#28419B#28419B

#28419B is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.3% C 0.150 H 267.5°. Best body text is #FFFFFF at 9.05:1 contrast (WCAG AA passes).

Color values

HEX	#28419B
RGB	rgb(40, 65, 155)
HSL	hsl(227, 59%, 38%)
HSV	hsv(227, 74%, 61%)
CMYK	cmyk(74.2%, 58.1%, 0%, 39.2%)
CIE-LAB	lab(30.87, 23.13, -51.91)
CIE-LCH	lch(30.87, 56.83, 294.01°)
OKLab	oklab(41.28% -0.0065 -0.1497)
OKLCH	oklch(41.28% 0.15 267.5)
XYZ	xyz(8.6797, 6.5974, 31.8200)
Luminance	0.0660 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28419B #9B8228

analogous

#287A9B #28419B #49289B

triadic

#28419B #9B2841 #419B28

tetradic

#28419B #9B287A #9B8228 #289B49

square

#28419B #9B287A #9B8228 #289B49

split-complementary

#28419B #9B4928 #7A9B28

monochromatic

#0F183A #1B2D6A #28419B #3556CB #667FD7

Accessibility & contrast

On white

9.05

#28419B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#28419B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28419B

9.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28419B	#FFFFFF	#000000	##FFFFFF
##28419B	1.00	9.05	2.32	9.05
#FFFFFF	9.05	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004E9E

Deuteranopia (green-blind)

#004499

Tritanopia (blue-blind)

#005767

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #28419b;
/* rgb */ color: rgb(40, 65, 155);
/* oklch */ color: oklch(41.3% 0.150 267.5);

Tailwind

colors: {
  custom: {
    50: '#7375b9',
    500: '#28419b',
    950: '#000000',
  },
}

SCSS

$custom: #28419b;
$custom-light: #7375b9;
$custom-dark: #000000;

JSON

{
  "hex": "#28419b",
  "rgb": {
    "r": 40,
    "g": 65,
    "b": 155
  },
  "hsl": {
    "h": 226.957,
    "s": 58.974,
    "l": 38.235
  },
  "oklch": {
    "l": 0.41275,
    "c": 0.14983,
    "h": 267.5
  },
  "luminance": 0.06598
}

Semantic roles & 50–950 ramp

primary

#28419B

secondary

#BDA961

accent

#C046E2

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #28419B

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

Preview Lab → · Contrast checker → · Palette generator →