#123E71#123E71

#123E71 is a dark, moderate cyan. Relative luminance 0.048; OKLCH L 36.4% C 0.100 H 254.8°. Best body text is #FFFFFF at 10.75:1 contrast (WCAG AA passes).

Color values

HEX	#123E71
RGB	rgb(18, 62, 113)
HSL	hsl(212, 73%, 26%)
HSV	hsv(212, 84%, 44%)
CMYK	cmyk(84.1%, 45.1%, 0%, 55.7%)
CIE-LAB	lab(26.06, 5.47, -33.64)
CIE-LCH	lch(26.06, 34.08, 279.23°)
OKLab	oklab(36.39% -0.0262 -0.0964)
OKLCH	oklch(36.39% 0.1 254.8)
XYZ	xyz(4.9516, 4.7655, 16.2784)
Luminance	0.0477 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123E71 #714512

analogous

#126D71 #123E71 #161271

triadic

#123E71 #71123E #3E7112

tetradic

#123E71 #71126D #714512 #127116

square

#123E71 #71126D #714512 #127116

split-complementary

#123E71 #711612 #6D7112

monochromatic

#040E1A #0A213C #123E71 #1A5BA6 #2378DB

Accessibility & contrast

On white

10.75

#123E71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#123E71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123E71

10.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123E71	#FFFFFF	#000000	##FFFFFF
##123E71	1.00	10.75	1.95	10.75
#FFFFFF	10.75	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#244273

Deuteranopia (green-blind)

#123A70

Tritanopia (blue-blind)

#004A52

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #123e71;
/* rgb */ color: rgb(18, 62, 113);
/* oklch */ color: oklch(36.4% 0.100 254.8);

Tailwind

colors: {
  custom: {
    50: '#61729a',
    500: '#123e71',
    950: '#000000',
  },
}

SCSS

$custom: #123e71;
$custom-light: #61729a;
$custom-dark: #000000;

JSON

{
  "hex": "#123e71",
  "rgb": {
    "r": 18,
    "g": 62,
    "b": 113
  },
  "hsl": {
    "h": 212.211,
    "s": 72.519,
    "l": 25.686
  },
  "oklch": {
    "l": 0.36387,
    "c": 0.09987,
    "h": 254.8
  },
  "luminance": 0.04766
}

Semantic roles & 50–950 ramp

primary

#123E71

secondary

#A87437

accent

#9B39EF

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #123E71

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

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