#1C1376#1C1376

#1C1376 is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.9% C 0.156 H 274.5°. Best body text is #FFFFFF at 14.96:1 contrast (WCAG AA passes).

Color values

HEX	#1C1376
RGB	rgb(28, 19, 118)
HSL	hsl(245, 72%, 27%)
HSV	hsv(245, 84%, 46%)
CMYK	cmyk(76.3%, 83.9%, 0%, 53.7%)
CIE-LAB	lab(15.59, 37.46, -53.89)
CIE-LCH	lch(15.59, 65.63, 304.81°)
OKLab	oklab(28.89% 0.0122 -0.1558)
OKLCH	oklch(28.89% 0.156 274.5)
XYZ	xyz(3.9807, 2.0202, 17.3162)
Luminance	0.0202 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1376 #6D7613

analogous

#133B76 #1C1376 #4E1376

triadic

#1C1376 #761C13 #13761C

tetradic

#1C1376 #76133B #6D7613 #13764E

square

#1C1376 #76133B #6D7613 #13764E

split-complementary

#1C1376 #764E13 #3B7613

monochromatic

#06041A #0F0B41 #1C1376 #291BAB #3827DC

Accessibility & contrast

On white

14.96

#1C1376 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#1C1376 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1376

14.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1376	#FFFFFF	#000000	##FFFFFF
##1C1376	1.00	14.96	1.40	14.96
#FFFFFF	14.96	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B79

Deuteranopia (green-blind)

#002274

Tritanopia (blue-blind)

#003245

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #1c1376;
/* rgb */ color: rgb(28, 19, 118);
/* oklch */ color: oklch(28.9% 0.156 274.5);

Tailwind

colors: {
  custom: {
    50: '#69549f',
    500: '#1c1376',
    950: '#000000',
  },
}

SCSS

$custom: #1c1376;
$custom-light: #69549f;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1376",
  "rgb": {
    "r": 28,
    "g": 19,
    "b": 118
  },
  "hsl": {
    "h": 245.455,
    "s": 72.263,
    "l": 26.863
  },
  "oklch": {
    "l": 0.28891,
    "c": 0.15632,
    "h": 274.5
  },
  "luminance": 0.02021
}

Semantic roles & 50–950 ramp

primary

#1C1376

secondary

#A2AC39

accent

#EF39DE

background

#F6F4F9

surface

#ECE8F2

border

#C7C4CC

text

#07030F

muted

#7A787E

Preview Lab

Preview with #1C1376

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

Preview Lab → · Contrast checker → · Palette generator →