#1C4794#1C4794

#1C4794 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 41.5% C 0.136 H 261.0°. Best body text is #FFFFFF at 8.83:1 contrast (WCAG AA passes).

Color values

HEX	#1C4794
RGB	rgb(28, 71, 148)
HSL	hsl(219, 68%, 35%)
HSV	hsv(219, 81%, 58%)
CMYK	cmyk(81.1%, 52%, 0%, 42%)
CIE-LAB	lab(31.56, 14.83, -46.56)
CIE-LCH	lch(31.56, 48.86, 287.66°)
OKLab	oklab(41.49% -0.0213 -0.1341)
OKLCH	oklch(41.49% 0.136 261)
XYZ	xyz(8.0755, 6.8905, 28.9156)
Luminance	0.0689 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4794 #94691C

analogous

#1C8394 #1C4794 #2D1C94

triadic

#1C4794 #941C47 #47941C

tetradic

#1C4794 #941C83 #94691C #1C942D

square

#1C4794 #941C83 #94691C #1C942D

split-complementary

#1C4794 #942D1C #83941C

monochromatic

#09162D #122E61 #1C4794 #2660C7 #4D81DD

Accessibility & contrast

On white

8.83

#1C4794 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#1C4794 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4794

8.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4794	#FFFFFF	#000000	##FFFFFF
##1C4794	1.00	8.83	2.38	8.83
#FFFFFF	8.83	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#155097

Deuteranopia (green-blind)

#004592

Tritanopia (blue-blind)

#005A66

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1c4794;
/* rgb */ color: rgb(28, 71, 148);
/* oklch */ color: oklch(41.5% 0.136 261.0);

Tailwind

colors: {
  custom: {
    50: '#6d79b4',
    500: '#1c4794',
    950: '#000000',
  },
}

SCSS

$custom: #1c4794;
$custom-light: #6d79b4;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4794",
  "rgb": {
    "r": 28,
    "g": 71,
    "b": 148
  },
  "hsl": {
    "h": 218.5,
    "s": 68.182,
    "l": 34.51
  },
  "oklch": {
    "l": 0.41491,
    "c": 0.13575,
    "h": 261
  },
  "luminance": 0.06891
}

Semantic roles & 50–950 ramp

primary

#1C4794

secondary

#C0964C

accent

#AD3DEB

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1C4794

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

Preview Lab → · Contrast checker → · Palette generator →