#28636B#28636B

#28636B is a mid, moderate teal. Relative luminance 0.104; OKLCH L 46.4% C 0.062 H 207.4°. Best body text is #FFFFFF at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#28636B
RGB	rgb(40, 99, 107)
HSL	hsl(187, 46%, 29%)
HSV	hsv(187, 63%, 42%)
CMYK	cmyk(62.6%, 7.5%, 0%, 58%)
CIE-LAB	lab(38.61, -16.37, -10.27)
CIE-LCH	lch(38.61, 19.33, 212.10°)
OKLab	oklab(46.45% -0.0549 -0.0284)
OKLCH	oklch(46.45% 0.062 207.4)
XYZ	xyz(7.9897, 10.4355, 15.5003)
Luminance	0.1044 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28636B #6B3028

analogous

#286B52 #28636B #28426B

triadic

#28636B #6B2863 #636B28

tetradic

#28636B #52286B #6B3028 #426B28

square

#28636B #52286B #6B3028 #426B28

split-complementary

#28636B #6B2842 #6B5228

monochromatic

#081516 #173A3E #28636B #398C98 #50B0BE

Accessibility & contrast

On white

6.80

#28636B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#28636B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #28636B

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28636B	#FFFFFF	#000000	##FFFFFF
##28636B	1.00	6.80	3.09	6.80
#FFFFFF	6.80	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5F6C

Deuteranopia (green-blind)

#51586B

Tritanopia (blue-blind)

#006765

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #28636b;
/* rgb */ color: rgb(40, 99, 107);
/* oklch */ color: oklch(46.4% 0.062 207.4);

Tailwind

colors: {
  custom: {
    50: '#6a8f95',
    500: '#28636b',
    950: '#000000',
  },
}

SCSS

$custom: #28636b;
$custom-light: #6a8f95;
$custom-dark: #000000;

JSON

{
  "hex": "#28636b",
  "rgb": {
    "r": 40,
    "g": 99,
    "b": 107
  },
  "hsl": {
    "h": 187.164,
    "s": 45.578,
    "l": 28.824
  },
  "oklch": {
    "l": 0.46449,
    "c": 0.06179,
    "h": 207.4
  },
  "luminance": 0.10436
}

Semantic roles & 50–950 ramp

primary

#28636B

secondary

#9D5A51

accent

#6253D5

background

#F6F8F9

surface

#EBF0F1

border

#C6CBCB

text

#070C0D

muted

#7A7D7E

Preview Lab

Preview with #28636B

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

Preview Lab → · Contrast checker → · Palette generator →