#181956#181956

#181956 is a dark, moderate blue. Relative luminance 0.016; OKLCH L 25.9% C 0.107 H 275.2°. Best body text is #FFFFFF at 16.00:1 contrast (WCAG AA passes).

Color values

HEX	#181956
RGB	rgb(24, 25, 86)
HSL	hsl(239, 56%, 22%)
HSV	hsv(239, 72%, 34%)
CMYK	cmyk(72.1%, 70.9%, 0%, 66.3%)
CIE-LAB	lab(12.99, 21.80, -37.06)
CIE-LCH	lch(12.99, 43.00, 300.46°)
OKLab	oklab(25.89% 0.0097 -0.1069)
OKLCH	oklch(25.89% 0.107 275.2)
XYZ	xyz(2.4035, 1.5611, 8.9770)
Luminance	0.0156 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181956 #565518

analogous

#183856 #181956 #361856

triadic

#181956 #561819 #195618

tetradic

#181956 #561838 #565518 #185636

square

#181956 #561838 #565518 #185636

split-complementary

#181956 #563618 #385618

monochromatic

#070718 #0B0B26 #181956 #252786 #3335B6

Accessibility & contrast

On white

16.00

#181956 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#181956 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181956

16.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181956	#FFFFFF	#000000	##FFFFFF
##181956	1.00	16.00	1.31	16.00
#FFFFFF	16.00	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002458

Deuteranopia (green-blind)

#001F55

Tritanopia (blue-blind)

#002935

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #181956;
/* rgb */ color: rgb(24, 25, 86);
/* oklch */ color: oklch(25.9% 0.107 275.2);

Tailwind

colors: {
  custom: {
    50: '#5e5686',
    500: '#181956',
    950: '#000000',
  },
}

SCSS

$custom: #181956;
$custom-light: #5e5686;
$custom-dark: #000000;

JSON

{
  "hex": "#181956",
  "rgb": {
    "r": 24,
    "g": 25,
    "b": 86
  },
  "hsl": {
    "h": 239.032,
    "s": 56.364,
    "l": 21.569
  },
  "oklch": {
    "l": 0.2589,
    "c": 0.10739,
    "h": 275.2
  },
  "luminance": 0.01561
}

Semantic roles & 50–950 ramp

primary

#181956

secondary

#8D8B3D

accent

#DD48E0

background

#F5F5F8

surface

#EAE9EF

border

#C6C5CA

text

#05030B

muted

#79787C

Preview Lab

Preview with #181956

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

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