 0.091 H 249.0°. Best body text is #FFFFFF at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#1C4D79
RGB	rgb(28, 77, 121)
HSL	hsl(208, 62%, 29%)
HSV	hsv(208, 77%, 47%)
CMYK	cmyk(76.9%, 36.4%, 0%, 52.5%)
CIE-LAB	lab(31.66, -0.09, -29.75)
CIE-LCH	lch(31.66, 29.75, 269.83°)
OKLab	oklab(41.01% -0.0325 -0.0845)
OKLCH	oklch(41.01% 0.091 249)
XYZ	xyz(6.5826, 6.9344, 19.0770)
Luminance	0.0693 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4D79 #79481C

analogous

#1C7977 #1C4D79 #1C1F79

triadic

#1C4D79 #791C4D #4D791C

tetradic

#1C4D79 #771C79 #79481C #1F791C

square

#1C4D79 #771C79 #79481C #1F791C

split-complementary

#1C4D79 #791C1F #79771C

monochromatic

#061019 #102D47 #1C4D79 #286DAB #3D8CD2

Accessibility & contrast

On white

8.80

#1C4D79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#1C4D79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4D79

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4D79	#FFFFFF	#000000	##FFFFFF
##1C4D79	1.00	8.80	2.39	8.80
#FFFFFF	8.80	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#394F7B

Deuteranopia (green-blind)

#2B4778

Tritanopia (blue-blind)

#00575D

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1c4d79;
/* rgb */ color: rgb(28, 77, 121);
/* oklch */ color: oklch(41.0% 0.091 249.0);

Tailwind

colors: {
  custom: {
    50: '#667ea0',
    500: '#1c4d79',
    950: '#000000',
  },
}

SCSS

$custom: #1c4d79;
$custom-light: #667ea0;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4d79",
  "rgb": {
    "r": 28,
    "g": 77,
    "b": 121
  },
  "hsl": {
    "h": 208.387,
    "s": 62.416,
    "l": 29.216
  },
  "oklch": {
    "l": 0.41008,
    "c": 0.09057,
    "h": 249
  },
  "luminance": 0.06935
}

Semantic roles & 50–950 ramp

primary

#1C4D79

secondary

#AD7644

accent

#9042E5

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#06090E

muted

#7A7B7E

Preview Lab

Preview with #1C4D79

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

Preview Lab → · Contrast checker → · Palette generator →