#182D75#182D75

#182D75 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.0% C 0.126 H 266.8°. Best body text is #FFFFFF at 12.57:1 contrast (WCAG AA passes).

Color values

HEX	#182D75
RGB	rgb(24, 45, 117)
HSL	hsl(226, 66%, 28%)
HSV	hsv(226, 79%, 46%)
CMYK	cmyk(79.5%, 61.5%, 0%, 54.1%)
CIE-LAB	lab(21.41, 19.95, -43.68)
CIE-LCH	lch(21.41, 48.03, 294.55°)
OKLab	oklab(33% -0.0071 -0.1262)
OKLCH	oklch(33% 0.126 266.8)
XYZ	xyz(4.5248, 3.3548, 17.2352)
Luminance	0.0336 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182D75 #756018

analogous

#185B75 #182D75 #321875

triadic

#182D75 #75182D #2D7518

tetradic

#182D75 #75185B #756018 #187532

square

#182D75 #75185B #756018 #187532

split-complementary

#182D75 #753218 #5B7518

monochromatic

#050A19 #0E1942 #182D75 #2241A8 #3257D5

Accessibility & contrast

On white

12.57

#182D75 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#182D75 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182D75

12.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182D75	#FFFFFF	#000000	##FFFFFF
##182D75	1.00	12.57	1.67	12.57
#FFFFFF	12.57	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003877

Deuteranopia (green-blind)

#002F74

Tritanopia (blue-blind)

#003F4C

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #182d75;
/* rgb */ color: rgb(24, 45, 117);
/* oklch */ color: oklch(33.0% 0.126 266.8);

Tailwind

colors: {
  custom: {
    50: '#65659d',
    500: '#182d75',
    950: '#000000',
  },
}

SCSS

$custom: #182d75;
$custom-light: #65659d;
$custom-dark: #000000;

JSON

{
  "hex": "#182d75",
  "rgb": {
    "r": 24,
    "g": 45,
    "b": 117
  },
  "hsl": {
    "h": 226.452,
    "s": 65.957,
    "l": 27.647
  },
  "oklch": {
    "l": 0.33003,
    "c": 0.12636,
    "h": 266.8
  },
  "luminance": 0.03355
}

Semantic roles & 50–950 ramp

primary

#182D75

secondary

#AA923F

accent

#C33FE9

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06050E

muted

#7A7A7E

Preview Lab

Preview with #182D75

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

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