#28799B#28799B

#28799B is a mid, moderate cyan. Relative luminance 0.165; OKLCH L 54.3% C 0.093 H 230.2°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#28799B
RGB	rgb(40, 121, 155)
HSL	hsl(198, 59%, 38%)
HSV	hsv(198, 74%, 61%)
CMYK	cmyk(74.2%, 21.9%, 0%, 39.2%)
CIE-LAB	lab(47.61, -12.50, -25.30)
CIE-LCH	lch(47.61, 28.22, 243.71°)
OKLab	oklab(54.3% -0.0593 -0.071)
OKLCH	oklch(54.3% 0.093 230.2)
XYZ	xyz(13.6265, 16.4908, 33.4689)
Luminance	0.1649 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28799B #9B4A28

analogous

#289B83 #28799B #283F9B

triadic

#28799B #9B2879 #799B28

tetradic

#28799B #83289B #9B4A28 #3F9B28

square

#28799B #83289B #9B4A28 #3F9B28

split-complementary

#28799B #9B283F #9B8328

monochromatic

#0F2D3A #1B536A #28799B #359FCB #66B6D7

Accessibility & contrast

On white

4.89

#28799B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#28799B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #28799B

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28799B	#FFFFFF	#000000	##FFFFFF
##28799B	1.00	4.89	4.30	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#68779D

Deuteranopia (green-blind)

#586C9B

Tritanopia (blue-blind)

#008284

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #28799b;
/* rgb */ color: rgb(40, 121, 155);
/* oklch */ color: oklch(54.3% 0.093 230.2);

Tailwind

colors: {
  custom: {
    50: '#729fb8',
    500: '#28799b',
    950: '#000000',
  },
}

SCSS

$custom: #28799b;
$custom-light: #729fb8;
$custom-dark: #000000;

JSON

{
  "hex": "#28799b",
  "rgb": {
    "r": 40,
    "g": 121,
    "b": 155
  },
  "hsl": {
    "h": 197.739,
    "s": 58.974,
    "l": 38.235
  },
  "oklch": {
    "l": 0.54301,
    "c": 0.09254,
    "h": 230.2
  },
  "luminance": 0.16492
}

Semantic roles & 50–950 ramp

primary

#28799B

secondary

#BD7D61

accent

#7446E2

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #28799B

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

Preview Lab → · Contrast checker → · Palette generator →