#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
RGBrgb(18, 54, 128)
HSLhsl(220, 75%, 29%)
HSVhsv(220, 86%, 50%)
CMYKcmyk(85.9%, 57.8%, 0%, 49.8%)
CIE-LABlab(24.72, 17.46, -45.29)
CIE-LCHlch(24.72, 48.54, 291.08°)
OKLaboklab(35.72% -0.0175 -0.1308)
OKLCHoklch(35.72% 0.132 262.4)
XYZxyz(5.4635, 4.3248, 20.9647)
Luminance0.0432 (WCAG relative)
Temperaturecool
Familyblue

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
##1236801.0011.261.8711.26
#FFFFFF11.261.0021.001.00
#0000001.8721.001.0021.00
##FFFFFF11.261.0021.001.00

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 →

#123680 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva