#123B47#123B47

#123B47 is a dark, muted cyan. Relative luminance 0.037; OKLCH L 33.0% C 0.049 H 220.7°. Best body text is #FFFFFF at 12.05:1 contrast (WCAG AA passes).

Color values

HEX	#123B47
RGB	rgb(18, 59, 71)
HSL	hsl(194, 60%, 17%)
HSV	hsv(194, 75%, 28%)
CMYK	cmyk(74.6%, 16.9%, 0%, 72.2%)
CIE-LAB	lab(22.69, -9.64, -11.54)
CIE-LCH	lch(22.69, 15.03, 230.12°)
OKLab	oklab(32.97% -0.0374 -0.0322)
OKLCH	oklch(32.97% 0.049 220.7)
XYZ	xyz(2.9503, 3.7111, 6.5208)
Luminance	0.0371 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123B47 #471E12

analogous

#124739 #123B47 #122047

triadic

#123B47 #47123B #3B4712

tetradic

#123B47 #391247 #471E12 #204712

square

#123B47 #391247 #471E12 #204712

split-complementary

#123B47 #471220 #473912

monochromatic

#061418 #061418 #123B47 #1E6478 #2B8CA9

Accessibility & contrast

On white

12.05

#123B47 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#123B47 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123B47

12.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123B47	#FFFFFF	#000000	##FFFFFF
##123B47	1.00	12.05	1.74	12.05
#FFFFFF	12.05	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343948

Deuteranopia (green-blind)

#2C3447

Tritanopia (blue-blind)

#003F3F

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #123b47;
/* rgb */ color: rgb(18, 59, 71);
/* oklch */ color: oklch(33.0% 0.049 220.7);

Tailwind

colors: {
  custom: {
    50: '#58717a',
    500: '#123b47',
    950: '#000000',
  },
}

SCSS

$custom: #123b47;
$custom-light: #58717a;
$custom-dark: #000000;

JSON

{
  "hex": "#123b47",
  "rgb": {
    "r": 18,
    "g": 59,
    "b": 71
  },
  "hsl": {
    "h": 193.585,
    "s": 59.551,
    "l": 17.451
  },
  "oklch": {
    "l": 0.32966,
    "c": 0.04932,
    "h": 220.7
  },
  "luminance": 0.03711
}

Semantic roles & 50–950 ramp

primary

#123B47

secondary

#804635

accent

#6945E3

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#040709

muted

#797A7B

Preview Lab

Preview with #123B47

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

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