#28445F#28445F

#28445F is a dark, muted cyan. Relative luminance 0.054; OKLCH L 37.7% C 0.058 H 248.7°. Best body text is #FFFFFF at 10.08:1 contrast (WCAG AA passes).

Color values

HEX	#28445F
RGB	rgb(40, 68, 95)
HSL	hsl(209, 41%, 26%)
HSV	hsv(209, 58%, 37%)
CMYK	cmyk(57.9%, 28.4%, 0%, 62.7%)
CIE-LAB	lab(27.88, -1.68, -19.18)
CIE-LCH	lch(27.88, 19.25, 264.98°)
OKLab	oklab(37.72% -0.0209 -0.0538)
OKLCH	oklch(37.72% 0.058 248.7)
XYZ	xyz(5.0070, 5.4112, 11.6049)
Luminance	0.0541 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28445F #5F4328

analogous

#285F5F #28445F #28295F

triadic

#28445F #5F2844 #445F28

tetradic

#28445F #5F285F #5F4328 #295F28

square

#28445F #5F285F #5F4328 #295F28

split-complementary

#28445F #5F2829 #5F5F28

monochromatic

#090F16 #162534 #28445F #3A638A #4D82B4

Accessibility & contrast

On white

10.08

#28445F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#28445F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28445F

10.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28445F	#FFFFFF	#000000	##FFFFFF
##28445F	1.00	10.08	2.08	10.08
#FFFFFF	10.08	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#394560

Deuteranopia (green-blind)

#323F5E

Tritanopia (blue-blind)

#064A4D

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #28445f;
/* rgb */ color: rgb(40, 68, 95);
/* oklch */ color: oklch(37.7% 0.058 248.7);

Tailwind

colors: {
  custom: {
    50: '#66778c',
    500: '#28445f',
    950: '#000000',
  },
}

SCSS

$custom: #28445f;
$custom-light: #66778c;
$custom-dark: #000000;

JSON

{
  "hex": "#28445f",
  "rgb": {
    "r": 40,
    "g": 68,
    "b": 95
  },
  "hsl": {
    "h": 209.455,
    "s": 40.741,
    "l": 26.471
  },
  "oklch": {
    "l": 0.37725,
    "c": 0.05769,
    "h": 248.7
  },
  "luminance": 0.05412
}

Semantic roles & 50–950 ramp

primary

#28445F

secondary

#927151

accent

#9357D1

background

#F6F7F8

surface

#EBEDF0

border

#C6C8CB

text

#06080C

muted

#7A7B7D

Preview Lab

Preview with #28445F

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

Preview Lab → · Contrast checker → · Palette generator →