#287A8A#287A8A

#287A8A is a mid, moderate teal. Relative luminance 0.162; OKLCH L 53.8% C 0.080 H 213.3°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#287A8A
RGB	rgb(40, 122, 138)
HSL	hsl(190, 55%, 35%)
HSV	hsv(190, 71%, 54%)
CMYK	cmyk(71%, 11.6%, 0%, 45.9%)
CIE-LAB	lab(47.24, -18.86, -15.85)
CIE-LCH	lch(47.24, 24.64, 220.05°)
OKLab	oklab(53.78% -0.0672 -0.0441)
OKLCH	oklch(53.78% 0.08 213.3)
XYZ	xyz(12.4201, 16.2038, 26.5129)
Luminance	0.1620 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287A8A #8A3828

analogous

#288A69 #287A8A #28498A

triadic

#287A8A #8A287A #7A8A28

tetradic

#287A8A #69288A #8A3828 #498A28

square

#287A8A #69288A #8A3828 #498A28

split-complementary

#287A8A #8A2849 #8A6928

monochromatic

#0C262B #1A505B #287A8A #36A4B9 #5DBDD0

Accessibility & contrast

On white

4.95

#287A8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#287A8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #287A8A

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287A8A	#FFFFFF	#000000	##FFFFFF
##287A8A	1.00	4.95	4.24	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E768B

Deuteranopia (green-blind)

#606C8A

Tritanopia (blue-blind)

#00807F

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #287a8a;
/* rgb */ color: rgb(40, 122, 138);
/* oklch */ color: oklch(53.8% 0.080 213.3);

Tailwind

colors: {
  custom: {
    50: '#70a0ac',
    500: '#287a8a',
    950: '#000000',
  },
}

SCSS

$custom: #287a8a;
$custom-light: #70a0ac;
$custom-dark: #000000;

JSON

{
  "hex": "#287a8a",
  "rgb": {
    "r": 40,
    "g": 122,
    "b": 138
  },
  "hsl": {
    "h": 189.796,
    "s": 55.056,
    "l": 34.902
  },
  "oklch": {
    "l": 0.53776,
    "c": 0.0804,
    "h": 213.3
  },
  "luminance": 0.16205
}

Semantic roles & 50–950 ramp

primary

#287A8A

secondary

#B56859

accent

#6249DE

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #287A8A

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

Preview Lab → · Contrast checker → · Palette generator →