#123751#123751

#123751 is a dark, moderate cyan. Relative luminance 0.035; OKLCH L 32.4% C 0.062 H 242.9°. Best body text is #FFFFFF at 12.42:1 contrast (WCAG AA passes).

Color values

HEX	#123751
RGB	rgb(18, 55, 81)
HSL	hsl(205, 64%, 19%)
HSV	hsv(205, 78%, 32%)
CMYK	cmyk(77.8%, 32.1%, 0%, 68.2%)
CIE-LAB	lab(21.78, -3.09, -19.62)
CIE-LCH	lch(21.78, 19.86, 261.05°)
OKLab	oklab(32.4% -0.0284 -0.0554)
OKLCH	oklch(32.4% 0.062 242.9)
XYZ	xyz(3.1003, 3.4547, 8.2864)
Luminance	0.0345 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123751 #512C12

analogous

#12514C #123751 #121851

triadic

#123751 #511237 #375112

tetradic

#123751 #4C1251 #512C12 #185112

square

#123751 #4C1251 #512C12 #185112

split-complementary

#123751 #511218 #514C12

monochromatic

#061119 #07151F #123751 #1D5983 #287BB5

Accessibility & contrast

On white

12.42

#123751 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#123751 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123751

12.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123751	#FFFFFF	#000000	##FFFFFF
##123751	1.00	12.42	1.69	12.42
#FFFFFF	12.42	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B3852

Deuteranopia (green-blind)

#223151

Tritanopia (blue-blind)

#003D40

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #123751;
/* rgb */ color: rgb(18, 55, 81);
/* oklch */ color: oklch(32.4% 0.062 242.9);

Tailwind

colors: {
  custom: {
    50: '#596d82',
    500: '#123751',
    950: '#000000',
  },
}

SCSS

$custom: #123751;
$custom-light: #596d82;
$custom-dark: #000000;

JSON

{
  "hex": "#123751",
  "rgb": {
    "r": 18,
    "g": 55,
    "b": 81
  },
  "hsl": {
    "h": 204.762,
    "s": 63.636,
    "l": 19.412
  },
  "oklch": {
    "l": 0.32403,
    "c": 0.06231,
    "h": 242.9
  },
  "luminance": 0.03455
}

Semantic roles & 50–950 ramp

primary

#123751

secondary

#8A5835

accent

#8541E7

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04070A

muted

#797A7C

Preview Lab

Preview with #123751

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

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