#1C2290#1C2290

#1C2290 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 34.0% C 0.175 H 270.2°. Best body text is #FFFFFF at 12.49:1 contrast (WCAG AA passes).

Color values

HEX	#1C2290
RGB	rgb(28, 34, 144)
HSL	hsl(237, 67%, 34%)
HSV	hsv(237, 81%, 56%)
CMYK	cmyk(80.6%, 76.4%, 0%, 43.5%)
CIE-LAB	lab(21.59, 37.96, -60.39)
CIE-LCH	lch(21.59, 71.33, 302.15°)
OKLab	oklab(34.01% 0.0008 -0.1749)
OKLCH	oklch(34.01% 0.175 270.2)
XYZ	xyz(6.0832, 3.4039, 26.7166)
Luminance	0.0340 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2290 #908A1C

analogous

#1C5C90 #1C2290 #501C90

triadic

#1C2290 #901C22 #22901C

tetradic

#1C2290 #901C5C #908A1C #1C9050

square

#1C2290 #901C5C #908A1C #1C9050

split-complementary

#1C2290 #90501C #5C901C

monochromatic

#080A2A #12165D #1C2290 #262EC3 #4A52DC

Accessibility & contrast

On white

12.49

#1C2290 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#1C2290 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2290

12.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2290	#FFFFFF	#000000	##FFFFFF
##1C2290	1.00	12.49	1.68	12.49
#FFFFFF	12.49	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003993

Deuteranopia (green-blind)

#002E8E

Tritanopia (blue-blind)

#004257

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1c2290;
/* rgb */ color: rgb(28, 34, 144);
/* oklch */ color: oklch(34.0% 0.175 270.2);

Tailwind

colors: {
  custom: {
    50: '#6f5eb2',
    500: '#1c2290',
    950: '#000000',
  },
}

SCSS

$custom: #1c2290;
$custom-light: #6f5eb2;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2290",
  "rgb": {
    "r": 28,
    "g": 34,
    "b": 144
  },
  "hsl": {
    "h": 236.897,
    "s": 67.442,
    "l": 33.725
  },
  "oklch": {
    "l": 0.34007,
    "c": 0.17492,
    "h": 270.2
  },
  "luminance": 0.03405
}

Semantic roles & 50–950 ramp

primary

#1C2290

secondary

#BEB84A

accent

#E13DEA

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #1C2290

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

Preview Lab → · Contrast checker → · Palette generator →