#1C2C84#1C2C84

#1C2C84 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.4% C 0.148 H 268.9°. Best body text is #FFFFFF at 12.05:1 contrast (WCAG AA passes).

Color values

HEX	#1C2C84
RGB	rgb(28, 44, 132)
HSL	hsl(231, 65%, 31%)
HSV	hsv(231, 79%, 52%)
CMYK	cmyk(78.8%, 66.7%, 0%, 48.2%)
CIE-LAB	lab(22.70, 27.08, -51.08)
CIE-LCH	lch(22.70, 57.81, 297.93°)
OKLab	oklab(34.43% -0.0029 -0.1478)
OKLCH	oklch(34.43% 0.148 268.9)
XYZ	xyz(5.5430, 3.7136, 22.2500)
Luminance	0.0371 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2C84 #84741C

analogous

#1C6084 #1C2C84 #401C84

triadic

#1C2C84 #841C2C #2C841C

tetradic

#1C2C84 #841C60 #84741C #1C8440

square

#1C2C84 #841C60 #84741C #1C8440

split-complementary

#1C2C84 #84401C #60841C

monochromatic

#070A1F #111B52 #1C2C84 #273DB6 #435AD7

Accessibility & contrast

On white

12.05

#1C2C84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#1C2C84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2C84

12.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2C84	#FFFFFF	#000000	##FFFFFF
##1C2C84	1.00	12.05	1.74	12.05
#FFFFFF	12.05	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B87

Deuteranopia (green-blind)

#003182

Tritanopia (blue-blind)

#004354

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #1c2c84;
/* rgb */ color: rgb(28, 44, 132);
/* oklch */ color: oklch(34.4% 0.148 268.9);

Tailwind

colors: {
  custom: {
    50: '#6a65a9',
    500: '#1c2c84',
    950: '#000000',
  },
}

SCSS

$custom: #1c2c84;
$custom-light: #6a65a9;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2c84",
  "rgb": {
    "r": 28,
    "g": 44,
    "b": 132
  },
  "hsl": {
    "h": 230.769,
    "s": 65,
    "l": 31.373
  },
  "oklch": {
    "l": 0.34433,
    "c": 0.14779,
    "h": 268.9
  },
  "luminance": 0.03714
}

Semantic roles & 50–950 ramp

primary

#1C2C84

secondary

#B7A645

accent

#CE40E8

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#080510

muted

#7A7A7F

Preview Lab

Preview with #1C2C84

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

Preview Lab → · Contrast checker → · Palette generator →