#3027B8#3027B8

#3027B8 is a dark, highly saturated blue. Relative luminance 0.055; OKLCH L 40.3% C 0.214 H 273.8°. Best body text is #FFFFFF at 9.96:1 contrast (WCAG AA passes).

Color values

HEX	#3027B8
RGB	rgb(48, 39, 184)
HSL	hsl(244, 65%, 44%)
HSV	hsv(244, 79%, 72%)
CMYK	cmyk(73.9%, 78.8%, 0%, 27.8%)
CIE-LAB	lab(28.22, 50.03, -73.67)
CIE-LCH	lch(28.22, 89.05, 304.18°)
OKLab	oklab(40.31% 0.0143 -0.2131)
OKLCH	oklch(40.31% 0.214 273.8)
XYZ	xyz(10.5933, 5.5390, 45.8490)
Luminance	0.0554 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3027B8 #AFB827

analogous

#2766B8 #3027B8 #7827B8

triadic

#3027B8 #B83027 #27B830

tetradic

#3027B8 #B82766 #AFB827 #27B878

square

#3027B8 #B82766 #AFB827 #27B878

split-complementary

#3027B8 #B87827 #66B827

monochromatic

#161253 #231C86 #3027B8 #4E45D8 #7E77E2

Accessibility & contrast

On white

9.96

#3027B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#3027B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3027B8

9.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3027B8	#FFFFFF	#000000	##FFFFFF
##3027B8	1.00	9.96	2.11	9.96
#FFFFFF	9.96	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049BC

Deuteranopia (green-blind)

#003CB6

Tritanopia (blue-blind)

#00536F

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3027b8;
/* rgb */ color: rgb(48, 39, 184);
/* oklch */ color: oklch(40.3% 0.214 273.8);

Tailwind

colors: {
  custom: {
    50: '#7f65cf',
    500: '#3027b8',
    950: '#000000',
  },
}

SCSS

$custom: #3027b8;
$custom-light: #7f65cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3027b8",
  "rgb": {
    "r": 48,
    "g": 39,
    "b": 184
  },
  "hsl": {
    "h": 243.724,
    "s": 65.022,
    "l": 43.725
  },
  "oklch": {
    "l": 0.40305,
    "c": 0.21359,
    "h": 273.8
  },
  "luminance": 0.0554
}

Semantic roles & 50–950 ramp

primary

#3027B8

secondary

#C4CA71

accent

#E840DE

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #3027B8

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

Preview Lab → · Contrast checker → · Palette generator →