#123A45#123A45

#123A45 is a dark, muted cyan. Relative luminance 0.036; OKLCH L 32.6% C 0.048 H 219.3°. Best body text is #FFFFFF at 12.23:1 contrast (WCAG AA passes).

Color values

HEX	#123A45
RGB	rgb(18, 58, 69)
HSL	hsl(193, 59%, 17%)
HSV	hsv(193, 74%, 27%)
CMYK	cmyk(73.9%, 15.9%, 0%, 72.9%)
CIE-LAB	lab(22.25, -9.77, -10.88)
CIE-LCH	lch(22.25, 14.62, 228.09°)
OKLab	oklab(32.58% -0.0371 -0.0303)
OKLCH	oklch(32.58% 0.048 219.3)
XYZ	xyz(2.8362, 3.5841, 6.1714)
Luminance	0.0358 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123A45 #451D12

analogous

#124537 #123A45 #122145

triadic

#123A45 #45123A #3A4512

tetradic

#123A45 #371245 #451D12 #214512

square

#123A45 #371245 #451D12 #214512

split-complementary

#123A45 #451221 #453712

monochromatic

#061418 #061418 #123A45 #1F6376 #2B8CA6

Accessibility & contrast

On white

12.23

#123A45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#123A45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123A45

12.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123A45	#FFFFFF	#000000	##FFFFFF
##123A45	1.00	12.23	1.72	12.23
#FFFFFF	12.23	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#333846

Deuteranopia (green-blind)

#2C3345

Tritanopia (blue-blind)

#003E3D

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #123a45;
/* rgb */ color: rgb(18, 58, 69);
/* oklch */ color: oklch(32.6% 0.048 219.3);

Tailwind

colors: {
  custom: {
    50: '#577078',
    500: '#123a45',
    950: '#000000',
  },
}

SCSS

$custom: #123a45;
$custom-light: #577078;
$custom-dark: #000000;

JSON

{
  "hex": "#123a45",
  "rgb": {
    "r": 18,
    "g": 58,
    "b": 69
  },
  "hsl": {
    "h": 192.941,
    "s": 58.621,
    "l": 17.059
  },
  "oklch": {
    "l": 0.32579,
    "c": 0.04789,
    "h": 219.3
  },
  "luminance": 0.03584
}

Semantic roles & 50–950 ramp

primary

#123A45

secondary

#7E4535

accent

#6846E2

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#030709

muted

#787A7B

Preview Lab

Preview with #123A45

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

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