#123E41#123E41

#123E41 is a dark, muted teal. Relative luminance 0.040; OKLCH L 33.6% C 0.047 H 201.5°. Best body text is #FFFFFF at 11.72:1 contrast (WCAG AA passes).

Color values

HEX	#123E41
RGB	rgb(18, 62, 65)
HSL	hsl(184, 57%, 16%)
HSV	hsv(184, 72%, 25%)
CMYK	cmyk(72.3%, 4.6%, 0%, 74.5%)
CIE-LAB	lab(23.52, -13.66, -6.28)
CIE-LCH	lch(23.52, 15.03, 204.68°)
OKLab	oklab(33.55% -0.0441 -0.0174)
OKLCH	oklch(33.55% 0.047 201.5)
XYZ	xyz(2.9258, 3.9552, 5.6092)
Luminance	0.0396 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123E41 #411512

analogous

#12412D #123E41 #122741

triadic

#123E41 #41123E #3E4112

tetradic

#123E41 #2D1241 #411512 #274112

square

#123E41 #2D1241 #411512 #274112

split-complementary

#123E41 #411227 #412D12

monochromatic

#071718 #071718 #123E41 #1F6C71 #2D99A1

Accessibility & contrast

On white

11.72

#123E41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#123E41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123E41

11.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123E41	#FFFFFF	#000000	##FFFFFF
##123E41	1.00	11.72	1.79	11.72
#FFFFFF	11.72	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393B41

Deuteranopia (green-blind)

#323641

Tritanopia (blue-blind)

#00413F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #123e41;
/* rgb */ color: rgb(18, 62, 65);
/* oklch */ color: oklch(33.6% 0.047 201.5);

Tailwind

colors: {
  custom: {
    50: '#577375',
    500: '#123e41',
    950: '#000000',
  },
}

SCSS

$custom: #123e41;
$custom-light: #577375;
$custom-dark: #000000;

JSON

{
  "hex": "#123e41",
  "rgb": {
    "r": 18,
    "g": 62,
    "b": 65
  },
  "hsl": {
    "h": 183.83,
    "s": 56.627,
    "l": 16.275
  },
  "oklch": {
    "l": 0.33552,
    "c": 0.04737,
    "h": 201.5
  },
  "luminance": 0.03956
}

Semantic roles & 50–950 ramp

primary

#123E41

secondary

#7A3935

accent

#5248E0

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#030808

muted

#787B7B

Preview Lab

Preview with #123E41

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

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