#1C2885#1C2885

#1C2885 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.8% C 0.154 H 269.8°. Best body text is #FFFFFF at 12.41:1 contrast (WCAG AA passes).

Color values

HEX	#1C2885
RGB	rgb(28, 40, 133)
HSL	hsl(233, 65%, 32%)
HSV	hsv(233, 79%, 52%)
CMYK	cmyk(78.9%, 69.9%, 0%, 47.8%)
CIE-LAB	lab(21.79, 30.16, -53.20)
CIE-LCH	lch(21.79, 61.15, 299.55°)
OKLab	oklab(33.8% -0.0006 -0.154)
OKLCH	oklch(33.8% 0.154 269.8)
XYZ	xyz(5.4699, 3.4573, 22.5648)
Luminance	0.0346 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2885 #85791C

analogous

#1C5D85 #1C2885 #451C85

triadic

#1C2885 #851C28 #28851C

tetradic

#1C2885 #851C5D #85791C #1C8545

square

#1C2885 #851C5D #85791C #1C8545

split-complementary

#1C2885 #85451C #5D851C

monochromatic

#070A20 #111952 #1C2885 #2737B8 #4455D8

Accessibility & contrast

On white

12.41

#1C2885 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#1C2885 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2885

12.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2885	#FFFFFF	#000000	##FFFFFF
##1C2885	1.00	12.41	1.69	12.41
#FFFFFF	12.41	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003988

Deuteranopia (green-blind)

#002F83

Tritanopia (blue-blind)

#004153

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1c2885;
/* rgb */ color: rgb(28, 40, 133);
/* oklch */ color: oklch(33.8% 0.154 269.8);

Tailwind

colors: {
  custom: {
    50: '#6b62a9',
    500: '#1c2885',
    950: '#000000',
  },
}

SCSS

$custom: #1c2885;
$custom-light: #6b62a9;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2885",
  "rgb": {
    "r": 28,
    "g": 40,
    "b": 133
  },
  "hsl": {
    "h": 233.143,
    "s": 65.217,
    "l": 31.569
  },
  "oklch": {
    "l": 0.33797,
    "c": 0.15399,
    "h": 269.8
  },
  "luminance": 0.03458
}

Semantic roles & 50–950 ramp

primary

#1C2885

secondary

#B8AB45

accent

#D540E8

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#080510

muted

#7A797F

Preview Lab

Preview with #1C2885

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

Preview Lab → · Contrast checker → · Palette generator →