#123871#123871

#123871 is a dark, moderate blue. Relative luminance 0.041; OKLCH L 34.9% C 0.108 H 258.8°. Best body text is #FFFFFF at 11.48:1 contrast (WCAG AA passes).

Color values

HEX	#123871
RGB	rgb(18, 56, 113)
HSL	hsl(216, 73%, 26%)
HSV	hsv(216, 84%, 44%)
CMYK	cmyk(84.1%, 50.4%, 0%, 55.7%)
CIE-LAB	lab(24.16, 9.69, -36.69)
CIE-LCH	lch(24.16, 37.95, 284.80°)
OKLab	oklab(34.92% -0.0209 -0.1055)
OKLCH	oklch(34.92% 0.108 258.8)
XYZ	xyz(4.6432, 4.1486, 16.1756)
Luminance	0.0415 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123871 #714B12

analogous

#126771 #123871 #1B1271

triadic

#123871 #711238 #387112

tetradic

#123871 #711267 #714B12 #12711B

square

#123871 #711267 #714B12 #12711B

split-complementary

#123871 #711B12 #677112

monochromatic

#040D1A #0A1E3C #123871 #1A52A6 #236CDB

Accessibility & contrast

On white

11.48

#123871 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#123871 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123871

11.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123871	#FFFFFF	#000000	##FFFFFF
##123871	1.00	11.48	1.83	11.48
#FFFFFF	11.48	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#173E73

Deuteranopia (green-blind)

#003570

Tritanopia (blue-blind)

#00464F

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #123871;
/* rgb */ color: rgb(18, 56, 113);
/* oklch */ color: oklch(34.9% 0.108 258.8);

Tailwind

colors: {
  custom: {
    50: '#616e9a',
    500: '#123871',
    950: '#000000',
  },
}

SCSS

$custom: #123871;
$custom-light: #616e9a;
$custom-dark: #000000;

JSON

{
  "hex": "#123871",
  "rgb": {
    "r": 18,
    "g": 56,
    "b": 113
  },
  "hsl": {
    "h": 216,
    "s": 72.519,
    "l": 25.686
  },
  "oklch": {
    "l": 0.34919,
    "c": 0.10754,
    "h": 258.8
  },
  "luminance": 0.04149
}

Semantic roles & 50–950 ramp

primary

#123871

secondary

#A87B37

accent

#A639EF

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #123871

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

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