#28489F#28489F

#28489F is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.1% C 0.146 H 265.4°. Best body text is #FFFFFF at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#28489F
RGB	rgb(40, 72, 159)
HSL	hsl(224, 60%, 39%)
HSV	hsv(224, 75%, 62%)
CMYK	cmyk(74.8%, 54.7%, 0%, 37.6%)
CIE-LAB	lab(33.11, 19.94, -50.70)
CIE-LCH	lch(33.11, 54.48, 291.47°)
OKLab	oklab(43.06% -0.0118 -0.146)
OKLCH	oklch(43.06% 0.146 265.4)
XYZ	xyz(9.4482, 7.5880, 33.7609)
Luminance	0.0759 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28489F #9F7F28

analogous

#28849F #28489F #44289F

triadic

#28489F #9F2848 #489F28

tetradic

#28489F #9F2884 #9F7F28 #289F44

square

#28489F #9F2884 #9F7F28 #289F44

split-complementary

#28489F #9F4428 #849F28

monochromatic

#0F1C3D #1C326E #28489F #3760CD #6887D9

Accessibility & contrast

On white

8.34

#28489F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#28489F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28489F

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28489F	#FFFFFF	#000000	##FFFFFF
##28489F	1.00	8.34	2.52	8.34
#FFFFFF	8.34	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0154A2

Deuteranopia (green-blind)

#00499D

Tritanopia (blue-blind)

#005D6C

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #28489f;
/* rgb */ color: rgb(40, 72, 159);
/* oklch */ color: oklch(43.1% 0.146 265.4);

Tailwind

colors: {
  custom: {
    50: '#737abc',
    500: '#28489f',
    950: '#000000',
  },
}

SCSS

$custom: #28489f;
$custom-light: #737abc;
$custom-dark: #000000;

JSON

{
  "hex": "#28489f",
  "rgb": {
    "r": 40,
    "g": 72,
    "b": 159
  },
  "hsl": {
    "h": 223.866,
    "s": 59.799,
    "l": 39.02
  },
  "oklch": {
    "l": 0.43056,
    "c": 0.14649,
    "h": 265.4
  },
  "luminance": 0.07589
}

Semantic roles & 50–950 ramp

primary

#28489F

secondary

#BFA764

accent

#B845E3

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #28489F

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

Preview Lab → · Contrast checker → · Palette generator →