#1C479A#1C479A

#1C479A is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.0% C 0.144 H 261.8°. Best body text is #FFFFFF at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#1C479A
RGB	rgb(28, 71, 154)
HSL	hsl(220, 69%, 36%)
HSV	hsv(220, 82%, 60%)
CMYK	cmyk(81.8%, 53.9%, 0%, 39.6%)
CIE-LAB	lab(32.00, 17.25, -49.49)
CIE-LCH	lch(32.00, 52.41, 289.21°)
OKLab	oklab(41.97% -0.0205 -0.1427)
OKLCH	oklch(41.97% 0.144 261.8)
XYZ	xyz(8.5628, 7.0854, 31.4819)
Luminance	0.0709 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C479A #9A6F1C

analogous

#1C869A #1C479A #301C9A

triadic

#1C479A #9A1C47 #479A1C

tetradic

#1C479A #9A1C86 #9A6F1C #1C9A30

square

#1C479A #9A1C86 #9A6F1C #1C9A30

split-complementary

#1C479A #9A301C #869A1C

monochromatic

#091732 #132F66 #1C479A #255FCE #5182DF

Accessibility & contrast

On white

8.69

#1C479A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#1C479A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C479A

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C479A	#FFFFFF	#000000	##FFFFFF
##1C479A	1.00	8.69	2.42	8.69
#FFFFFF	8.69	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#06519D

Deuteranopia (green-blind)

#004698

Tritanopia (blue-blind)

#005B69

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1c479a;
/* rgb */ color: rgb(28, 71, 154);
/* oklch */ color: oklch(42.0% 0.144 261.8);

Tailwind

colors: {
  custom: {
    50: '#6e79b8',
    500: '#1c479a',
    950: '#000000',
  },
}

SCSS

$custom: #1c479a;
$custom-light: #6e79b8;
$custom-dark: #000000;

JSON

{
  "hex": "#1c479a",
  "rgb": {
    "r": 28,
    "g": 71,
    "b": 154
  },
  "hsl": {
    "h": 219.524,
    "s": 69.231,
    "l": 35.686
  },
  "oklch": {
    "l": 0.41971,
    "c": 0.14416,
    "h": 261.8
  },
  "luminance": 0.07086
}

Semantic roles & 50–950 ramp

primary

#1C479A

secondary

#C29B50

accent

#B03CEC

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1C479A

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

Preview Lab → · Contrast checker → · Palette generator →