#182D85#182D85

#182D85 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.5% C 0.149 H 267.2°. Best body text is #FFFFFF at 11.98:1 contrast (WCAG AA passes).

Color values

HEX	#182D85
RGB	rgb(24, 45, 133)
HSL	hsl(228, 69%, 31%)
HSV	hsv(228, 82%, 52%)
CMYK	cmyk(82%, 66.2%, 0%, 47.8%)
CIE-LAB	lab(22.87, 26.38, -51.43)
CIE-LCH	lch(22.87, 57.80, 297.16°)
OKLab	oklab(34.54% -0.0072 -0.1488)
OKLCH	oklch(34.54% 0.149 267.2)
XYZ	xyz(5.5472, 3.7638, 22.6199)
Luminance	0.0376 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182D85 #857018

analogous

#186385 #182D85 #391885

triadic

#182D85 #85182D #2D8518

tetradic

#182D85 #851863 #857018 #188539

square

#182D85 #851863 #857018 #188539

split-complementary

#182D85 #853918 #638518

monochromatic

#050A1D #0F1B51 #182D85 #213FB9 #3C5ADC

Accessibility & contrast

On white

11.98

#182D85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#182D85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182D85

11.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182D85	#FFFFFF	#000000	##FFFFFF
##182D85	1.00	11.98	1.75	11.98
#FFFFFF	11.98	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C88

Deuteranopia (green-blind)

#003283

Tritanopia (blue-blind)

#004454

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #182d85;
/* rgb */ color: rgb(24, 45, 133);
/* oklch */ color: oklch(34.5% 0.149 267.2);

Tailwind

colors: {
  custom: {
    50: '#6965a9',
    500: '#182d85',
    950: '#000000',
  },
}

SCSS

$custom: #182d85;
$custom-light: #6965a9;
$custom-dark: #000000;

JSON

{
  "hex": "#182d85",
  "rgb": {
    "r": 24,
    "g": 45,
    "b": 133
  },
  "hsl": {
    "h": 228.44,
    "s": 69.427,
    "l": 30.784
  },
  "oklch": {
    "l": 0.34539,
    "c": 0.14903,
    "h": 267.2
  },
  "luminance": 0.03764
}

Semantic roles & 50–950 ramp

primary

#182D85

secondary

#B9A240

accent

#CA3CEC

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070510

muted

#7A7A7F

Preview Lab

Preview with #182D85

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

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