#123C64#123C64

#123C64 is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 35.0% C 0.084 H 250.7°. Best body text is #FFFFFF at 11.31:1 contrast (WCAG AA passes).

Color values

HEX	#123C64
RGB	rgb(18, 60, 100)
HSL	hsl(209, 69%, 23%)
HSV	hsv(209, 82%, 39%)
CMYK	cmyk(82%, 40%, 0%, 60.8%)
CIE-LAB	lab(24.58, 1.38, -27.66)
CIE-LCH	lch(24.58, 27.69, 272.85°)
OKLab	oklab(34.96% -0.0276 -0.0788)
OKLCH	oklch(34.96% 0.084 250.7)
XYZ	xyz(4.1647, 4.2799, 12.6607)
Luminance	0.0428 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123C64 #643A12

analogous

#126463 #123C64 #121364

triadic

#123C64 #64123C #3C6412

tetradic

#123C64 #631264 #643A12 #136412

square

#123C64 #631264 #643A12 #136412

split-complementary

#123C64 #641213 #646312

monochromatic

#05101A #091D30 #123C64 #1B5B98 #257ACC

Accessibility & contrast

On white

11.31

#123C64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#123C64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123C64

11.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123C64	#FFFFFF	#000000	##FFFFFF
##123C64	1.00	11.31	1.86	11.31
#FFFFFF	11.31	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#293E66

Deuteranopia (green-blind)

#1D3763

Tritanopia (blue-blind)

#00464B

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #123c64;
/* rgb */ color: rgb(18, 60, 100);
/* oklch */ color: oklch(35.0% 0.084 250.7);

Tailwind

colors: {
  custom: {
    50: '#5e7190',
    500: '#123c64',
    950: '#000000',
  },
}

SCSS

$custom: #123c64;
$custom-light: #5e7190;
$custom-dark: #000000;

JSON

{
  "hex": "#123c64",
  "rgb": {
    "r": 18,
    "g": 60,
    "b": 100
  },
  "hsl": {
    "h": 209.268,
    "s": 69.492,
    "l": 23.137
  },
  "oklch": {
    "l": 0.34964,
    "c": 0.08355,
    "h": 250.7
  },
  "luminance": 0.0428
}

Semantic roles & 50–950 ramp

primary

#123C64

secondary

#9C6836

accent

#923BEC

background

#F5F6F8

surface

#EAECF0

border

#C6C7CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #123C64

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

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