#123E72#123E72

#123E72 is a dark, moderate cyan. Relative luminance 0.048; OKLCH L 36.5% C 0.101 H 255.2°. Best body text is #FFFFFF at 10.73:1 contrast (WCAG AA passes).

Color values

HEX	#123E72
RGB	rgb(18, 62, 114)
HSL	hsl(213, 73%, 26%)
HSV	hsv(213, 84%, 45%)
CMYK	cmyk(84.2%, 45.6%, 0%, 55.3%)
CIE-LAB	lab(26.12, 5.89, -34.17)
CIE-LCH	lch(26.12, 34.67, 279.78°)
OKLab	oklab(36.46% -0.026 -0.0979)
OKLCH	oklch(36.46% 0.101 255.2)
XYZ	xyz(5.0082, 4.7881, 16.5766)
Luminance	0.0479 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123E72 #724612

analogous

#126E72 #123E72 #161272

triadic

#123E72 #72123E #3E7212

tetradic

#123E72 #72126E #724612 #127216

square

#123E72 #72126E #724612 #127216

split-complementary

#123E72 #721612 #6E7212

monochromatic

#040E1A #0A213D #123E72 #1A5BA7 #2377DC

Accessibility & contrast

On white

10.73

#123E72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#123E72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123E72

10.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123E72	#FFFFFF	#000000	##FFFFFF
##123E72	1.00	10.73	1.96	10.73
#FFFFFF	10.73	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#234274

Deuteranopia (green-blind)

#103A71

Tritanopia (blue-blind)

#004A52

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #123e72;
/* rgb */ color: rgb(18, 62, 114);
/* oklch */ color: oklch(36.5% 0.101 255.2);

Tailwind

colors: {
  custom: {
    50: '#61729b',
    500: '#123e72',
    950: '#000000',
  },
}

SCSS

$custom: #123e72;
$custom-light: #61729b;
$custom-dark: #000000;

JSON

{
  "hex": "#123e72",
  "rgb": {
    "r": 18,
    "g": 62,
    "b": 114
  },
  "hsl": {
    "h": 212.5,
    "s": 72.727,
    "l": 25.882
  },
  "oklch": {
    "l": 0.3646,
    "c": 0.10131,
    "h": 255.2
  },
  "luminance": 0.04789
}

Semantic roles & 50–950 ramp

primary

#123E72

secondary

#A97537

accent

#9C38EF

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #123E72

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

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