#123D65#123D65

#123D65 is a dark, moderate cyan. Relative luminance 0.044; OKLCH L 35.3% C 0.084 H 250.2°. Best body text is #FFFFFF at 11.16:1 contrast (WCAG AA passes).

Color values

HEX#123D65
RGBrgb(18, 61, 101)
HSLhsl(209, 70%, 23%)
HSVhsv(209, 82%, 40%)
CMYKcmyk(82.2%, 39.6%, 0%, 60.4%)
CIE-LABlab(24.97, 1.11, -27.68)
CIE-LCHlch(24.97, 27.70, 272.29°)
OKLaboklab(35.29% -0.0283 -0.0789)
OKLCHoklch(35.29% 0.084 250.2)
XYZxyz(4.2663, 4.4052, 12.9348)
Luminance0.0441 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#123D65 #653A12
analogous
#126563 #123D65 #121365
triadic
#123D65 #65123D #3D6512
tetradic
#123D65 #631265 #653A12 #136512
square
#123D65 #631265 #653A12 #136512
split-complementary
#123D65 #651213 #656312
monochromatic
#05101A #091E31 #123D65 #1B5C99 #257CCD

Accessibility & contrast

On white

11.16
#123D65 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.88
#123D65 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123D65
11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##123D65#FFFFFF#000000##FFFFFF
##123D651.0011.161.8811.16
#FFFFFF11.161.0021.001.00
#0000001.8821.001.0021.00
##FFFFFF11.161.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2A3F67
Deuteranopia (green-blind)
#1E3864
Tritanopia (blue-blind)
#00474C
Achromatopsia (no color)
#3B3B3B

Design tokens & code

CSS
--color: #123d65;
/* rgb */ color: rgb(18, 61, 101);
/* oklch */ color: oklch(35.3% 0.084 250.2);
Tailwind
colors: {
  custom: {
    50: '#5e7291',
    500: '#123d65',
    950: '#000000',
  },
}
SCSS
$custom: #123d65;
$custom-light: #5e7291;
$custom-dark: #000000;
JSON
{
  "hex": "#123d65",
  "rgb": {
    "r": 18,
    "g": 61,
    "b": 101
  },
  "hsl": {
    "h": 208.916,
    "s": 69.748,
    "l": 23.333
  },
  "oklch": {
    "l": 0.35291,
    "c": 0.08384,
    "h": 250.2
  },
  "luminance": 0.04406
}

Semantic roles & 50–950 ramp

primary
#123D65
secondary
#9D6836
accent
#913BED
background
#F5F6F8
surface
#EAECF0
border
#C6C7CB
text
#05070D
muted
#797A7D

Preview Lab

Preview with #123D65

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

Preview Lab → · Contrast checker → · Palette generator →

#123D65 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva