#1C4F7C#1C4F7C

#1C4F7C is a dark, moderate cyan. Relative luminance 0.073; OKLCH L 41.7% C 0.093 H 248.7°. Best body text is #FFFFFF at 8.54:1 contrast (WCAG AA passes).

Color values

HEX	#1C4F7C
RGB	rgb(28, 79, 124)
HSL	hsl(208, 63%, 30%)
HSV	hsv(208, 77%, 49%)
CMYK	cmyk(77.4%, 36.3%, 0%, 51.4%)
CIE-LAB	lab(32.47, -0.21, -30.33)
CIE-LCH	lch(32.47, 30.33, 269.61°)
OKLab	oklab(41.7% -0.0336 -0.0862)
OKLCH	oklch(41.7% 0.093 248.7)
XYZ	xyz(6.9116, 7.2933, 20.1084)
Luminance	0.0729 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4F7C #7C491C

analogous

#1C7C79 #1C4F7C #1C1F7C

triadic

#1C4F7C #7C1C4F #4F7C1C

tetradic

#1C4F7C #791C7C #7C491C #1F7C1C

square

#1C4F7C #791C7C #7C491C #1F7C1C

split-complementary

#1C4F7C #7C1C1F #7C791C

monochromatic

#061019 #112F4A #1C4F7C #276FAE #3F8ED4

Accessibility & contrast

On white

8.54

#1C4F7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#1C4F7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4F7C

8.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4F7C	#FFFFFF	#000000	##FFFFFF
##1C4F7C	1.00	8.54	2.46	8.54
#FFFFFF	8.54	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A517E

Deuteranopia (green-blind)

#2C487B

Tritanopia (blue-blind)

#005A5F

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1c4f7c;
/* rgb */ color: rgb(28, 79, 124);
/* oklch */ color: oklch(41.7% 0.093 248.7);

Tailwind

colors: {
  custom: {
    50: '#6780a2',
    500: '#1c4f7c',
    950: '#000000',
  },
}

SCSS

$custom: #1c4f7c;
$custom-light: #6780a2;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4f7c",
  "rgb": {
    "r": 28,
    "g": 79,
    "b": 124
  },
  "hsl": {
    "h": 208.125,
    "s": 63.158,
    "l": 29.804
  },
  "oklch": {
    "l": 0.41698,
    "c": 0.09256,
    "h": 248.7
  },
  "luminance": 0.07294
}

Semantic roles & 50–950 ramp

primary

#1C4F7C

secondary

#B07744

accent

#8F42E6

background

#F6F7FA

surface

#EBEEF3

border

#C6C9CD

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1C4F7C

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

Preview Lab → · Contrast checker → · Palette generator →