#18323B#18323B

#18323B is a dark, muted cyan. Relative luminance 0.028; OKLCH L 30.1% C 0.036 H 222.6°. Best body text is #FFFFFF at 13.48:1 contrast (WCAG AA passes).

Color values

HEX	#18323B
RGB	rgb(24, 50, 59)
HSL	hsl(195, 42%, 16%)
HSV	hsv(195, 59%, 23%)
CMYK	cmyk(59.3%, 15.3%, 0%, 76.9%)
CIE-LAB	lab(19.19, -6.91, -8.76)
CIE-LCH	lch(19.19, 11.16, 231.72°)
OKLab	oklab(30.06% -0.0263 -0.0243)
OKLCH	oklch(30.06% 0.036 222.6)
XYZ	xyz(2.3064, 2.7910, 4.5540)
Luminance	0.0279 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18323B #3B2118

analogous

#183B33 #18323B #18213B

triadic

#18323B #3B1832 #323B18

tetradic

#18323B #33183B #3B2118 #213B18

square

#18323B #33183B #3B2118 #213B18

split-complementary

#18323B #3B1821 #3B3318

monochromatic

#091216 #091216 #18323B #2A5767 #3B7C92

Accessibility & contrast

On white

13.48

#18323B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#18323B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18323B

13.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18323B	#FFFFFF	#000000	##FFFFFF
##18323B	1.00	13.48	1.56	13.48
#FFFFFF	13.48	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D313B

Deuteranopia (green-blind)

#282D3B

Tritanopia (blue-blind)

#043535

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #18323b;
/* rgb */ color: rgb(24, 50, 59);
/* oklch */ color: oklch(30.1% 0.036 222.6);

Tailwind

colors: {
  custom: {
    50: '#586970',
    500: '#18323b',
    950: '#000000',
  },
}

SCSS

$custom: #18323b;
$custom-light: #586970;
$custom-dark: #000000;

JSON

{
  "hex": "#18323b",
  "rgb": {
    "r": 24,
    "g": 50,
    "b": 59
  },
  "hsl": {
    "h": 195.429,
    "s": 42.169,
    "l": 16.275
  },
  "oklch": {
    "l": 0.30057,
    "c": 0.03582,
    "h": 222.6
  },
  "luminance": 0.02791
}

Semantic roles & 50–950 ramp

primary

#18323B

secondary

#714B3E

accent

#7656D2

background

#F5F6F6

surface

#E9EBEC

border

#C5C6C7

text

#030607

muted

#787A7A

Preview Lab

Preview with #18323B

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

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