#28576C#28576C

#28576C is a dark, moderate cyan. Relative luminance 0.084; OKLCH L 43.3% C 0.062 H 229.7°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#28576C
RGB	rgb(40, 87, 108)
HSL	hsl(199, 46%, 29%)
HSV	hsv(199, 63%, 42%)
CMYK	cmyk(63%, 19.4%, 0%, 57.6%)
CIE-LAB	lab(34.70, -9.06, -16.85)
CIE-LCH	lch(34.70, 19.13, 241.73°)
OKLab	oklab(43.33% -0.0399 -0.047)
OKLCH	oklch(43.33% 0.062 229.7)
XYZ	xyz(6.9890, 8.3495, 15.4278)
Luminance	0.0835 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28576C #6C3D28

analogous

#286C5F #28576C #28356C

triadic

#28576C #6C2857 #576C28

tetradic

#28576C #5F286C #6C3D28 #356C28

square

#28576C #5F286C #6C3D28 #356C28

split-complementary

#28576C #6C2835 #6C5F28

monochromatic

#081216 #17333F #28576C #397B99 #509CBE

Accessibility & contrast

On white

7.87

#28576C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#28576C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28576C

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28576C	#FFFFFF	#000000	##FFFFFF
##28576C	1.00	7.87	2.67	7.87
#FFFFFF	7.87	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C566D

Deuteranopia (green-blind)

#434E6C

Tritanopia (blue-blind)

#005D5E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #28576c;
/* rgb */ color: rgb(40, 87, 108);
/* oklch */ color: oklch(43.3% 0.062 229.7);

Tailwind

colors: {
  custom: {
    50: '#698696',
    500: '#28576c',
    950: '#000000',
  },
}

SCSS

$custom: #28576c;
$custom-light: #698696;
$custom-dark: #000000;

JSON

{
  "hex": "#28576c",
  "rgb": {
    "r": 40,
    "g": 87,
    "b": 108
  },
  "hsl": {
    "h": 198.529,
    "s": 45.946,
    "l": 29.02
  },
  "oklch": {
    "l": 0.43329,
    "c": 0.06168,
    "h": 229.7
  },
  "luminance": 0.0835
}

Semantic roles & 50–950 ramp

primary

#28576C

secondary

#9E6951

accent

#7B52D6

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#070B0D

muted

#7A7C7E

Preview Lab

Preview with #28576C

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

Preview Lab → · Contrast checker → · Palette generator →