#1C2A84#1C2A84

#1C2A84 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.1% C 0.150 H 269.4°. Best body text is #FFFFFF at 12.25:1 contrast (WCAG AA passes).

Color values

HEX	#1C2A84
RGB	rgb(28, 42, 132)
HSL	hsl(232, 65%, 31%)
HSV	hsv(232, 79%, 52%)
CMYK	cmyk(78.8%, 68.2%, 0%, 48.2%)
CIE-LAB	lab(22.19, 28.44, -51.92)
CIE-LCH	lch(22.19, 59.20, 298.71°)
OKLab	oklab(34.06% -0.0017 -0.1502)
OKLCH	oklch(34.06% 0.15 269.4)
XYZ	xyz(5.4703, 3.5681, 22.2257)
Luminance	0.0357 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2A84 #84761C

analogous

#1C5E84 #1C2A84 #421C84

triadic

#1C2A84 #841C2A #2A841C

tetradic

#1C2A84 #841C5E #84761C #1C8442

square

#1C2A84 #841C5E #84761C #1C8442

split-complementary

#1C2A84 #84421C #5E841C

monochromatic

#070A1F #111A52 #1C2A84 #273AB6 #4357D7

Accessibility & contrast

On white

12.25

#1C2A84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#1C2A84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2A84

12.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2A84	#FFFFFF	#000000	##FFFFFF
##1C2A84	1.00	12.25	1.71	12.25
#FFFFFF	12.25	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A87

Deuteranopia (green-blind)

#003082

Tritanopia (blue-blind)

#004253

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1c2a84;
/* rgb */ color: rgb(28, 42, 132);
/* oklch */ color: oklch(34.1% 0.150 269.4);

Tailwind

colors: {
  custom: {
    50: '#6b63a9',
    500: '#1c2a84',
    950: '#000000',
  },
}

SCSS

$custom: #1c2a84;
$custom-light: #6b63a9;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2a84",
  "rgb": {
    "r": 28,
    "g": 42,
    "b": 132
  },
  "hsl": {
    "h": 231.923,
    "s": 65,
    "l": 31.373
  },
  "oklch": {
    "l": 0.34058,
    "c": 0.15024,
    "h": 269.4
  },
  "luminance": 0.03569
}

Semantic roles & 50–950 ramp

primary

#1C2A84

secondary

#B7A845

accent

#D140E8

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#080510

muted

#7A797F

Preview Lab

Preview with #1C2A84

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

Preview Lab → · Contrast checker → · Palette generator →