#182D72#182D72

#182D72 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 32.7% C 0.122 H 266.6°. Best body text is #FFFFFF at 12.67:1 contrast (WCAG AA passes).

Color values

HEX	#182D72
RGB	rgb(24, 45, 114)
HSL	hsl(226, 65%, 27%)
HSV	hsv(226, 79%, 45%)
CMYK	cmyk(78.9%, 60.5%, 0%, 55.3%)
CIE-LAB	lab(21.15, 18.73, -42.19)
CIE-LCH	lch(21.15, 46.16, 293.94°)
OKLab	oklab(32.73% -0.0072 -0.1218)
OKLCH	oklch(32.73% 0.122 266.6)
XYZ	xyz(4.3513, 3.2854, 16.3211)
Luminance	0.0329 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182D72 #725D18

analogous

#185A72 #182D72 #301872

triadic

#182D72 #72182D #2D7218

tetradic

#182D72 #72185A #725D18 #187230

square

#182D72 #72185A #725D18 #187230

split-complementary

#182D72 #723018 #5A7218

monochromatic

#050A19 #0D193F #182D72 #2341A5 #3157D4

Accessibility & contrast

On white

12.67

#182D72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#182D72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182D72

12.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182D72	#FFFFFF	#000000	##FFFFFF
##182D72	1.00	12.67	1.66	12.67
#FFFFFF	12.67	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003774

Deuteranopia (green-blind)

#002F71

Tritanopia (blue-blind)

#003E4A

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #182d72;
/* rgb */ color: rgb(24, 45, 114);
/* oklch */ color: oklch(32.7% 0.122 266.6);

Tailwind

colors: {
  custom: {
    50: '#64659b',
    500: '#182d72',
    950: '#000000',
  },
}

SCSS

$custom: #182d72;
$custom-light: #64659b;
$custom-dark: #000000;

JSON

{
  "hex": "#182d72",
  "rgb": {
    "r": 24,
    "g": 45,
    "b": 114
  },
  "hsl": {
    "h": 226,
    "s": 65.217,
    "l": 27.059
  },
  "oklch": {
    "l": 0.32727,
    "c": 0.12198,
    "h": 266.6
  },
  "luminance": 0.03286
}

Semantic roles & 50–950 ramp

primary

#182D72

secondary

#A78F3E

accent

#C140E8

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06050E

muted

#7A7A7E

Preview Lab

Preview with #182D72

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

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