#287E89#287E89

#287E89 is a mid, moderate teal. Relative luminance 0.172; OKLCH L 54.8% C 0.081 H 207.3°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#287E89
RGB	rgb(40, 126, 137)
HSL	hsl(187, 55%, 35%)
HSV	hsv(187, 71%, 54%)
CMYK	cmyk(70.8%, 8%, 0%, 46.3%)
CIE-LAB	lab(48.48, -21.33, -13.38)
CIE-LCH	lch(48.48, 25.18, 212.10°)
OKLab	oklab(54.77% -0.072 -0.0372)
OKLCH	oklch(54.77% 0.081 207.3)
XYZ	xyz(12.8493, 17.1775, 26.3005)
Luminance	0.1718 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287E89 #893328

analogous

#288964 #287E89 #284E89

triadic

#287E89 #89287E #7E8928

tetradic

#287E89 #642889 #893328 #4E8928

square

#287E89 #642889 #893328 #4E8928

split-complementary

#287E89 #89284E #896428

monochromatic

#0C272A #1A525A #287E89 #36AAB8 #5CC2CF

Accessibility & contrast

On white

4.73

#287E89 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#287E89 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #287E89

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287E89	#FFFFFF	#000000	##FFFFFF
##287E89	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#73798A

Deuteranopia (green-blind)

#656F89

Tritanopia (blue-blind)

#008481

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #287e89;
/* rgb */ color: rgb(40, 126, 137);
/* oklch */ color: oklch(54.8% 0.081 207.3);

Tailwind

colors: {
  custom: {
    50: '#70a3ab',
    500: '#287e89',
    950: '#000000',
  },
}

SCSS

$custom: #287e89;
$custom-light: #70a3ab;
$custom-dark: #000000;

JSON

{
  "hex": "#287e89",
  "rgb": {
    "r": 40,
    "g": 126,
    "b": 137
  },
  "hsl": {
    "h": 186.804,
    "s": 54.802,
    "l": 34.706
  },
  "oklch": {
    "l": 0.54765,
    "c": 0.08099,
    "h": 207.3
  },
  "luminance": 0.17179
}

Semantic roles & 50–950 ramp

primary

#287E89

secondary

#B56358

accent

#5A4ADE

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #287E89

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

Preview Lab → · Contrast checker → · Palette generator →