#123343#123343

#123343 is a dark, muted cyan. Relative luminance 0.029; OKLCH L 30.5% C 0.048 H 232.4°. Best body text is #FFFFFF at 13.29:1 contrast (WCAG AA passes).

Color values

HEX	#123343
RGB	rgb(18, 51, 67)
HSL	hsl(200, 58%, 17%)
HSV	hsv(200, 73%, 26%)
CMYK	cmyk(73.1%, 23.9%, 0%, 73.7%)
CIE-LAB	lab(19.64, -6.02, -13.54)
CIE-LCH	lch(19.64, 14.82, 246.03°)
OKLab	oklab(30.47% -0.0291 -0.0379)
OKLCH	oklch(30.47% 0.048 232.4)
XYZ	xyz(2.4460, 2.9012, 5.7402)
Luminance	0.0290 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123343 #432212

analogous

#12433B #123343 #121B43

triadic

#123343 #431233 #334312

tetradic

#123343 #3B1243 #432212 #1B4312

square

#123343 #3B1243 #432212 #1B4312

split-complementary

#123343 #43121B #433B12

monochromatic

#061218 #061218 #123343 #1F5873 #2C7CA3

Accessibility & contrast

On white

13.29

#123343 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#123343 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123343

13.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123343	#FFFFFF	#000000	##FFFFFF
##123343	1.00	13.29	1.58	13.29
#FFFFFF	13.29	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B3244

Deuteranopia (green-blind)

#242D43

Tritanopia (blue-blind)

#003738

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #123343;
/* rgb */ color: rgb(18, 51, 67);
/* oklch */ color: oklch(30.5% 0.048 232.4);

Tailwind

colors: {
  custom: {
    50: '#566a77',
    500: '#123343',
    950: '#000000',
  },
}

SCSS

$custom: #123343;
$custom-light: #566a77;
$custom-dark: #000000;

JSON

{
  "hex": "#123343",
  "rgb": {
    "r": 18,
    "g": 51,
    "b": 67
  },
  "hsl": {
    "h": 199.592,
    "s": 57.647,
    "l": 16.667
  },
  "oklch": {
    "l": 0.30469,
    "c": 0.04783,
    "h": 232.4
  },
  "luminance": 0.02901
}

Semantic roles & 50–950 ramp

primary

#123343

secondary

#7C4C35

accent

#7947E1

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030608

muted

#787A7B

Preview Lab

Preview with #123343

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

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