#1C4C96#1C4C96

#1C4C96 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 42.8% C 0.132 H 259.1°. Best body text is #FFFFFF at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#1C4C96
RGB	rgb(28, 76, 150)
HSL	hsl(216, 69%, 35%)
HSV	hsv(216, 81%, 59%)
CMYK	cmyk(81.3%, 49.3%, 0%, 41.2%)
CIE-LAB	lab(33.17, 12.23, -45.17)
CIE-LCH	lch(33.17, 46.80, 285.15°)
OKLab	oklab(42.77% -0.0249 -0.1299)
OKLCH	oklch(42.77% 0.132 259.1)
XYZ	xyz(8.5663, 7.6167, 29.8669)
Luminance	0.0762 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4C96 #96661C

analogous

#1C8996 #1C4C96 #291C96

triadic

#1C4C96 #961C4C #4C961C

tetradic

#1C4C96 #961C89 #96661C #1C9629

square

#1C4C96 #961C89 #96661C #1C9629

split-complementary

#1C4C96 #96291C #89961C

monochromatic

#09182F #123262 #1C4C96 #2666CA #4E87DE

Accessibility & contrast

On white

8.32

#1C4C96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#1C4C96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4C96

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4C96	#FFFFFF	#000000	##FFFFFF
##1C4C96	1.00	8.32	2.52	8.32
#FFFFFF	8.32	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#215499

Deuteranopia (green-blind)

#004995

Tritanopia (blue-blind)

#005E6A

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1c4c96;
/* rgb */ color: rgb(28, 76, 150);
/* oklch */ color: oklch(42.8% 0.132 259.1);

Tailwind

colors: {
  custom: {
    50: '#6d7db5',
    500: '#1c4c96',
    950: '#000000',
  },
}

SCSS

$custom: #1c4c96;
$custom-light: #6d7db5;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4c96",
  "rgb": {
    "r": 28,
    "g": 76,
    "b": 150
  },
  "hsl": {
    "h": 216.393,
    "s": 68.539,
    "l": 34.902
  },
  "oklch": {
    "l": 0.42774,
    "c": 0.13224,
    "h": 259.1
  },
  "luminance": 0.07618
}

Semantic roles & 50–950 ramp

primary

#1C4C96

secondary

#C1934D

accent

#A73CEB

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1C4C96

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

Preview Lab → · Contrast checker → · Palette generator →