#123680#123680

#123680 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 35.7% C 0.132 H 262.4°. Best body text is #FFFFFF at 11.26:1 contrast (WCAG AA passes).

Color values

HEX	#123680
RGB	rgb(18, 54, 128)
HSL	hsl(220, 75%, 29%)
HSV	hsv(220, 86%, 50%)
CMYK	cmyk(85.9%, 57.8%, 0%, 49.8%)
CIE-LAB	lab(24.72, 17.46, -45.29)
CIE-LCH	lch(24.72, 48.54, 291.08°)
OKLab	oklab(35.72% -0.0175 -0.1308)
OKLCH	oklch(35.72% 0.132 262.4)
XYZ	xyz(5.4635, 4.3248, 20.9647)
Luminance	0.0432 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123680 #805C12

analogous

#126D80 #123680 #251280

triadic

#123680 #801236 #368012

tetradic

#123680 #80126D #805C12 #128025

square

#123680 #80126D #805C12 #128025

split-complementary

#123680 #802512 #6D8012

monochromatic

#040B1B #0A1F4A #123680 #1A4DB6 #2B67E1

Accessibility & contrast

On white

11.26

#123680 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#123680 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123680

11.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123680	#FFFFFF	#000000	##FFFFFF
##123680	1.00	11.26	1.87	11.26
#FFFFFF	11.26	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004083

Deuteranopia (green-blind)

#00367F

Tritanopia (blue-blind)

#004955

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #123680;
/* rgb */ color: rgb(18, 54, 128);
/* oklch */ color: oklch(35.7% 0.132 262.4);

Tailwind

colors: {
  custom: {
    50: '#656ca5',
    500: '#123680',
    950: '#000000',
  },
}

SCSS

$custom: #123680;
$custom-light: #656ca5;
$custom-dark: #000000;

JSON

{
  "hex": "#123680",
  "rgb": {
    "r": 18,
    "g": 54,
    "b": 128
  },
  "hsl": {
    "h": 220.364,
    "s": 75.342,
    "l": 28.627
  },
  "oklch": {
    "l": 0.35716,
    "c": 0.13198,
    "h": 262.4
  },
  "luminance": 0.04325
}

Semantic roles & 50–950 ramp

primary

#123680

secondary

#B68D38

accent

#B436F2

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #123680

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

Preview Lab → · Contrast checker → · Palette generator →