#1C2280#1C2280

#1C2280 is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.2% C 0.154 H 271.2°. Best body text is #FFFFFF at 13.21:1 contrast (WCAG AA passes).

Color values

HEX	#1C2280
RGB	rgb(28, 34, 128)
HSL	hsl(236, 64%, 31%)
HSV	hsv(236, 78%, 50%)
CMYK	cmyk(78.1%, 73.4%, 0%, 49.8%)
CIE-LAB	lab(19.84, 32.19, -53.26)
CIE-LCH	lch(19.84, 62.23, 301.15°)
OKLab	oklab(32.23% 0.0032 -0.1542)
OKLCH	oklch(32.23% 0.154 271.2)
XYZ	xyz(4.9459, 2.9489, 20.7264)
Luminance	0.0295 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2280 #807A1C

analogous

#1C5480 #1C2280 #481C80

triadic

#1C2280 #801C22 #22801C

tetradic

#1C2280 #801C54 #807A1C #1C8048

square

#1C2280 #801C54 #807A1C #1C8048

split-complementary

#1C2280 #80481C #54801C

monochromatic

#06071C #11154E #1C2280 #272FB2 #414AD5

Accessibility & contrast

On white

13.21

#1C2280 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#1C2280 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2280

13.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2280	#FFFFFF	#000000	##FFFFFF
##1C2280	1.00	13.21	1.59	13.21
#FFFFFF	13.21	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003583

Deuteranopia (green-blind)

#002B7E

Tritanopia (blue-blind)

#003C4E

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #1c2280;
/* rgb */ color: rgb(28, 34, 128);
/* oklch */ color: oklch(32.2% 0.154 271.2);

Tailwind

colors: {
  custom: {
    50: '#6a5ea6',
    500: '#1c2280',
    950: '#000000',
  },
}

SCSS

$custom: #1c2280;
$custom-light: #6a5ea6;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2280",
  "rgb": {
    "r": 28,
    "g": 34,
    "b": 128
  },
  "hsl": {
    "h": 236.4,
    "s": 64.103,
    "l": 30.588
  },
  "oklch": {
    "l": 0.32231,
    "c": 0.15419,
    "h": 271.2
  },
  "luminance": 0.02949
}

Semantic roles & 50–950 ramp

primary

#1C2280

secondary

#B3AD44

accent

#DD41E7

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08040F

muted

#7A797F

Preview Lab

Preview with #1C2280

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

Preview Lab → · Contrast checker → · Palette generator →