#123755#123755

#123755 is a dark, moderate cyan. Relative luminance 0.035; OKLCH L 32.7% C 0.068 H 246.5°. Best body text is #FFFFFF at 12.33:1 contrast (WCAG AA passes).

Color values

HEX	#123755
RGB	rgb(18, 55, 85)
HSL	hsl(207, 65%, 20%)
HSV	hsv(207, 79%, 33%)
CMYK	cmyk(78.8%, 35.3%, 0%, 66.7%)
CIE-LAB	lab(22.00, -1.44, -21.92)
CIE-LCH	lch(22.00, 21.97, 266.23°)
OKLab	oklab(32.65% -0.027 -0.0621)
OKLCH	oklch(32.65% 0.068 246.5)
XYZ	xyz(3.2547, 3.5165, 9.0998)
Luminance	0.0352 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123755 #553012

analogous

#125552 #123755 #121555

triadic

#123755 #551237 #375512

tetradic

#123755 #521255 #553012 #155512

square

#123755 #521255 #553012 #155512

split-complementary

#123755 #551215 #555212

monochromatic

#051019 #071622 #123755 #1D5888 #2778BA

Accessibility & contrast

On white

12.33

#123755 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#123755 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123755

12.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123755	#FFFFFF	#000000	##FFFFFF
##123755	1.00	12.33	1.70	12.33
#FFFFFF	12.33	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#293856

Deuteranopia (green-blind)

#203254

Tritanopia (blue-blind)

#003E42

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #123755;
/* rgb */ color: rgb(18, 55, 85);
/* oklch */ color: oklch(32.7% 0.068 246.5);

Tailwind

colors: {
  custom: {
    50: '#5a6d85',
    500: '#123755',
    950: '#000000',
  },
}

SCSS

$custom: #123755;
$custom-light: #5a6d85;
$custom-dark: #000000;

JSON

{
  "hex": "#123755",
  "rgb": {
    "r": 18,
    "g": 55,
    "b": 85
  },
  "hsl": {
    "h": 206.866,
    "s": 65.049,
    "l": 20.196
  },
  "oklch": {
    "l": 0.32653,
    "c": 0.06777,
    "h": 246.5
  },
  "luminance": 0.03517
}

Semantic roles & 50–950 ramp

primary

#123755

secondary

#8E5D35

accent

#8B40E8

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #123755

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

Preview Lab → · Contrast checker → · Palette generator →