#1C4070#1C4070

#1C4070 is a dark, moderate cyan. Relative luminance 0.051; OKLCH L 37.2% C 0.093 H 256.5°. Best body text is #FFFFFF at 10.41:1 contrast (WCAG AA passes).

Color values

HEX	#1C4070
RGB	rgb(28, 64, 112)
HSL	hsl(214, 60%, 27%)
HSV	hsv(214, 75%, 44%)
CMYK	cmyk(75%, 42.9%, 0%, 56.1%)
CIE-LAB	lab(26.97, 5.03, -31.52)
CIE-LCH	lch(26.97, 31.92, 279.07°)
OKLab	oklab(37.17% -0.0216 -0.09)
OKLCH	oklch(37.17% 0.093 256.5)
XYZ	xyz(5.2358, 5.0830, 16.0313)
Luminance	0.0508 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4070 #704C1C

analogous

#1C6A70 #1C4070 #221C70

triadic

#1C4070 #701C40 #40701C

tetradic

#1C4070 #701C6A #704C1C #1C7022

square

#1C4070 #701C6A #704C1C #1C7022

split-complementary

#1C4070 #70221C #6A701C

monochromatic

#060E18 #10243F #1C4070 #285CA1 #3979CD

Accessibility & contrast

On white

10.41

#1C4070 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#1C4070 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4070

10.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4070	#FFFFFF	#000000	##FFFFFF
##1C4070	1.00	10.41	2.02	10.41
#FFFFFF	10.41	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#294472

Deuteranopia (green-blind)

#1C3C6F

Tritanopia (blue-blind)

#004B52

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #1c4070;
/* rgb */ color: rgb(28, 64, 112);
/* oklch */ color: oklch(37.2% 0.093 256.5);

Tailwind

colors: {
  custom: {
    50: '#647499',
    500: '#1c4070',
    950: '#000000',
  },
}

SCSS

$custom: #1c4070;
$custom-light: #647499;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4070",
  "rgb": {
    "r": 28,
    "g": 64,
    "b": 112
  },
  "hsl": {
    "h": 214.286,
    "s": 60,
    "l": 27.451
  },
  "oklch": {
    "l": 0.37172,
    "c": 0.09253,
    "h": 256.5
  },
  "luminance": 0.05084
}

Semantic roles & 50–950 ramp

primary

#1C4070

secondary

#A57B43

accent

#9F45E3

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #1C4070

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

Preview Lab → · Contrast checker → · Palette generator →