#1C2490#1C2490

#1C2490 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.3% C 0.173 H 270.0°. Best body text is #FFFFFF at 12.32:1 contrast (WCAG AA passes).

Color values

HEX	#1C2490
RGB	rgb(28, 36, 144)
HSL	hsl(236, 67%, 34%)
HSV	hsv(236, 81%, 56%)
CMYK	cmyk(80.6%, 75%, 0%, 43.5%)
CIE-LAB	lab(22.02, 36.76, -59.69)
CIE-LCH	lch(22.02, 70.10, 301.63°)
OKLab	oklab(34.31% 0 -0.1729)
OKLCH	oklch(34.31% 0.173 270)
XYZ	xyz(6.1421, 3.5215, 26.7362)
Luminance	0.0352 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2490 #90881C

analogous

#1C5E90 #1C2490 #4E1C90

triadic

#1C2490 #901C24 #24901C

tetradic

#1C2490 #901C5E #90881C #1C904E

square

#1C2490 #901C5E #90881C #1C904E

split-complementary

#1C2490 #904E1C #5E901C

monochromatic

#080A2A #12175D #1C2490 #2631C3 #4A55DC

Accessibility & contrast

On white

12.32

#1C2490 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#1C2490 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2490

12.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2490	#FFFFFF	#000000	##FFFFFF
##1C2490	1.00	12.32	1.70	12.32
#FFFFFF	12.32	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A93

Deuteranopia (green-blind)

#002F8E

Tritanopia (blue-blind)

#004358

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1c2490;
/* rgb */ color: rgb(28, 36, 144);
/* oklch */ color: oklch(34.3% 0.173 270.0);

Tailwind

colors: {
  custom: {
    50: '#6e60b2',
    500: '#1c2490',
    950: '#000000',
  },
}

SCSS

$custom: #1c2490;
$custom-light: #6e60b2;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2490",
  "rgb": {
    "r": 28,
    "g": 36,
    "b": 144
  },
  "hsl": {
    "h": 235.862,
    "s": 67.442,
    "l": 33.725
  },
  "oklch": {
    "l": 0.34312,
    "c": 0.17288,
    "h": 270
  },
  "luminance": 0.03522
}

Semantic roles & 50–950 ramp

primary

#1C2490

secondary

#BEB64A

accent

#DE3DEA

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090511

muted

#7B7980

Preview Lab

Preview with #1C2490

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

Preview Lab → · Contrast checker → · Palette generator →