#182E7A#182E7A

#182E7A is a dark, vivid blue. Relative luminance 0.036; OKLCH L 33.7% C 0.132 H 266.6°. Best body text is #FFFFFF at 12.28:1 contrast (WCAG AA passes).

Color values

HEX	#182E7A
RGB	rgb(24, 46, 122)
HSL	hsl(227, 67%, 29%)
HSV	hsv(227, 80%, 48%)
CMYK	cmyk(80.3%, 62.3%, 0%, 52.2%)
CIE-LAB	lab(22.13, 21.28, -45.69)
CIE-LCH	lch(22.13, 50.41, 294.97°)
OKLab	oklab(33.68% -0.0078 -0.132)
OKLCH	oklch(33.68% 0.132 266.6)
XYZ	xyz(4.8653, 3.5528, 18.8379)
Luminance	0.0355 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182E7A #7A6418

analogous

#185F7A #182E7A #33187A

triadic

#182E7A #7A182E #2E7A18

tetradic

#182E7A #7A185F #7A6418 #187A33

square

#182E7A #7A185F #7A6418 #187A33

split-complementary

#182E7A #7A3318 #5F7A18

monochromatic

#050A1A #0E1B47 #182E7A #2241AD #355AD7

Accessibility & contrast

On white

12.28

#182E7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#182E7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182E7A

12.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182E7A	#FFFFFF	#000000	##FFFFFF
##182E7A	1.00	12.28	1.71	12.28
#FFFFFF	12.28	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A7D

Deuteranopia (green-blind)

#003179

Tritanopia (blue-blind)

#00414F

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #182e7a;
/* rgb */ color: rgb(24, 46, 122);
/* oklch */ color: oklch(33.7% 0.132 266.6);

Tailwind

colors: {
  custom: {
    50: '#6666a1',
    500: '#182e7a',
    950: '#000000',
  },
}

SCSS

$custom: #182e7a;
$custom-light: #6666a1;
$custom-dark: #000000;

JSON

{
  "hex": "#182e7a",
  "rgb": {
    "r": 24,
    "g": 46,
    "b": 122
  },
  "hsl": {
    "h": 226.531,
    "s": 67.123,
    "l": 28.627
  },
  "oklch": {
    "l": 0.33678,
    "c": 0.13228,
    "h": 266.6
  },
  "luminance": 0.03553
}

Semantic roles & 50–950 ramp

primary

#182E7A

secondary

#AF963F

accent

#C33EEA

background

#F6F6FA

surface

#EBEBF3

border

#C6C6CD

text

#07050F

muted

#7A7A7F

Preview Lab

Preview with #182E7A

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

Preview Lab → · Contrast checker → · Palette generator →