#28677B#28677B

#28677B is a mid, moderate cyan. Relative luminance 0.116; OKLCH L 48.2% C 0.071 H 222.2°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#28677B
RGB	rgb(40, 103, 123)
HSL	hsl(194, 51%, 32%)
HSV	hsv(194, 67%, 48%)
CMYK	cmyk(67.5%, 16.3%, 0%, 51.8%)
CIE-LAB	lab(40.54, -13.32, -17.11)
CIE-LCH	lch(40.54, 21.68, 232.09°)
OKLab	oklab(48.2% -0.0525 -0.0477)
OKLCH	oklch(48.2% 0.071 222.2)
XYZ	xyz(9.2990, 11.5807, 20.4803)
Luminance	0.1158 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28677B #7B3C28

analogous

#287B66 #28677B #283E7B

triadic

#28677B #7B2867 #677B28

tetradic

#28677B #66287B #7B3C28 #3E7B28

square

#28677B #66287B #7B3C28 #3E7B28

split-complementary

#28677B #7B283E #7B6628

monochromatic

#0A1A1F #19404D #28677B #378EA9 #56ACC8

Accessibility & contrast

On white

6.33

#28677B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#28677B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #28677B

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28677B	#FFFFFF	#000000	##FFFFFF
##28677B	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B647C

Deuteranopia (green-blind)

#505C7B

Tritanopia (blue-blind)

#006D6D

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #28677b;
/* rgb */ color: rgb(40, 103, 123);
/* oklch */ color: oklch(48.2% 0.071 222.2);

Tailwind

colors: {
  custom: {
    50: '#6c92a1',
    500: '#28677b',
    950: '#000000',
  },
}

SCSS

$custom: #28677b;
$custom-light: #6c92a1;
$custom-dark: #000000;

JSON

{
  "hex": "#28677b",
  "rgb": {
    "r": 40,
    "g": 103,
    "b": 123
  },
  "hsl": {
    "h": 194.458,
    "s": 50.92,
    "l": 31.961
  },
  "oklch": {
    "l": 0.48203,
    "c": 0.07096,
    "h": 222.2
  },
  "luminance": 0.11582
}

Semantic roles & 50–950 ramp

primary

#28677B

secondary

#AD6852

accent

#6F4DDA

background

#F6F9F9

surface

#ECF1F2

border

#C7CBCC

text

#070D0F

muted

#7A7E7E

Preview Lab

Preview with #28677B

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

Preview Lab → · Contrast checker → · Palette generator →