#284153#284153

#284153 is a dark, muted cyan. Relative luminance 0.049; OKLCH L 36.3% C 0.044 H 240.8°. Best body text is #FFFFFF at 10.65:1 contrast (WCAG AA passes).

Color values

HEX	#284153
RGB	rgb(40, 65, 83)
HSL	hsl(205, 35%, 24%)
HSV	hsv(205, 52%, 33%)
CMYK	cmyk(51.8%, 21.7%, 0%, 67.5%)
CIE-LAB	lab(26.32, -3.89, -13.80)
CIE-LCH	lch(26.32, 14.34, 254.25°)
OKLab	oklab(36.31% -0.0214 -0.0384)
OKLCH	oklch(36.31% 0.044 240.8)
XYZ	xyz(4.3262, 4.8559, 8.8913)
Luminance	0.0486 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284153 #533A28

analogous

#285350 #284153 #282C53

triadic

#284153 #532841 #415328

tetradic

#284153 #502853 #533A28 #2C5328

square

#284153 #502853 #533A28 #2C5328

split-complementary

#284153 #53282C #535028

monochromatic

#0A1015 #14212A #284153 #3C617C #5082A6

Accessibility & contrast

On white

10.65

#284153 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#284153 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284153

10.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284153	#FFFFFF	#000000	##FFFFFF
##284153	1.00	10.65	1.97	10.65
#FFFFFF	10.65	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#394154

Deuteranopia (green-blind)

#333C53

Tritanopia (blue-blind)

#144547

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #284153;
/* rgb */ color: rgb(40, 65, 83);
/* oklch */ color: oklch(36.3% 0.044 240.8);

Tailwind

colors: {
  custom: {
    50: '#657583',
    500: '#284153',
    950: '#000000',
  },
}

SCSS

$custom: #284153;
$custom-light: #657583;
$custom-dark: #000000;

JSON

{
  "hex": "#284153",
  "rgb": {
    "r": 40,
    "g": 65,
    "b": 83
  },
  "hsl": {
    "h": 205.116,
    "s": 34.959,
    "l": 24.118
  },
  "oklch": {
    "l": 0.36312,
    "c": 0.04394,
    "h": 240.8
  },
  "luminance": 0.04856
}

Semantic roles & 50–950 ramp

primary

#284153

secondary

#866751

accent

#8B5DCB

background

#F6F7F8

surface

#EBEDEF

border

#C6C8CA

text

#06080A

muted

#7A7B7C

Preview Lab

Preview with #284153

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

Preview Lab → · Contrast checker → · Palette generator →