#1C54AD#1C54AD

#1C54AD is a mid, vivid blue. Relative luminance 0.096; OKLCH L 46.3% C 0.154 H 259.7°. Best body text is #FFFFFF at 7.19:1 contrast (WCAG AA passes).

Color values

HEX	#1C54AD
RGB	rgb(28, 84, 173)
HSL	hsl(217, 72%, 39%)
HSV	hsv(217, 84%, 68%)
CMYK	cmyk(83.8%, 51.4%, 0%, 32.2%)
CIE-LAB	lab(37.12, 16.08, -52.59)
CIE-LCH	lch(37.12, 54.99, 287.00°)
OKLab	oklab(46.32% -0.0276 -0.1515)
OKLCH	oklch(46.32% 0.154 259.7)
XYZ	xyz(11.1893, 9.6033, 40.7909)
Luminance	0.0960 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C54AD #AD751C

analogous

#1C9CAD #1C54AD #2D1CAD

triadic

#1C54AD #AD1C54 #54AD1C

tetradic

#1C54AD #AD1C9C #AD751C #1CAD2D

square

#1C54AD #AD1C9C #AD751C #1CAD2D

split-complementary

#1C54AD #AD2D1C #9CAD1C

monochromatic

#0B2144 #133A78 #1C54AD #2A6FDC #5E92E5

Accessibility & contrast

On white

7.19

#1C54AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#1C54AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C54AD

7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C54AD	#FFFFFF	#000000	##FFFFFF
##1C54AD	1.00	7.19	2.92	7.19
#FFFFFF	7.19	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#195EB0

Deuteranopia (green-blind)

#0051AB

Tritanopia (blue-blind)

#006A78

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #1c54ad;
/* rgb */ color: rgb(28, 84, 173);
/* oklch */ color: oklch(46.3% 0.154 259.7);

Tailwind

colors: {
  custom: {
    50: '#7283c6',
    500: '#1c54ad',
    950: '#000000',
  },
}

SCSS

$custom: #1c54ad;
$custom-light: #7283c6;
$custom-dark: #000000;

JSON

{
  "hex": "#1c54ad",
  "rgb": {
    "r": 28,
    "g": 84,
    "b": 173
  },
  "hsl": {
    "h": 216.828,
    "s": 72.139,
    "l": 39.412
  },
  "oklch": {
    "l": 0.46317,
    "c": 0.15404,
    "h": 259.7
  },
  "luminance": 0.09605
}

Semantic roles & 50–950 ramp

primary

#1C54AD

secondary

#C99F5C

accent

#A939EF

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#090A13

muted

#7B7C82

Preview Lab

Preview with #1C54AD

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

Preview Lab → · Contrast checker → · Palette generator →