#123C50#123C50

#123C50 is a dark, muted cyan. Relative luminance 0.039; OKLCH L 33.7% C 0.057 H 232.9°. Best body text is #FFFFFF at 11.74:1 contrast (WCAG AA passes).

Color values

HEX	#123C50
RGB	rgb(18, 60, 80)
HSL	hsl(199, 63%, 19%)
HSV	hsv(199, 78%, 31%)
CMYK	cmyk(77.5%, 25%, 0%, 68.6%)
CIE-LAB	lab(23.47, -6.80, -16.32)
CIE-LCH	lch(23.47, 17.68, 247.38°)
OKLab	oklab(33.73% -0.0346 -0.0458)
OKLCH	oklch(33.73% 0.057 232.9)
XYZ	xyz(3.3127, 3.9391, 8.1736)
Luminance	0.0394 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123C50 #502612

analogous

#125045 #123C50 #121D50

triadic

#123C50 #50123C #3C5012

tetradic

#123C50 #451250 #502612 #1D5012

square

#123C50 #451250 #502612 #1D5012

split-complementary

#123C50 #50121D #504512

monochromatic

#061319 #07171E #123C50 #1D6182 #2887B4

Accessibility & contrast

On white

11.74

#123C50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#123C50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123C50

11.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123C50	#FFFFFF	#000000	##FFFFFF
##123C50	1.00	11.74	1.79	11.74
#FFFFFF	11.74	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323B51

Deuteranopia (green-blind)

#2A3550

Tritanopia (blue-blind)

#004143

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #123c50;
/* rgb */ color: rgb(18, 60, 80);
/* oklch */ color: oklch(33.7% 0.057 232.9);

Tailwind

colors: {
  custom: {
    50: '#597181',
    500: '#123c50',
    950: '#000000',
  },
}

SCSS

$custom: #123c50;
$custom-light: #597181;
$custom-dark: #000000;

JSON

{
  "hex": "#123c50",
  "rgb": {
    "r": 18,
    "g": 60,
    "b": 80
  },
  "hsl": {
    "h": 199.355,
    "s": 63.265,
    "l": 19.216
  },
  "oklch": {
    "l": 0.33727,
    "c": 0.05746,
    "h": 232.9
  },
  "luminance": 0.0394
}

Semantic roles & 50–950 ramp

primary

#123C50

secondary

#895035

accent

#7741E6

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#04070A

muted

#797A7C

Preview Lab

Preview with #123C50

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

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