#1C1374#1C1374

#1C1374 is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.6% C 0.154 H 274.8°. Best body text is #FFFFFF at 15.06:1 contrast (WCAG AA passes).

Color values

HEX	#1C1374
RGB	rgb(28, 19, 116)
HSL	hsl(246, 72%, 26%)
HSV	hsv(246, 84%, 45%)
CMYK	cmyk(75.9%, 83.6%, 0%, 54.5%)
CIE-LAB	lab(15.35, 36.80, -53.01)
CIE-LCH	lch(15.35, 64.53, 304.77°)
OKLab	oklab(28.65% 0.0128 -0.1533)
OKLCH	oklch(28.65% 0.154 274.8)
XYZ	xyz(3.8631, 1.9732, 16.6969)
Luminance	0.0197 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1374 #6B7413

analogous

#133B74 #1C1374 #4D1374

triadic

#1C1374 #741C13 #13741C

tetradic

#1C1374 #74133B #6B7413 #13744D

square

#1C1374 #74133B #6B7413 #13744D

split-complementary

#1C1374 #744D13 #3B7413

monochromatic

#06041A #0F0A3F #1C1374 #291CA9 #3726DB

Accessibility & contrast

On white

15.06

#1C1374 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#1C1374 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1374

15.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1374	#FFFFFF	#000000	##FFFFFF
##1C1374	1.00	15.06	1.39	15.06
#FFFFFF	15.06	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B77

Deuteranopia (green-blind)

#002272

Tritanopia (blue-blind)

#003144

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #1c1374;
/* rgb */ color: rgb(28, 19, 116);
/* oklch */ color: oklch(28.6% 0.154 274.8);

Tailwind

colors: {
  custom: {
    50: '#69549d',
    500: '#1c1374',
    950: '#000000',
  },
}

SCSS

$custom: #1c1374;
$custom-light: #69549d;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1374",
  "rgb": {
    "r": 28,
    "g": 19,
    "b": 116
  },
  "hsl": {
    "h": 245.567,
    "s": 71.852,
    "l": 26.471
  },
  "oklch": {
    "l": 0.28647,
    "c": 0.15381,
    "h": 274.8
  },
  "luminance": 0.01974
}

Semantic roles & 50–950 ramp

primary

#1C1374

secondary

#A0AA38

accent

#EF39DE

background

#F6F4F9

surface

#ECE7F2

border

#C7C3CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #1C1374

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

Preview Lab → · Contrast checker → · Palette generator →