#28839D#28839D

#28839D is a mid, moderate cyan. Relative luminance 0.191; OKLCH L 56.9% C 0.091 H 221.2°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#28839D
RGB	rgb(40, 131, 157)
HSL	hsl(193, 59%, 39%)
HSV	hsv(193, 75%, 62%)
CMYK	cmyk(74.5%, 16.6%, 0%, 38.4%)
CIE-LAB	lab(50.82, -17.38, -21.51)
CIE-LCH	lch(50.82, 27.66, 231.06°)
OKLab	oklab(56.9% -0.0688 -0.0601)
OKLCH	oklch(56.9% 0.091 221.2)
XYZ	xyz(15.0746, 19.1163, 34.7871)
Luminance	0.1912 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28839D #9D4228

analogous

#289D7C #28839D #28489D

triadic

#28839D #9D2883 #839D28

tetradic

#28839D #7C289D #9D4228 #489D28

square

#28839D #7C289D #9D4228 #489D28

split-complementary

#28839D #9D2848 #9D7C28

monochromatic

#0F323B #1C5A6C #28839D #36ABCC #67BFD8

Accessibility & contrast

On white

4.35

#28839D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#28839D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #28839D

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28839D	#FFFFFF	#000000	##000000
##28839D	1.00	4.35	4.82	4.82
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#74809E

Deuteranopia (green-blind)

#64749D

Tritanopia (blue-blind)

#008B8B

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #28839d;
/* rgb */ color: rgb(40, 131, 157);
/* oklch */ color: oklch(56.9% 0.091 221.2);

Tailwind

colors: {
  custom: {
    50: '#73a7ba',
    500: '#28839d',
    950: '#000000',
  },
}

SCSS

$custom: #28839d;
$custom-light: #73a7ba;
$custom-dark: #000000;

JSON

{
  "hex": "#28839d",
  "rgb": {
    "r": 40,
    "g": 131,
    "b": 157
  },
  "hsl": {
    "h": 193.333,
    "s": 59.391,
    "l": 38.627
  },
  "oklch": {
    "l": 0.56899,
    "c": 0.09138,
    "h": 221.2
  },
  "luminance": 0.19118
}

Semantic roles & 50–950 ramp

primary

#28839D

secondary

#BE7762

accent

#6845E3

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #28839D

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

Preview Lab → · Contrast checker → · Palette generator →