#182E7C#182E7C

#182E7C is a dark, vivid blue. Relative luminance 0.036; OKLCH L 33.9% C 0.135 H 266.7°. Best body text is #FFFFFF at 12.21:1 contrast (WCAG AA passes).

Color values

HEX	#182E7C
RGB	rgb(24, 46, 124)
HSL	hsl(227, 68%, 29%)
HSV	hsv(227, 81%, 49%)
CMYK	cmyk(80.6%, 62.9%, 0%, 51.4%)
CIE-LAB	lab(22.31, 22.09, -46.67)
CIE-LCH	lch(22.31, 51.64, 295.33°)
OKLab	oklab(33.87% -0.0077 -0.1349)
OKLCH	oklch(33.87% 0.135 266.7)
XYZ	xyz(4.9905, 3.6028, 19.4973)
Luminance	0.0360 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182E7C #7C6618

analogous

#18607C #182E7C #34187C

triadic

#182E7C #7C182E #2E7C18

tetradic

#182E7C #7C1860 #7C6618 #187C34

square

#182E7C #7C1860 #7C6618 #187C34

split-complementary

#182E7C #7C3418 #607C18

monochromatic

#050A1A #0E1B49 #182E7C #2241AF #365AD8

Accessibility & contrast

On white

12.21

#182E7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#182E7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182E7C

12.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182E7C	#FFFFFF	#000000	##FFFFFF
##182E7C	1.00	12.21	1.72	12.21
#FFFFFF	12.21	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A7F

Deuteranopia (green-blind)

#00317B

Tritanopia (blue-blind)

#004250

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #182e7c;
/* rgb */ color: rgb(24, 46, 124);
/* oklch */ color: oklch(33.9% 0.135 266.7);

Tailwind

colors: {
  custom: {
    50: '#6766a3',
    500: '#182e7c',
    950: '#000000',
  },
}

SCSS

$custom: #182e7c;
$custom-light: #6766a3;
$custom-dark: #000000;

JSON

{
  "hex": "#182e7c",
  "rgb": {
    "r": 24,
    "g": 46,
    "b": 124
  },
  "hsl": {
    "h": 226.8,
    "s": 67.568,
    "l": 29.02
  },
  "oklch": {
    "l": 0.33866,
    "c": 0.13514,
    "h": 266.7
  },
  "luminance": 0.03603
}

Semantic roles & 50–950 ramp

primary

#182E7C

secondary

#B1983F

accent

#C43DEA

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07050F

muted

#7A7A7F

Preview Lab

Preview with #182E7C

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

Preview Lab → · Contrast checker → · Palette generator →