#123C75#123C75

#123C75 is a dark, moderate cyan. Relative luminance 0.046; OKLCH L 36.2% C 0.108 H 257.4°. Best body text is #FFFFFF at 10.89:1 contrast (WCAG AA passes).

Color values

HEX	#123C75
RGB	rgb(18, 60, 117)
HSL	hsl(215, 73%, 26%)
HSV	hsv(215, 85%, 46%)
CMYK	cmyk(84.6%, 48.7%, 0%, 54.1%)
CIE-LAB	lab(25.70, 8.56, -36.76)
CIE-LCH	lch(25.70, 37.74, 283.10°)
OKLab	oklab(36.2% -0.0236 -0.1056)
OKLCH	oklch(36.2% 0.108 257.4)
XYZ	xyz(5.0750, 4.6441, 17.4551)
Luminance	0.0464 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123C75 #754B12

analogous

#126E75 #123C75 #191275

triadic

#123C75 #75123C #3C7512

tetradic

#123C75 #75126E #754B12 #127519

square

#123C75 #75126E #754B12 #127519

split-complementary

#123C75 #751912 #6E7512

monochromatic

#040E1B #0A2140 #123C75 #1A57AA #2473DD

Accessibility & contrast

On white

10.89

#123C75 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#123C75 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123C75

10.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123C75	#FFFFFF	#000000	##FFFFFF
##123C75	1.00	10.89	1.93	10.89
#FFFFFF	10.89	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D4277

Deuteranopia (green-blind)

#023974

Tritanopia (blue-blind)

#004A52

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #123c75;
/* rgb */ color: rgb(18, 60, 117);
/* oklch */ color: oklch(36.2% 0.108 257.4);

Tailwind

colors: {
  custom: {
    50: '#62719d',
    500: '#123c75',
    950: '#000000',
  },
}

SCSS

$custom: #123c75;
$custom-light: #62719d;
$custom-dark: #000000;

JSON

{
  "hex": "#123c75",
  "rgb": {
    "r": 18,
    "g": 60,
    "b": 117
  },
  "hsl": {
    "h": 214.545,
    "s": 73.333,
    "l": 26.471
  },
  "oklch": {
    "l": 0.36196,
    "c": 0.10819,
    "h": 257.4
  },
  "luminance": 0.04645
}

Semantic roles & 50–950 ramp

primary

#123C75

secondary

#AC7A37

accent

#A238F0

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #123C75

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

Preview Lab → · Contrast checker → · Palette generator →