#1C2C7A#1C2C7A

#1C2C7A is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.5% C 0.134 H 268.9°. Best body text is #FFFFFF at 12.42:1 contrast (WCAG AA passes).

Color values

HEX	#1C2C7A
RGB	rgb(28, 44, 122)
HSL	hsl(230, 63%, 29%)
HSV	hsv(230, 77%, 48%)
CMYK	cmyk(77%, 63.9%, 0%, 52.2%)
CIE-LAB	lab(21.77, 23.16, -46.28)
CIE-LCH	lch(21.77, 51.75, 296.59°)
OKLab	oklab(33.46% -0.0025 -0.1337)
OKLCH	oklch(33.46% 0.134 268.9)
XYZ	xyz(4.8912, 3.4529, 18.8173)
Luminance	0.0345 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2C7A #7A6A1C

analogous

#1C5B7A #1C2C7A #3B1C7A

triadic

#1C2C7A #7A1C2C #2C7A1C

tetradic

#1C2C7A #7A1C5B #7A6A1C #1C7A3B

square

#1C2C7A #7A1C5B #7A6A1C #1C7A3B

split-complementary

#1C2C7A #7A3B1C #5B7A1C

monochromatic

#060919 #111A48 #1C2C7A #273EAC #3E57D3

Accessibility & contrast

On white

12.42

#1C2C7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#1C2C7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2C7A

12.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2C7A	#FFFFFF	#000000	##FFFFFF
##1C2C7A	1.00	12.42	1.69	12.42
#FFFFFF	12.42	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00397D

Deuteranopia (green-blind)

#003078

Tritanopia (blue-blind)

#00404E

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1c2c7a;
/* rgb */ color: rgb(28, 44, 122);
/* oklch */ color: oklch(33.5% 0.134 268.9);

Tailwind

colors: {
  custom: {
    50: '#6865a1',
    500: '#1c2c7a',
    950: '#000000',
  },
}

SCSS

$custom: #1c2c7a;
$custom-light: #6865a1;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2c7a",
  "rgb": {
    "r": 28,
    "g": 44,
    "b": 122
  },
  "hsl": {
    "h": 229.787,
    "s": 62.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.33463,
    "c": 0.13372,
    "h": 268.9
  },
  "luminance": 0.03453
}

Semantic roles & 50–950 ramp

primary

#1C2C7A

secondary

#AE9C44

accent

#CA42E6

background

#F6F6FA

surface

#EBEBF3

border

#C6C6CD

text

#07050F

muted

#7A7A7F

Preview Lab

Preview with #1C2C7A

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

Preview Lab → · Contrast checker → · Palette generator →