#1C1990#1C1990

#1C1990 is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.8% C 0.183 H 271.1°. Best body text is #FFFFFF at 13.20:1 contrast (WCAG AA passes).

Color values

HEX	#1C1990
RGB	rgb(28, 25, 144)
HSL	hsl(242, 70%, 33%)
HSV	hsv(242, 83%, 56%)
CMYK	cmyk(80.6%, 82.6%, 0%, 43.5%)
CIE-LAB	lab(19.86, 42.93, -63.26)
CIE-LCH	lch(19.86, 76.45, 304.16°)
OKLab	oklab(32.79% 0.0037 -0.1831)
OKLCH	oklch(32.79% 0.183 271.1)
XYZ	xyz(5.8589, 2.9551, 26.6418)
Luminance	0.0296 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1990 #8D9019

analogous

#195190 #1C1990 #581990

triadic

#1C1990 #901C19 #19901C

tetradic

#1C1990 #901951 #8D9019 #199058

square

#1C1990 #901951 #8D9019 #199058

split-complementary

#1C1990 #905819 #519019

monochromatic

#080728 #12105C #1C1990 #2622C4 #4945DF

Accessibility & contrast

On white

13.20

#1C1990 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#1C1990 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1990

13.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1990	#FFFFFF	#000000	##FFFFFF
##1C1990	1.00	13.20	1.59	13.20
#FFFFFF	13.20	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003693

Deuteranopia (green-blind)

#002A8E

Tritanopia (blue-blind)

#003F55

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #1c1990;
/* rgb */ color: rgb(28, 25, 144);
/* oklch */ color: oklch(32.8% 0.183 271.1);

Tailwind

colors: {
  custom: {
    50: '#6f59b2',
    500: '#1c1990',
    950: '#000000',
  },
}

SCSS

$custom: #1c1990;
$custom-light: #6f59b2;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1990",
  "rgb": {
    "r": 28,
    "g": 25,
    "b": 144
  },
  "hsl": {
    "h": 241.513,
    "s": 70.414,
    "l": 33.137
  },
  "oklch": {
    "l": 0.3279,
    "c": 0.18315,
    "h": 271.1
  },
  "luminance": 0.02956
}

Semantic roles & 50–950 ramp

primary

#1C1990

secondary

#BDC045

accent

#ED3BE9

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #1C1990

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

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