#28557A#28557A

#28557A is a dark, moderate cyan. Relative luminance 0.084; OKLCH L 43.5% C 0.079 H 245.8°. Best body text is #FFFFFF at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#28557A
RGB	rgb(40, 85, 122)
HSL	hsl(207, 51%, 32%)
HSV	hsv(207, 67%, 48%)
CMYK	cmyk(67.2%, 30.3%, 0%, 52.2%)
CIE-LAB	lab(34.71, -2.82, -25.54)
CIE-LCH	lch(34.71, 25.69, 263.69°)
OKLab	oklab(43.55% -0.0323 -0.072)
OKLCH	oklch(43.55% 0.079 245.8)
XYZ	xyz(7.6351, 8.3525, 19.6184)
Luminance	0.0835 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28557A #7A4D28

analogous

#287A76 #28557A #282C7A

triadic

#28557A #7A2855 #557A28

tetradic

#28557A #76287A #7A4D28 #2C7A28

square

#28557A #76287A #7A4D28 #2C7A28

split-complementary

#28557A #7A282C #7A7628

monochromatic

#0A151E #19354C #28557A #3775A8 #5594C7

Accessibility & contrast

On white

7.86

#28557A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#28557A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28557A

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28557A	#FFFFFF	#000000	##FFFFFF
##28557A	1.00	7.86	2.67	7.86
#FFFFFF	7.86	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#45567C

Deuteranopia (green-blind)

#3A4E79

Tritanopia (blue-blind)

#005E62

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #28557a;
/* rgb */ color: rgb(40, 85, 122);
/* oklch */ color: oklch(43.5% 0.079 245.8);

Tailwind

colors: {
  custom: {
    50: '#6b84a0',
    500: '#28557a',
    950: '#000000',
  },
}

SCSS

$custom: #28557a;
$custom-light: #6b84a0;
$custom-dark: #000000;

JSON

{
  "hex": "#28557a",
  "rgb": {
    "r": 40,
    "g": 85,
    "b": 122
  },
  "hsl": {
    "h": 207.073,
    "s": 50.617,
    "l": 31.765
  },
  "oklch": {
    "l": 0.43549,
    "c": 0.07896,
    "h": 245.8
  },
  "luminance": 0.08353
}

Semantic roles & 50–950 ramp

primary

#28557A

secondary

#AC7B52

accent

#8D4EDA

background

#F6F8F9

surface

#ECEFF2

border

#C7CACC

text

#070A0E

muted

#7A7C7E

Preview Lab

Preview with #28557A

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

Preview Lab → · Contrast checker → · Palette generator →