#28778A#28778A

#28778A is a mid, moderate cyan. Relative luminance 0.155; OKLCH L 53.0% C 0.080 H 217.0°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#28778A
RGB	rgb(40, 119, 138)
HSL	hsl(192, 55%, 35%)
HSV	hsv(192, 71%, 54%)
CMYK	cmyk(71%, 13.8%, 0%, 45.9%)
CIE-LAB	lab(46.28, -17.23, -17.32)
CIE-LCH	lch(46.28, 24.43, 225.15°)
OKLab	oklab(53.01% -0.064 -0.0483)
OKLCH	oklch(53.01% 0.08 217)
XYZ	xyz(12.0574, 15.4784, 26.3920)
Luminance	0.1548 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28778A #8A3B28

analogous

#288A6C #28778A #28468A

triadic

#28778A #8A2877 #778A28

tetradic

#28778A #6C288A #8A3B28 #468A28

square

#28778A #6C288A #8A3B28 #468A28

split-complementary

#28778A #8A2846 #8A6C28

monochromatic

#0C252B #1A4E5B #28778A #36A0B9 #5DBAD0

Accessibility & contrast

On white

5.13

#28778A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#28778A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #28778A

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28778A	#FFFFFF	#000000	##FFFFFF
##28778A	1.00	5.13	4.10	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A738B

Deuteranopia (green-blind)

#5D698A

Tritanopia (blue-blind)

#007E7D

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #28778a;
/* rgb */ color: rgb(40, 119, 138);
/* oklch */ color: oklch(53.0% 0.080 217.0);

Tailwind

colors: {
  custom: {
    50: '#709eac',
    500: '#28778a',
    950: '#000000',
  },
}

SCSS

$custom: #28778a;
$custom-light: #709eac;
$custom-dark: #000000;

JSON

{
  "hex": "#28778a",
  "rgb": {
    "r": 40,
    "g": 119,
    "b": 138
  },
  "hsl": {
    "h": 191.633,
    "s": 55.056,
    "l": 34.902
  },
  "oklch": {
    "l": 0.53005,
    "c": 0.08013,
    "h": 217
  },
  "luminance": 0.1548
}

Semantic roles & 50–950 ramp

primary

#28778A

secondary

#B56B59

accent

#6649DE

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #28778A

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

Preview Lab → · Contrast checker → · Palette generator →