#1C4892#1C4892

#1C4892 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 41.6% C 0.132 H 260.2°. Best body text is #FFFFFF at 8.78:1 contrast (WCAG AA passes).

Color values

HEX	#1C4892
RGB	rgb(28, 72, 146)
HSL	hsl(218, 68%, 34%)
HSV	hsv(218, 81%, 57%)
CMYK	cmyk(80.8%, 50.7%, 0%, 42.7%)
CIE-LAB	lab(31.71, 13.33, -45.10)
CIE-LCH	lch(31.71, 47.03, 286.47°)
OKLab	oklab(41.56% -0.0223 -0.1297)
OKLCH	oklch(41.56% 0.132 260.2)
XYZ	xyz(7.9827, 6.9560, 28.1105)
Luminance	0.0696 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4892 #92661C

analogous

#1C8392 #1C4892 #2B1C92

triadic

#1C4892 #921C48 #48921C

tetradic

#1C4892 #921C83 #92661C #1C922B

square

#1C4892 #921C83 #92661C #1C922B

split-complementary

#1C4892 #922B1C #83921C

monochromatic

#08152B #122F5F #1C4892 #2661C5 #4C82DD

Accessibility & contrast

On white

8.78

#1C4892 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#1C4892 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4892

8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4892	#FFFFFF	#000000	##FFFFFF
##1C4892	1.00	8.78	2.39	8.78
#FFFFFF	8.78	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B5095

Deuteranopia (green-blind)

#004691

Tritanopia (blue-blind)

#005A66

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1c4892;
/* rgb */ color: rgb(28, 72, 146);
/* oklch */ color: oklch(41.6% 0.132 260.2);

Tailwind

colors: {
  custom: {
    50: '#6c7ab2',
    500: '#1c4892',
    950: '#000000',
  },
}

SCSS

$custom: #1c4892;
$custom-light: #6c7ab2;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4892",
  "rgb": {
    "r": 28,
    "g": 72,
    "b": 146
  },
  "hsl": {
    "h": 217.627,
    "s": 67.816,
    "l": 34.118
  },
  "oklch": {
    "l": 0.4156,
    "c": 0.13165,
    "h": 260.2
  },
  "luminance": 0.06957
}

Semantic roles & 50–950 ramp

primary

#1C4892

secondary

#BF944B

accent

#AA3DEB

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1C4892

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

Preview Lab → · Contrast checker → · Palette generator →