#284754#284754

#284754 is a dark, muted cyan. Relative luminance 0.056; OKLCH L 38.0% C 0.043 H 226.8°. Best body text is #FFFFFF at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#284754
RGB	rgb(40, 71, 84)
HSL	hsl(198, 35%, 24%)
HSV	hsv(198, 52%, 33%)
CMYK	cmyk(52.4%, 15.5%, 0%, 67.1%)
CIE-LAB	lab(28.37, -7.38, -11.31)
CIE-LCH	lch(28.37, 13.50, 236.89°)
OKLab	oklab(37.95% -0.0294 -0.0313)
OKLCH	oklch(37.95% 0.043 226.8)
XYZ	xyz(4.7280, 5.5973, 9.2170)
Luminance	0.0560 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284754 #543528

analogous

#28544B #284754 #283154

triadic

#284754 #542847 #475428

tetradic

#284754 #4B2854 #543528 #315428

square

#284754 #4B2854 #543528 #315428

split-complementary

#284754 #542831 #544B28

monochromatic

#0A1215 #14242B #284754 #3C6A7D #4F8DA7

Accessibility & contrast

On white

9.91

#284754 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#284754 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284754

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284754	#FFFFFF	#000000	##FFFFFF
##284754	1.00	9.91	2.12	9.91
#FFFFFF	9.91	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#404655

Deuteranopia (green-blind)

#3A4154

Tritanopia (blue-blind)

#124B4B

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #284754;
/* rgb */ color: rgb(40, 71, 84);
/* oklch */ color: oklch(38.0% 0.043 226.8);

Tailwind

colors: {
  custom: {
    50: '#657a84',
    500: '#284754',
    950: '#000000',
  },
}

SCSS

$custom: #284754;
$custom-light: #657a84;
$custom-dark: #000000;

JSON

{
  "hex": "#284754",
  "rgb": {
    "r": 40,
    "g": 71,
    "b": 84
  },
  "hsl": {
    "h": 197.727,
    "s": 35.484,
    "l": 24.314
  },
  "oklch": {
    "l": 0.37954,
    "c": 0.04294,
    "h": 226.8
  },
  "luminance": 0.05598
}

Semantic roles & 50–950 ramp

primary

#284754

secondary

#876151

accent

#7D5CCC

background

#F6F7F8

surface

#EBEDEF

border

#C6C8CA

text

#06090A

muted

#7A7B7C

Preview Lab

Preview with #284754

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

Preview Lab → · Contrast checker → · Palette generator →