#1C4A96#1C4A96

#1C4A96 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 42.3% C 0.135 H 260.0°. Best body text is #FFFFFF at 8.50:1 contrast (WCAG AA passes).

Color values

HEX	#1C4A96
RGB	rgb(28, 74, 150)
HSL	hsl(217, 69%, 35%)
HSV	hsv(217, 81%, 59%)
CMYK	cmyk(81.3%, 50.7%, 0%, 41.2%)
CIE-LAB	lab(32.58, 13.59, -46.12)
CIE-LCH	lch(32.58, 48.08, 286.41°)
OKLab	oklab(42.32% -0.0233 -0.1327)
OKLCH	oklch(42.32% 0.135 260)
XYZ	xyz(8.4307, 7.3454, 29.8217)
Luminance	0.0735 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4A96 #96681C

analogous

#1C8796 #1C4A96 #2B1C96

triadic

#1C4A96 #961C4A #4A961C

tetradic

#1C4A96 #961C87 #96681C #1C962B

square

#1C4A96 #961C87 #96681C #1C962B

split-complementary

#1C4A96 #962B1C #87961C

monochromatic

#09172F #123162 #1C4A96 #2663CA #4E85DE

Accessibility & contrast

On white

8.50

#1C4A96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#1C4A96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4A96

8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4A96	#FFFFFF	#000000	##FFFFFF
##1C4A96	1.00	8.50	2.47	8.50
#FFFFFF	8.50	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C5299

Deuteranopia (green-blind)

#004794

Tritanopia (blue-blind)

#005C69

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1c4a96;
/* rgb */ color: rgb(28, 74, 150);
/* oklch */ color: oklch(42.3% 0.135 260.0);

Tailwind

colors: {
  custom: {
    50: '#6d7bb5',
    500: '#1c4a96',
    950: '#000000',
  },
}

SCSS

$custom: #1c4a96;
$custom-light: #6d7bb5;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4a96",
  "rgb": {
    "r": 28,
    "g": 74,
    "b": 150
  },
  "hsl": {
    "h": 217.377,
    "s": 68.539,
    "l": 34.902
  },
  "oklch": {
    "l": 0.42321,
    "c": 0.13476,
    "h": 260
  },
  "luminance": 0.07346
}

Semantic roles & 50–950 ramp

primary

#1C4A96

secondary

#C1954D

accent

#A93CEB

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1C4A96

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

Preview Lab → · Contrast checker → · Palette generator →