#28417F#28417F

#28417F is a dark, moderate blue. Relative luminance 0.058; OKLCH L 39.1% C 0.109 H 265.2°. Best body text is #FFFFFF at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#28417F
RGB	rgb(40, 65, 127)
HSL	hsl(223, 52%, 33%)
HSV	hsv(223, 69%, 50%)
CMYK	cmyk(68.5%, 48.8%, 0%, 50.2%)
CIE-LAB	lab(28.81, 12.32, -38.00)
CIE-LCH	lch(28.81, 39.95, 287.97°)
OKLab	oklab(39.06% -0.0091 -0.1088)
OKLCH	oklch(39.06% 0.109 265.2)
XYZ	xyz(6.5948, 5.7634, 20.8395)
Luminance	0.0576 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28417F #7F6628

analogous

#286C7F #28417F #3B287F

triadic

#28417F #7F2841 #417F28

tetradic

#28417F #7F286C #7F6628 #287F3B

square

#28417F #7F286C #7F6628 #287F3B

split-complementary

#28417F #7F3B28 #6C7F28

monochromatic

#0B1122 #192950 #28417F #3759AE #5778CA

Accessibility & contrast

On white

9.75

#28417F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#28417F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28417F

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28417F	#FFFFFF	#000000	##FFFFFF
##28417F	1.00	9.75	2.15	9.75
#FFFFFF	9.75	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#214881

Deuteranopia (green-blind)

#0F407E

Tritanopia (blue-blind)

#004F5A

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #28417f;
/* rgb */ color: rgb(40, 65, 127);
/* oklch */ color: oklch(39.1% 0.109 265.2);

Tailwind

colors: {
  custom: {
    50: '#6c75a4',
    500: '#28417f',
    950: '#000000',
  },
}

SCSS

$custom: #28417f;
$custom-light: #6c75a4;
$custom-dark: #000000;

JSON

{
  "hex": "#28417f",
  "rgb": {
    "r": 40,
    "g": 65,
    "b": 127
  },
  "hsl": {
    "h": 222.759,
    "s": 52.096,
    "l": 32.745
  },
  "oklch": {
    "l": 0.39057,
    "c": 0.10917,
    "h": 265.2
  },
  "luminance": 0.05764
}

Semantic roles & 50–950 ramp

primary

#28417F

secondary

#AF9554

accent

#B24CDC

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #28417F

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

Preview Lab → · Contrast checker → · Palette generator →