#1C1876#1C1876

#1C1876 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.6% C 0.152 H 273.8°. Best body text is #FFFFFF at 14.57:1 contrast (WCAG AA passes).

Color values

HEX	#1C1876
RGB	rgb(28, 24, 118)
HSL	hsl(243, 66%, 28%)
HSV	hsv(243, 80%, 46%)
CMYK	cmyk(76.3%, 79.7%, 0%, 53.7%)
CIE-LAB	lab(16.54, 34.72, -52.32)
CIE-LCH	lch(16.54, 62.79, 303.57°)
OKLab	oklab(29.55% 0.0101 -0.1514)
OKLCH	oklch(29.55% 0.152 273.8)
XYZ	xyz(4.0744, 2.2077, 17.3474)
Luminance	0.0221 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1876 #727618

analogous

#184376 #1C1876 #4B1876

triadic

#1C1876 #761C18 #18761C

tetradic

#1C1876 #761843 #727618 #18764B

square

#1C1876 #761843 #727618 #18764B

split-complementary

#1C1876 #764B18 #437618

monochromatic

#060519 #100E43 #1C1876 #2822A9 #3A33D5

Accessibility & contrast

On white

14.57

#1C1876 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#1C1876 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1876

14.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1876	#FFFFFF	#000000	##FFFFFF
##1C1876	1.00	14.57	1.44	14.57
#FFFFFF	14.57	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D79

Deuteranopia (green-blind)

#002474

Tritanopia (blue-blind)

#003446

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #1c1876;
/* rgb */ color: rgb(28, 24, 118);
/* oklch */ color: oklch(29.6% 0.152 273.8);

Tailwind

colors: {
  custom: {
    50: '#69579f',
    500: '#1c1876',
    950: '#000000',
  },
}

SCSS

$custom: #1c1876;
$custom-light: #69579f;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1876",
  "rgb": {
    "r": 28,
    "g": 24,
    "b": 118
  },
  "hsl": {
    "h": 242.553,
    "s": 66.197,
    "l": 27.843
  },
  "oklch": {
    "l": 0.29554,
    "c": 0.15168,
    "h": 273.8
  },
  "luminance": 0.02208
}

Semantic roles & 50–950 ramp

primary

#1C1876

secondary

#A6AB3F

accent

#E93FE2

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030F

muted

#7A787E

Preview Lab

Preview with #1C1876

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

Preview Lab → · Contrast checker → · Palette generator →