#287583#287583

#287583 is a mid, moderate teal. Relative luminance 0.148; OKLCH L 52.2% C 0.076 H 212.0°. Best body text is #FFFFFF at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#287583
RGB	rgb(40, 117, 131)
HSL	hsl(189, 53%, 34%)
HSV	hsv(189, 69%, 51%)
CMYK	cmyk(69.5%, 10.7%, 0%, 48.6%)
CIE-LAB	lab(45.37, -18.46, -14.54)
CIE-LCH	lch(45.37, 23.50, 218.23°)
OKLab	oklab(52.19% -0.0648 -0.0404)
OKLCH	oklch(52.19% 0.076 212)
XYZ	xyz(11.3314, 14.8111, 23.7300)
Luminance	0.1481 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287583 #833628

analogous

#288363 #287583 #284783

triadic

#287583 #832875 #758328

tetradic

#287583 #632883 #833628 #478328

square

#287583 #632883 #833628 #478328

split-complementary

#287583 #832847 #836328

monochromatic

#0B2125 #1A4B54 #287583 #369FB2 #59BBCC

Accessibility & contrast

On white

5.30

#287583 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#287583 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #287583

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287583	#FFFFFF	#000000	##FFFFFF
##287583	1.00	5.30	3.96	5.30
#FFFFFF	5.30	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7184

Deuteranopia (green-blind)

#5D6783

Tritanopia (blue-blind)

#007B79

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #287583;
/* rgb */ color: rgb(40, 117, 131);
/* oklch */ color: oklch(52.2% 0.076 212.0);

Tailwind

colors: {
  custom: {
    50: '#6f9da7',
    500: '#287583',
    950: '#000000',
  },
}

SCSS

$custom: #287583;
$custom-light: #6f9da7;
$custom-dark: #000000;

JSON

{
  "hex": "#287583",
  "rgb": {
    "r": 40,
    "g": 117,
    "b": 131
  },
  "hsl": {
    "h": 189.231,
    "s": 53.216,
    "l": 33.529
  },
  "oklch": {
    "l": 0.52186,
    "c": 0.07636,
    "h": 212
  },
  "luminance": 0.14812
}

Semantic roles & 50–950 ramp

primary

#287583

secondary

#B16455

accent

#624BDD

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E0F

muted

#7B7E7F

Preview Lab

Preview with #287583

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

Preview Lab → · Contrast checker → · Palette generator →