#28628B#28628B

#28628B is a mid, moderate cyan. Relative luminance 0.111; OKLCH L 47.7% C 0.089 H 242.7°. Best body text is #FFFFFF at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#28628B
RGB	rgb(40, 98, 139)
HSL	hsl(205, 55%, 35%)
HSV	hsv(205, 71%, 55%)
CMYK	cmyk(71.2%, 29.5%, 0%, 45.5%)
CIE-LAB	lab(39.66, -4.67, -28.16)
CIE-LCH	lch(39.66, 28.54, 260.59°)
OKLab	oklab(47.74% -0.041 -0.0795)
OKLCH	oklch(47.74% 0.089 242.7)
XYZ	xyz(9.9012, 11.0495, 26.0320)
Luminance	0.1105 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28628B #8B5128

analogous

#288B82 #28628B #28318B

triadic

#28628B #8B2862 #628B28

tetradic

#28628B #82288B #8B5128 #318B28

square

#28628B #82288B #8B5128 #318B28

split-complementary

#28628B #8B2831 #8B8228

monochromatic

#0D1F2C #1A405B #28628B #3684BB #5DA1D0

Accessibility & contrast

On white

6.54

#28628B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#28628B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #28628B

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28628B	#FFFFFF	#000000	##FFFFFF
##28628B	1.00	6.54	3.21	6.54
#FFFFFF	6.54	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F638D

Deuteranopia (green-blind)

#42598A

Tritanopia (blue-blind)

#006C70

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #28628b;
/* rgb */ color: rgb(40, 98, 139);
/* oklch */ color: oklch(47.7% 0.089 242.7);

Tailwind

colors: {
  custom: {
    50: '#6f8ead',
    500: '#28628b',
    950: '#000000',
  },
}

SCSS

$custom: #28628b;
$custom-light: #6f8ead;
$custom-dark: #000000;

JSON

{
  "hex": "#28628b",
  "rgb": {
    "r": 40,
    "g": 98,
    "b": 139
  },
  "hsl": {
    "h": 204.848,
    "s": 55.307,
    "l": 35.098
  },
  "oklch": {
    "l": 0.47741,
    "c": 0.08944,
    "h": 242.7
  },
  "luminance": 0.11051
}

Semantic roles & 50–950 ramp

primary

#28628B

secondary

#B67F59

accent

#8749DF

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#080C10

muted

#7B7D7F

Preview Lab

Preview with #28628B

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

Preview Lab → · Contrast checker → · Palette generator →