#3028B2#3028B2

#3028B2 is a dark, highly saturated blue. Relative luminance 0.054; OKLCH L 39.8% C 0.206 H 274.3°. Best body text is #FFFFFF at 10.14:1 contrast (WCAG AA passes).

Color values

HEX	#3028B2
RGB	rgb(48, 40, 178)
HSL	hsl(243, 63%, 43%)
HSV	hsv(243, 78%, 70%)
CMYK	cmyk(73%, 77.5%, 0%, 30.2%)
CIE-LAB	lab(27.73, 47.62, -70.89)
CIE-LCH	lch(27.73, 85.40, 303.89°)
OKLab	oklab(39.77% 0.0153 -0.2051)
OKLCH	oklch(39.77% 0.206 274.3)
XYZ	xyz(10.0109, 5.3593, 42.6177)
Luminance	0.0536 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3028B2 #AAB228

analogous

#2865B2 #3028B2 #7528B2

triadic

#3028B2 #B23028 #28B230

tetradic

#3028B2 #B22865 #AAB228 #28B275

square

#3028B2 #B22865 #AAB228 #28B275

split-complementary

#3028B2 #B27528 #65B228

monochromatic

#15124E #231D80 #3028B2 #4B43D5 #7B75E0

Accessibility & contrast

On white

10.14

#3028B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#3028B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3028B2

10.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3028B2	#FFFFFF	#000000	##FFFFFF
##3028B2	1.00	10.14	2.07	10.14
#FFFFFF	10.14	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048B6

Deuteranopia (green-blind)

#003BB0

Tritanopia (blue-blind)

#00516C

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #3028b2;
/* rgb */ color: rgb(48, 40, 178);
/* oklch */ color: oklch(39.8% 0.206 274.3);

Tailwind

colors: {
  custom: {
    50: '#7d65ca',
    500: '#3028b2',
    950: '#000000',
  },
}

SCSS

$custom: #3028b2;
$custom-light: #7d65ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3028b2",
  "rgb": {
    "r": 48,
    "g": 40,
    "b": 178
  },
  "hsl": {
    "h": 243.478,
    "s": 63.303,
    "l": 42.745
  },
  "oklch": {
    "l": 0.39772,
    "c": 0.20563,
    "h": 274.3
  },
  "luminance": 0.0536
}

Semantic roles & 50–950 ramp

primary

#3028B2

secondary

#C2C76F

accent

#E641DD

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3028B2

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

Preview Lab → · Contrast checker → · Palette generator →