#28838B#28838B

#28838B is a mid, moderate teal. Relative luminance 0.185; OKLCH L 56.1% C 0.083 H 203.6°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#28838B
RGB	rgb(40, 131, 139)
HSL	hsl(185, 55%, 35%)
HSV	hsv(185, 71%, 55%)
CMYK	cmyk(71.2%, 5.8%, 0%, 45.5%)
CIE-LAB	lab(50.15, -23.30, -12.03)
CIE-LCH	lch(50.15, 26.22, 207.31°)
OKLab	oklab(56.14% -0.0764 -0.0334)
OKLCH	oklch(56.14% 0.083 203.6)
XYZ	xyz(13.6495, 18.5462, 27.2815)
Luminance	0.1855 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28838B #8B3028

analogous

#288B61 #28838B #28528B

triadic

#28838B #8B2883 #838B28

tetradic

#28838B #61288B #8B3028 #528B28

square

#28838B #61288B #8B3028 #528B28

split-complementary

#28838B #8B2852 #8B6128

monochromatic

#0D292C #1A565B #28838B #36B0BB #5DC7D0

Accessibility & contrast

On white

4.46

#28838B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#28838B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #28838B

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28838B	#FFFFFF	#000000	##000000
##28838B	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#787D8C

Deuteranopia (green-blind)

#6A738B

Tritanopia (blue-blind)

#008885

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #28838b;
/* rgb */ color: rgb(40, 131, 139);
/* oklch */ color: oklch(56.1% 0.083 203.6);

Tailwind

colors: {
  custom: {
    50: '#71a7ac',
    500: '#28838b',
    950: '#000000',
  },
}

SCSS

$custom: #28838b;
$custom-light: #71a7ac;
$custom-dark: #000000;

JSON

{
  "hex": "#28838b",
  "rgb": {
    "r": 40,
    "g": 131,
    "b": 139
  },
  "hsl": {
    "h": 184.848,
    "s": 55.307,
    "l": 35.098
  },
  "oklch": {
    "l": 0.56136,
    "c": 0.08342,
    "h": 203.6
  },
  "luminance": 0.18548
}

Semantic roles & 50–950 ramp

primary

#28838B

secondary

#B66159

accent

#5549DF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#090F10

muted

#7B7F7F

Preview Lab

Preview with #28838B

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

Preview Lab → · Contrast checker → · Palette generator →