#183470#183470

#183470 is a dark, moderate blue. Relative luminance 0.038; OKLCH L 34.1% C 0.110 H 263.1°. Best body text is #FFFFFF at 11.90:1 contrast (WCAG AA passes).

Color values

HEX	#183470
RGB	rgb(24, 52, 112)
HSL	hsl(221, 65%, 27%)
HSV	hsv(221, 79%, 44%)
CMYK	cmyk(78.6%, 53.6%, 0%, 56.1%)
CIE-LAB	lab(23.07, 12.87, -37.80)
CIE-LCH	lch(23.07, 39.93, 288.81°)
OKLab	oklab(34.12% -0.0132 -0.1087)
OKLCH	oklch(34.12% 0.11 263.1)
XYZ	xyz(4.5283, 3.8195, 15.8247)
Luminance	0.0382 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183470 #705418

analogous

#186070 #183470 #281870

triadic

#183470 #701834 #347018

tetradic

#183470 #701860 #705418 #187028

square

#183470 #701860 #705418 #187028

split-complementary

#183470 #702818 #607018

monochromatic

#050C19 #0D1D3E #183470 #234BA2 #3064D3

Accessibility & contrast

On white

11.90

#183470 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#183470 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183470

11.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183470	#FFFFFF	#000000	##FFFFFF
##183470	1.00	11.90	1.76	11.90
#FFFFFF	11.90	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E3B72

Deuteranopia (green-blind)

#00336F

Tritanopia (blue-blind)

#00424C

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #183470;
/* rgb */ color: rgb(24, 52, 112);
/* oklch */ color: oklch(34.1% 0.110 263.1);

Tailwind

colors: {
  custom: {
    50: '#636a99',
    500: '#183470',
    950: '#000000',
  },
}

SCSS

$custom: #183470;
$custom-light: #636a99;
$custom-dark: #000000;

JSON

{
  "hex": "#183470",
  "rgb": {
    "r": 24,
    "g": 52,
    "b": 112
  },
  "hsl": {
    "h": 220.909,
    "s": 64.706,
    "l": 26.667
  },
  "oklch": {
    "l": 0.34122,
    "c": 0.10953,
    "h": 263.1
  },
  "luminance": 0.0382
}

Semantic roles & 50–950 ramp

primary

#183470

secondary

#A5853E

accent

#B240E8

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #183470

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

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