#182C7C#182C7C

#182C7C is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.5% C 0.138 H 267.3°. Best body text is #FFFFFF at 12.42:1 contrast (WCAG AA passes).

Color values

HEX	#182C7C
RGB	rgb(24, 44, 124)
HSL	hsl(228, 68%, 29%)
HSV	hsv(228, 81%, 49%)
CMYK	cmyk(80.6%, 64.5%, 0%, 51.4%)
CIE-LAB	lab(21.76, 23.50, -47.57)
CIE-LCH	lch(21.76, 53.06, 296.29°)
OKLab	oklab(33.46% -0.0064 -0.1376)
OKLCH	oklch(33.46% 0.138 267.3)
XYZ	xyz(4.9142, 3.4502, 19.4718)
Luminance	0.0345 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182C7C #7C6818

analogous

#185E7C #182C7C #36187C

triadic

#182C7C #7C182C #2C7C18

tetradic

#182C7C #7C185E #7C6818 #187C36

square

#182C7C #7C185E #7C6818 #187C36

split-complementary

#182C7C #7C3618 #5E7C18

monochromatic

#05091A #0E1A49 #182C7C #223EAF #3657D8

Accessibility & contrast

On white

12.42

#182C7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#182C7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182C7C

12.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182C7C	#FFFFFF	#000000	##FFFFFF
##182C7C	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)

#00397F

Deuteranopia (green-blind)

#00307A

Tritanopia (blue-blind)

#00414F

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #182c7c;
/* rgb */ color: rgb(24, 44, 124);
/* oklch */ color: oklch(33.5% 0.138 267.3);

Tailwind

colors: {
  custom: {
    50: '#6764a3',
    500: '#182c7c',
    950: '#000000',
  },
}

SCSS

$custom: #182c7c;
$custom-light: #6764a3;
$custom-dark: #000000;

JSON

{
  "hex": "#182c7c",
  "rgb": {
    "r": 24,
    "g": 44,
    "b": 124
  },
  "hsl": {
    "h": 228,
    "s": 67.568,
    "l": 29.02
  },
  "oklch": {
    "l": 0.33459,
    "c": 0.13772,
    "h": 267.3
  },
  "luminance": 0.03451
}

Semantic roles & 50–950 ramp

primary

#182C7C

secondary

#B19A3F

accent

#C83DEA

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07050F

muted

#7A7A7F

Preview Lab

Preview with #182C7C

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

Preview Lab → · Contrast checker → · Palette generator →