#28647E#28647E

#28647E is a mid, moderate cyan. Relative luminance 0.111; OKLCH L 47.6% C 0.074 H 229.8°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#28647E
RGB	rgb(40, 100, 126)
HSL	hsl(198, 52%, 33%)
HSV	hsv(198, 68%, 49%)
CMYK	cmyk(68.3%, 20.6%, 0%, 50.6%)
CIE-LAB	lab(39.70, -10.54, -20.23)
CIE-LCH	lch(39.70, 22.81, 242.48°)
OKLab	oklab(47.57% -0.0479 -0.0566)
OKLCH	oklch(47.57% 0.074 229.8)
XYZ	xyz(9.1967, 11.0708, 21.3868)
Luminance	0.1107 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28647E #7E4228

analogous

#287E6D #28647E #28397E

triadic

#28647E #7E2864 #647E28

tetradic

#28647E #6D287E #7E4228 #397E28

square

#28647E #6D287E #7E4228 #397E28

split-complementary

#28647E #7E2839 #7E6D28

monochromatic

#0B1A21 #193F50 #28647E #3789AC #57A7CA

Accessibility & contrast

On white

6.53

#28647E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#28647E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #28647E

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28647E	#FFFFFF	#000000	##FFFFFF
##28647E	1.00	6.53	3.21	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#57627F

Deuteranopia (green-blind)

#4B5A7E

Tritanopia (blue-blind)

#006B6D

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #28647e;
/* rgb */ color: rgb(40, 100, 126);
/* oklch */ color: oklch(47.6% 0.074 229.8);

Tailwind

colors: {
  custom: {
    50: '#6d90a3',
    500: '#28647e',
    950: '#000000',
  },
}

SCSS

$custom: #28647e;
$custom-light: #6d90a3;
$custom-dark: #000000;

JSON

{
  "hex": "#28647e",
  "rgb": {
    "r": 40,
    "g": 100,
    "b": 126
  },
  "hsl": {
    "h": 198.14,
    "s": 51.807,
    "l": 32.549
  },
  "oklch": {
    "l": 0.47571,
    "c": 0.07416,
    "h": 229.8
  },
  "luminance": 0.11072
}

Semantic roles & 50–950 ramp

primary

#28647E

secondary

#AF6F53

accent

#784DDB

background

#F6F8FA

surface

#ECF0F3

border

#C7CBCD

text

#080C0F

muted

#7B7D7F

Preview Lab

Preview with #28647E

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

Preview Lab → · Contrast checker → · Palette generator →