#1C56DA#1C56DA

#1C56DA is a mid, highly saturated blue. Relative luminance 0.120; OKLCH L 50.5% C 0.211 H 263.1°. Best body text is #FFFFFF at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#1C56DA
RGB	rgb(28, 86, 218)
HSL	hsl(222, 77%, 48%)
HSV	hsv(222, 87%, 85%)
CMYK	cmyk(87.2%, 60.6%, 0%, 14.5%)
CIE-LAB	lab(41.16, 32.32, -72.21)
CIE-LCH	lch(41.16, 79.11, 294.11°)
OKLab	oklab(50.46% -0.0253 -0.2091)
OKLCH	oklch(50.46% 0.211 263.1)
XYZ	xyz(16.4570, 11.9623, 67.7576)
Luminance	0.1196 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C56DA #DAA01C

analogous

#1CB5DA #1C56DA #411CDA

triadic

#1C56DA #DA1C56 #56DA1C

tetradic

#1C56DA #DA1CB5 #DAA01C #1CDA41

square

#1C56DA #DA1CB5 #DAA01C #1CDA41

split-complementary

#1C56DA #DA411C #B5DA1C

monochromatic

#0E2B6E #1541A4 #1C56DA #4B7BE8 #82A3EF

Accessibility & contrast

On white

6.19

#1C56DA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#1C56DA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1C56DA

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C56DA	#FFFFFF	#000000	##FFFFFF
##1C56DA	1.00	6.19	3.39	6.19
#FFFFFF	6.19	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ADE

Deuteranopia (green-blind)

#0059D8

Tritanopia (blue-blind)

#007890

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #1c56da;
/* rgb */ color: rgb(28, 86, 218);
/* oklch */ color: oklch(50.5% 0.211 263.1);

Tailwind

colors: {
  custom: {
    50: '#7e85e7',
    500: '#1c56da',
    950: '#000000',
  },
}

SCSS

$custom: #1c56da;
$custom-light: #7e85e7;
$custom-dark: #000000;

JSON

{
  "hex": "#1c56da",
  "rgb": {
    "r": 28,
    "g": 86,
    "b": 218
  },
  "hsl": {
    "h": 221.684,
    "s": 77.236,
    "l": 48.235
  },
  "oklch": {
    "l": 0.50458,
    "c": 0.21063,
    "h": 263.1
  },
  "luminance": 0.11964
}

Semantic roles & 50–950 ramp

primary

#1C56DA

secondary

#D7BB7A

accent

#B934F4

background

#F8F8FE

surface

#F0EFFD

border

#CBCAD5

text

#0C0B16

muted

#7D7C84

Preview Lab

Preview with #1C56DA

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

Preview Lab → · Contrast checker → · Palette generator →