#1C1980#1C1980

#1C1980 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.9% C 0.163 H 272.6°. Best body text is #FFFFFF at 14.00:1 contrast (WCAG AA passes).

Color values

HEX	#1C1980
RGB	rgb(28, 25, 128)
HSL	hsl(242, 67%, 30%)
HSV	hsv(242, 80%, 50%)
CMYK	cmyk(78.1%, 80.5%, 0%, 49.8%)
CIE-LAB	lab(17.92, 37.60, -56.43)
CIE-LCH	lch(17.92, 67.81, 303.68°)
OKLab	oklab(30.87% 0.0073 -0.1633)
OKLCH	oklch(30.87% 0.163 272.6)
XYZ	xyz(4.7215, 2.5001, 20.6516)
Luminance	0.0250 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1980 #7D8019

analogous

#194980 #1C1980 #501980

triadic

#1C1980 #801C19 #19801C

tetradic

#1C1980 #801949 #7D8019 #198050

square

#1C1980 #801949 #7D8019 #198050

split-complementary

#1C1980 #805019 #498019

monochromatic

#06051A #110F4D #1C1980 #2723B3 #3F3BD9

Accessibility & contrast

On white

14.00

#1C1980 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#1C1980 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1980

14.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1980	#FFFFFF	#000000	##FFFFFF
##1C1980	1.00	14.00	1.50	14.00
#FFFFFF	14.00	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003183

Deuteranopia (green-blind)

#00277E

Tritanopia (blue-blind)

#00384C

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #1c1980;
/* rgb */ color: rgb(28, 25, 128);
/* oklch */ color: oklch(30.9% 0.163 272.6);

Tailwind

colors: {
  custom: {
    50: '#6b58a6',
    500: '#1c1980',
    950: '#000000',
  },
}

SCSS

$custom: #1c1980;
$custom-light: #6b58a6;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1980",
  "rgb": {
    "r": 28,
    "g": 25,
    "b": 128
  },
  "hsl": {
    "h": 241.748,
    "s": 67.32,
    "l": 30
  },
  "oklch": {
    "l": 0.30869,
    "c": 0.16347,
    "h": 272.6
  },
  "luminance": 0.02501
}

Semantic roles & 50–950 ramp

primary

#1C1980

secondary

#B1B441

accent

#EA3EE5

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #1C1980

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

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