#28648F#28648F

#28648F is a mid, moderate cyan. Relative luminance 0.115; OKLCH L 48.5% C 0.093 H 243.2°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#28648F
RGB	rgb(40, 100, 143)
HSL	hsl(205, 56%, 36%)
HSV	hsv(205, 72%, 56%)
CMYK	cmyk(72%, 30.1%, 0%, 43.9%)
CIE-LAB	lab(40.49, -4.42, -29.28)
CIE-LCH	lch(40.49, 29.61, 261.41°)
OKLab	oklab(48.46% -0.0417 -0.0827)
OKLCH	oklch(48.46% 0.093 243.2)
XYZ	xyz(10.3883, 11.5475, 27.6627)
Luminance	0.1155 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28648F #8F5328

analogous

#288F86 #28648F #28308F

triadic

#28648F #8F2864 #648F28

tetradic

#28648F #86288F #8F5328 #308F28

square

#28648F #86288F #8F5328 #308F28

split-complementary

#28648F #8F2830 #8F8628

monochromatic

#0D212F #1B435F #28648F #3585BF #5FA2D2

Accessibility & contrast

On white

6.34

#28648F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#28648F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #28648F

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28648F	#FFFFFF	#000000	##FFFFFF
##28648F	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#506591

Deuteranopia (green-blind)

#425B8E

Tritanopia (blue-blind)

#006F73

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #28648f;
/* rgb */ color: rgb(40, 100, 143);
/* oklch */ color: oklch(48.5% 0.093 243.2);

Tailwind

colors: {
  custom: {
    50: '#6f90b0',
    500: '#28648f',
    950: '#000000',
  },
}

SCSS

$custom: #28648f;
$custom-light: #6f90b0;
$custom-dark: #000000;

JSON

{
  "hex": "#28648f",
  "rgb": {
    "r": 40,
    "g": 100,
    "b": 143
  },
  "hsl": {
    "h": 205.049,
    "s": 56.284,
    "l": 35.882
  },
  "oklch": {
    "l": 0.48457,
    "c": 0.09267,
    "h": 243.2
  },
  "luminance": 0.11549
}

Semantic roles & 50–950 ramp

primary

#28648F

secondary

#B8825B

accent

#8748E0

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#080C10

muted

#7B7D7F

Preview Lab

Preview with #28648F

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

Preview Lab → · Contrast checker → · Palette generator →