#153143#153143

#153143 is a dark, muted cyan. Relative luminance 0.028; OKLCH L 30.0% C 0.047 H 239.2°. Best body text is #FFFFFF at 13.53:1 contrast (WCAG AA passes).

Color values

HEX	#153143
RGB	rgb(21, 49, 67)
HSL	hsl(203, 52%, 17%)
HSV	hsv(203, 69%, 26%)
CMYK	cmyk(68.7%, 26.9%, 0%, 73.7%)
CIE-LAB	lab(19.06, -4.02, -14.43)
CIE-LCH	lch(19.06, 14.98, 254.42°)
OKLab	oklab(30.04% -0.0241 -0.0405)
OKLCH	oklch(30.04% 0.047 239.2)
XYZ	xyz(2.4203, 2.7611, 5.7145)
Luminance	0.0276 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153143 #432715

analogous

#15433E #153143 #151A43

triadic

#153143 #431531 #314315

tetradic

#153143 #3E1543 #432715 #1A4315

square

#153143 #3E1543 #432715 #1A4315

split-complementary

#153143 #43151A #433E15

monochromatic

#071117 #071117 #153143 #245372 #3275A0

Accessibility & contrast

On white

13.53

#153143 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#153143 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153143

13.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153143	#FFFFFF	#000000	##FFFFFF
##153143	1.00	13.53	1.55	13.53
#FFFFFF	13.53	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#293144

Deuteranopia (green-blind)

#222C43

Tritanopia (blue-blind)

#003637

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #153143;
/* rgb */ color: rgb(21, 49, 67);
/* oklch */ color: oklch(30.0% 0.047 239.2);

Tailwind

colors: {
  custom: {
    50: '#586977',
    500: '#153143',
    950: '#000000',
  },
}

SCSS

$custom: #153143;
$custom-light: #586977;
$custom-dark: #000000;

JSON

{
  "hex": "#153143",
  "rgb": {
    "r": 21,
    "g": 49,
    "b": 67
  },
  "hsl": {
    "h": 203.478,
    "s": 52.273,
    "l": 17.255
  },
  "oklch": {
    "l": 0.30041,
    "c": 0.04712,
    "h": 239.2
  },
  "luminance": 0.02761
}

Semantic roles & 50–950 ramp

primary

#153143

secondary

#7B5339

accent

#844CDC

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030608

muted

#787A7B

Preview Lab

Preview with #153143

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

Preview Lab → · Contrast checker → · Palette generator →