#1C4E7C#1C4E7C

#1C4E7C is a dark, moderate cyan. Relative luminance 0.072; OKLCH L 41.4% C 0.094 H 249.6°. Best body text is #FFFFFF at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#1C4E7C
RGB	rgb(28, 78, 124)
HSL	hsl(209, 63%, 30%)
HSV	hsv(209, 77%, 49%)
CMYK	cmyk(77.4%, 37.1%, 0%, 51.4%)
CIE-LAB	lab(32.15, 0.45, -30.84)
CIE-LCH	lch(32.15, 30.84, 270.83°)
OKLab	oklab(41.45% -0.0326 -0.0877)
OKLCH	oklch(41.45% 0.094 249.6)
XYZ	xyz(6.8400, 7.1501, 20.0845)
Luminance	0.0715 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4E7C #7C4A1C

analogous

#1C7C7A #1C4E7C #1C1E7C

triadic

#1C4E7C #7C1C4E #4E7C1C

tetradic

#1C4E7C #7A1C7C #7C4A1C #1E7C1C

square

#1C4E7C #7A1C7C #7C4A1C #1E7C1C

split-complementary

#1C4E7C #7C1C1E #7C7A1C

monochromatic

#061019 #112F4A #1C4E7C #276DAE #3F8CD4

Accessibility & contrast

On white

8.64

#1C4E7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#1C4E7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4E7C

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4E7C	#FFFFFF	#000000	##FFFFFF
##1C4E7C	1.00	8.64	2.43	8.64
#FFFFFF	8.64	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#39507E

Deuteranopia (green-blind)

#2B487B

Tritanopia (blue-blind)

#00595F

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1c4e7c;
/* rgb */ color: rgb(28, 78, 124);
/* oklch */ color: oklch(41.4% 0.094 249.6);

Tailwind

colors: {
  custom: {
    50: '#677fa2',
    500: '#1c4e7c',
    950: '#000000',
  },
}

SCSS

$custom: #1c4e7c;
$custom-light: #677fa2;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4e7c",
  "rgb": {
    "r": 28,
    "g": 78,
    "b": 124
  },
  "hsl": {
    "h": 208.75,
    "s": 63.158,
    "l": 29.804
  },
  "oklch": {
    "l": 0.41448,
    "c": 0.09359,
    "h": 249.6
  },
  "luminance": 0.07151
}

Semantic roles & 50–950 ramp

primary

#1C4E7C

secondary

#B07844

accent

#9042E6

background

#F6F7FA

surface

#EBEEF3

border

#C6C9CD

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1C4E7C

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

Preview Lab → · Contrast checker → · Palette generator →