#1C56AC#1C56AC

#1C56AC is a mid, vivid blue. Relative luminance 0.099; OKLCH L 46.7% C 0.150 H 258.8°. Best body text is #FFFFFF at 7.06:1 contrast (WCAG AA passes).

Color values

HEX	#1C56AC
RGB	rgb(28, 86, 172)
HSL	hsl(216, 72%, 39%)
HSV	hsv(216, 84%, 67%)
CMYK	cmyk(83.7%, 50%, 0%, 32.5%)
CIE-LAB	lab(37.63, 14.35, -51.18)
CIE-LCH	lch(37.63, 53.16, 285.66°)
OKLab	oklab(46.68% -0.0292 -0.1473)
OKLCH	oklch(46.68% 0.15 258.8)
XYZ	xyz(11.2503, 9.8796, 40.3357)
Luminance	0.0988 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C56AC #AC721C

analogous

#1C9EAC #1C56AC #2A1CAC

triadic

#1C56AC #AC1C56 #56AC1C

tetradic

#1C56AC #AC1C9E #AC721C #1CAC2A

square

#1C56AC #AC1C9E #AC721C #1CAC2A

split-complementary

#1C56AC #AC2A1C #9EAC1C

monochromatic

#0B2143 #133C77 #1C56AC #2971DC #5E94E5

Accessibility & contrast

On white

7.06

#1C56AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#1C56AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C56AC

7.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C56AC	#FFFFFF	#000000	##FFFFFF
##1C56AC	1.00	7.06	2.98	7.06
#FFFFFF	7.06	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#215FAF

Deuteranopia (green-blind)

#0052AA

Tritanopia (blue-blind)

#006B79

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #1c56ac;
/* rgb */ color: rgb(28, 86, 172);
/* oklch */ color: oklch(46.7% 0.150 258.8);

Tailwind

colors: {
  custom: {
    50: '#7284c5',
    500: '#1c56ac',
    950: '#000000',
  },
}

SCSS

$custom: #1c56ac;
$custom-light: #7284c5;
$custom-dark: #000000;

JSON

{
  "hex": "#1c56ac",
  "rgb": {
    "r": 28,
    "g": 86,
    "b": 172
  },
  "hsl": {
    "h": 215.833,
    "s": 72,
    "l": 39.216
  },
  "oklch": {
    "l": 0.46681,
    "c": 0.15022,
    "h": 258.8
  },
  "luminance": 0.09881
}

Semantic roles & 50–950 ramp

primary

#1C56AC

secondary

#C99D5B

accent

#A639EF

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#090A13

muted

#7B7C82

Preview Lab

Preview with #1C56AC

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

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