#123B90#123B90

#123B90 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.2% C 0.148 H 262.4°. Best body text is #FFFFFF at 10.22:1 contrast (WCAG AA passes).

Color values

HEX#123B90
RGBrgb(18, 59, 144)
HSLhsl(220, 78%, 32%)
HSVhsv(220, 88%, 56%)
CMYKcmyk(87.5%, 59%, 0%, 43.5%)
CIE-LABlab(27.49, 20.58, -50.73)
CIE-LCHlch(27.49, 54.74, 292.08°)
OKLaboklab(38.22% -0.0195 -0.1467)
OKLCHoklch(38.22% 0.148 262.4)
XYZxyz(6.8456, 5.2693, 27.0364)
Luminance0.0527 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#123B90 #906712
analogous
#127A90 #123B90 #281290
triadic
#123B90 #90123B #3B9012
tetradic
#123B90 #90127A #906712 #129028
square
#123B90 #90127A #906712 #129028
split-complementary
#123B90 #902812 #7A9012
monochromatic
#040E23 #0B255A #123B90 #1951C6 #3670E6

Accessibility & contrast

On white

10.22
#123B90 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.05
#123B90 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123B90
10.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##123B90#FFFFFF#000000##FFFFFF
##123B901.0010.222.0510.22
#FFFFFF10.221.0021.001.00
#0000002.0521.001.0021.00
##FFFFFF10.221.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004793
Deuteranopia (green-blind)
#003B8E
Tritanopia (blue-blind)
#00515F
Achromatopsia (no color)
#414141

Design tokens & code

CSS
--color: #123b90;
/* rgb */ color: rgb(18, 59, 144);
/* oklch */ color: oklch(38.2% 0.148 262.4);
Tailwind
colors: {
  custom: {
    50: '#6a70b1',
    500: '#123b90',
    950: '#000000',
  },
}
SCSS
$custom: #123b90;
$custom-light: #6a70b1;
$custom-dark: #000000;
JSON
{
  "hex": "#123b90",
  "rgb": {
    "r": 18,
    "g": 59,
    "b": 144
  },
  "hsl": {
    "h": 220.476,
    "s": 77.778,
    "l": 31.765
  },
  "oklch": {
    "l": 0.38223,
    "c": 0.14798,
    "h": 262.4
  },
  "luminance": 0.0527
}

Semantic roles & 50–950 ramp

primary
#123B90
secondary
#C4973A
accent
#B634F4
background
#F6F6FB
surface
#ECECF6
border
#C7C7D0
text
#080711
muted
#7A7A80

Preview Lab

Preview with #123B90

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

Preview Lab → · Contrast checker → · Palette generator →

#123B90 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva