#1C4FC2#1C4FC2

#1C4FC2 is a mid, vivid blue. Relative luminance 0.097; OKLCH L 47.0% C 0.188 H 263.1°. Best body text is #FFFFFF at 7.13:1 contrast (WCAG AA passes).

Color values

HEX	#1C4FC2
RGB	rgb(28, 79, 194)
HSL	hsl(222, 75%, 44%)
HSV	hsv(222, 86%, 76%)
CMYK	cmyk(85.6%, 59.3%, 0%, 23.9%)
CIE-LAB	lab(37.36, 27.69, -64.56)
CIE-LCH	lch(37.36, 70.24, 293.21°)
OKLab	oklab(47% -0.0227 -0.1868)
OKLCH	oklch(47% 0.188 263.1)
XYZ	xyz(13.0090, 9.7322, 52.2213)
Luminance	0.0973 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4FC2 #C28F1C

analogous

#1CA2C2 #1C4FC2 #3C1CC2

triadic

#1C4FC2 #C21C4F #4FC21C

tetradic

#1C4FC2 #C21CA2 #C28F1C #1CC23C

square

#1C4FC2 #C21CA2 #C28F1C #1CC23C

split-complementary

#1C4FC2 #C23C1C #A2C21C

monochromatic

#0D2357 #14398D #1C4FC2 #396DE2 #6E94EA

Accessibility & contrast

On white

7.13

#1C4FC2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#1C4FC2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4FC2

7.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4FC2	#FFFFFF	#000000	##FFFFFF
##1C4FC2	1.00	7.13	2.95	7.13
#FFFFFF	7.13	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060C6

Deuteranopia (green-blind)

#0051C0

Tritanopia (blue-blind)

#006D81

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #1c4fc2;
/* rgb */ color: rgb(28, 79, 194);
/* oklch */ color: oklch(47.0% 0.188 263.1);

Tailwind

colors: {
  custom: {
    50: '#787fd5',
    500: '#1c4fc2',
    950: '#000000',
  },
}

SCSS

$custom: #1c4fc2;
$custom-light: #787fd5;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4fc2",
  "rgb": {
    "r": 28,
    "g": 79,
    "b": 194
  },
  "hsl": {
    "h": 221.566,
    "s": 74.775,
    "l": 43.529
  },
  "oklch": {
    "l": 0.47002,
    "c": 0.18816,
    "h": 263.1
  },
  "luminance": 0.09734
}

Semantic roles & 50–950 ramp

primary

#1C4FC2

secondary

#D0B16A

accent

#B836F1

background

#F8F7FD

surface

#EFEEFA

border

#CAC9D3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #1C4FC2

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

Preview Lab → · Contrast checker → · Palette generator →