#1C4A92#1C4A92

#1C4A92 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.0% C 0.129 H 259.3°. Best body text is #FFFFFF at 8.59:1 contrast (WCAG AA passes).

Color values

HEX	#1C4A92
RGB	rgb(28, 74, 146)
HSL	hsl(217, 68%, 34%)
HSV	hsv(217, 81%, 57%)
CMYK	cmyk(80.8%, 49.3%, 0%, 42.7%)
CIE-LAB	lab(32.30, 11.97, -44.14)
CIE-LCH	lch(32.30, 45.73, 285.17°)
OKLab	oklab(42.02% -0.024 -0.1269)
OKLCH	oklch(42.02% 0.129 259.3)
XYZ	xyz(8.1141, 7.2188, 28.1543)
Luminance	0.0722 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4A92 #92641C

analogous

#1C8592 #1C4A92 #291C92

triadic

#1C4A92 #921C4A #4A921C

tetradic

#1C4A92 #921C85 #92641C #1C9229

square

#1C4A92 #921C85 #92641C #1C9229

split-complementary

#1C4A92 #92291C #85921C

monochromatic

#08162B #12305F #1C4A92 #2664C5 #4C84DD

Accessibility & contrast

On white

8.59

#1C4A92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#1C4A92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4A92

8.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4A92	#FFFFFF	#000000	##FFFFFF
##1C4A92	1.00	8.59	2.44	8.59
#FFFFFF	8.59	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#215295

Deuteranopia (green-blind)

#004791

Tritanopia (blue-blind)

#005B67

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1c4a92;
/* rgb */ color: rgb(28, 74, 146);
/* oklch */ color: oklch(42.0% 0.129 259.3);

Tailwind

colors: {
  custom: {
    50: '#6c7bb2',
    500: '#1c4a92',
    950: '#000000',
  },
}

SCSS

$custom: #1c4a92;
$custom-light: #6c7bb2;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4a92",
  "rgb": {
    "r": 28,
    "g": 74,
    "b": 146
  },
  "hsl": {
    "h": 216.61,
    "s": 67.816,
    "l": 34.118
  },
  "oklch": {
    "l": 0.42015,
    "c": 0.12912,
    "h": 259.3
  },
  "luminance": 0.0722
}

Semantic roles & 50–950 ramp

primary

#1C4A92

secondary

#BF924B

accent

#A73DEB

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1C4A92

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

Preview Lab → · Contrast checker → · Palette generator →