#1C2982#1C2982

#1C2982 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.7% C 0.149 H 269.6°. Best body text is #FFFFFF at 12.43:1 contrast (WCAG AA passes).

Color values

HEX	#1C2982
RGB	rgb(28, 41, 130)
HSL	hsl(232, 65%, 31%)
HSV	hsv(232, 78%, 51%)
CMYK	cmyk(78.5%, 68.5%, 0%, 49%)
CIE-LAB	lab(21.74, 28.34, -51.39)
CIE-LCH	lch(21.74, 58.69, 298.88°)
OKLab	oklab(33.67% -0.0009 -0.1487)
OKLCH	oklch(33.67% 0.149 269.6)
XYZ	xyz(5.2997, 3.4439, 21.5002)
Luminance	0.0344 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2982 #82751C

analogous

#1C5C82 #1C2982 #421C82

triadic

#1C2982 #821C29 #29821C

tetradic

#1C2982 #821C5C #82751C #1C8242

square

#1C2982 #821C5C #82751C #1C8242

split-complementary

#1C2982 #82421C #5C821C

monochromatic

#06091D #111950 #1C2982 #2739B4 #4255D6

Accessibility & contrast

On white

12.43

#1C2982 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#1C2982 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2982

12.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2982	#FFFFFF	#000000	##FFFFFF
##1C2982	1.00	12.43	1.69	12.43
#FFFFFF	12.43	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003985

Deuteranopia (green-blind)

#002F80

Tritanopia (blue-blind)

#004151

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1c2982;
/* rgb */ color: rgb(28, 41, 130);
/* oklch */ color: oklch(33.7% 0.149 269.6);

Tailwind

colors: {
  custom: {
    50: '#6a63a7',
    500: '#1c2982',
    950: '#000000',
  },
}

SCSS

$custom: #1c2982;
$custom-light: #6a63a7;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2982",
  "rgb": {
    "r": 28,
    "g": 41,
    "b": 130
  },
  "hsl": {
    "h": 232.353,
    "s": 64.557,
    "l": 30.98
  },
  "oklch": {
    "l": 0.3367,
    "c": 0.14871,
    "h": 269.6
  },
  "luminance": 0.03444
}

Semantic roles & 50–950 ramp

primary

#1C2982

secondary

#B5A744

accent

#D240E8

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#080510

muted

#7A797F

Preview Lab

Preview with #1C2982

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

Preview Lab → · Contrast checker → · Palette generator →