#18453B#18453B

#18453B is a dark, muted teal. Relative luminance 0.048; OKLCH L 35.6% C 0.052 H 176.1°. Best body text is #FFFFFF at 10.75:1 contrast (WCAG AA passes).

Color values

HEX	#18453B
RGB	rgb(24, 69, 59)
HSL	hsl(167, 48%, 18%)
HSV	hsv(167, 65%, 27%)
CMYK	cmyk(65.2%, 0%, 14.5%, 72.9%)
CIE-LAB	lab(26.06, -18.27, 1.46)
CIE-LCH	lch(26.06, 18.32, 175.45°)
OKLab	oklab(35.6% -0.0523 0.0036)
OKLCH	oklch(35.6% 0.052 176.1)
XYZ	xyz(3.2939, 4.7659, 4.8831)
Luminance	0.0477 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18453B #451822

analogous

#184524 #18453B #183845

triadic

#18453B #3B1845 #453B18

tetradic

#18453B #241845 #451822 #384518

square

#18453B #241845 #451822 #384518

split-complementary

#18453B #451838 #452418

monochromatic

#081713 #081814 #18453B #287262 #38A089

Accessibility & contrast

On white

10.75

#18453B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#18453B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18453B

10.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18453B	#FFFFFF	#000000	##FFFFFF
##18453B	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)

#42413B

Deuteranopia (green-blind)

#3C3C3C

Tritanopia (blue-blind)

#004642

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #18453b;
/* rgb */ color: rgb(24, 69, 59);
/* oklch */ color: oklch(35.6% 0.052 176.1);

Tailwind

colors: {
  custom: {
    50: '#5a7970',
    500: '#18453b',
    950: '#000000',
  },
}

SCSS

$custom: #18453b;
$custom-light: #5a7970;
$custom-dark: #000000;

JSON

{
  "hex": "#18453b",
  "rgb": {
    "r": 24,
    "g": 69,
    "b": 59
  },
  "hsl": {
    "h": 166.667,
    "s": 48.387,
    "l": 18.235
  },
  "oklch": {
    "l": 0.35595,
    "c": 0.05241,
    "h": 176.1
  },
  "luminance": 0.04766
}

Semantic roles & 50–950 ramp

primary

#18453B

secondary

#7C3D4B

accent

#506ED8

background

#F5F7F6

surface

#E9EDEC

border

#C5C8C7

text

#040907

muted

#797B7A

Preview Lab

Preview with #18453B

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

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