#182A64#182A64

#182A64 is a dark, moderate blue. Relative luminance 0.028; OKLCH L 30.8% C 0.105 H 267.0°. Best body text is #FFFFFF at 13.51:1 contrast (WCAG AA passes).

Color values

HEX	#182A64
RGB	rgb(24, 42, 100)
HSL	hsl(226, 61%, 24%)
HSV	hsv(226, 76%, 39%)
CMYK	cmyk(76%, 58%, 0%, 60.8%)
CIE-LAB	lab(19.10, 15.13, -36.44)
CIE-LCH	lch(19.10, 39.46, 292.55°)
OKLab	oklab(30.81% -0.0055 -0.1049)
OKLCH	oklch(30.81% 0.105 267)
XYZ	xyz(3.5041, 2.7699, 12.4041)
Luminance	0.0277 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182A64 #645218

analogous

#185064 #182A64 #2C1864

triadic

#182A64 #64182A #2A6418

tetradic

#182A64 #641850 #645218 #18642C

square

#182A64 #641850 #645218 #18642C

split-complementary

#182A64 #642C18 #506418

monochromatic

#060A19 #0C1533 #182A64 #243F95 #3053C7

Accessibility & contrast

On white

13.51

#182A64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#182A64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182A64

13.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182A64	#FFFFFF	#000000	##FFFFFF
##182A64	1.00	13.51	1.55	13.51
#FFFFFF	13.51	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003266

Deuteranopia (green-blind)

#002B63

Tritanopia (blue-blind)

#003842

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #182a64;
/* rgb */ color: rgb(24, 42, 100);
/* oklch */ color: oklch(30.8% 0.105 267.0);

Tailwind

colors: {
  custom: {
    50: '#616391',
    500: '#182a64',
    950: '#000000',
  },
}

SCSS

$custom: #182a64;
$custom-light: #616391;
$custom-dark: #000000;

JSON

{
  "hex": "#182a64",
  "rgb": {
    "r": 24,
    "g": 42,
    "b": 100
  },
  "hsl": {
    "h": 225.789,
    "s": 61.29,
    "l": 24.314
  },
  "oklch": {
    "l": 0.30814,
    "c": 0.10507,
    "h": 267
  },
  "luminance": 0.0277
}

Semantic roles & 50–950 ramp

primary

#182A64

secondary

#9A843E

accent

#BE43E4

background

#F6F5F8

surface

#EBEAF0

border

#C6C6CB

text

#05050D

muted

#7A797D

Preview Lab

Preview with #182A64

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

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