#28778C#28778C

#28778C is a mid, moderate cyan. Relative luminance 0.155; OKLCH L 53.1% C 0.081 H 219.1°. Best body text is #FFFFFF at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#28778C
RGB	rgb(40, 119, 140)
HSL	hsl(193, 56%, 35%)
HSV	hsv(193, 71%, 55%)
CMYK	cmyk(71.4%, 15%, 0%, 45.1%)
CIE-LAB	lab(46.36, -16.55, -18.38)
CIE-LCH	lch(46.36, 24.74, 228.00°)
OKLab	oklab(53.09% -0.0631 -0.0513)
OKLCH	oklch(53.09% 0.081 219.1)
XYZ	xyz(12.2036, 15.5368, 27.1616)
Luminance	0.1554 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28778C #8C3D28

analogous

#288C6F #28778C #28458C

triadic

#28778C #8C2877 #778C28

tetradic

#28778C #6F288C #8C3D28 #458C28

square

#28778C #6F288C #8C3D28 #458C28

split-complementary

#28778C #8C2845 #8C6F28

monochromatic

#0D262D #1A4F5C #28778C #369FBC #5EB9D1

Accessibility & contrast

On white

5.11

#28778C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#28778C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #28778C

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28778C	#FFFFFF	#000000	##FFFFFF
##28778C	1.00	5.11	4.11	5.11
#FFFFFF	5.11	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A748D

Deuteranopia (green-blind)

#5C698C

Tritanopia (blue-blind)

#007E7E

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #28778c;
/* rgb */ color: rgb(40, 119, 140);
/* oklch */ color: oklch(53.1% 0.081 219.1);

Tailwind

colors: {
  custom: {
    50: '#709ead',
    500: '#28778c',
    950: '#000000',
  },
}

SCSS

$custom: #28778c;
$custom-light: #709ead;
$custom-dark: #000000;

JSON

{
  "hex": "#28778c",
  "rgb": {
    "r": 40,
    "g": 119,
    "b": 140
  },
  "hsl": {
    "h": 192.6,
    "s": 55.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.53094,
    "c": 0.08133,
    "h": 219.1
  },
  "luminance": 0.15538
}

Semantic roles & 50–950 ramp

primary

#28778C

secondary

#B66D5A

accent

#6849DF

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #28778C

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

Preview Lab → · Contrast checker → · Palette generator →