#3047A2#3047A2

#3047A2 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.5% C 0.150 H 268.7°. Best body text is #FFFFFF at 8.24:1 contrast (WCAG AA passes).

Color values

HEX	#3047A2
RGB	rgb(48, 71, 162)
HSL	hsl(228, 54%, 41%)
HSV	hsv(228, 70%, 64%)
CMYK	cmyk(70.4%, 56.2%, 0%, 36.5%)
CIE-LAB	lab(33.44, 22.87, -51.95)
CIE-LCH	lch(33.44, 56.76, 293.76°)
OKLab	oklab(43.48% -0.0034 -0.1495)
OKLCH	oklch(43.48% 0.15 268.7)
XYZ	xyz(9.9915, 7.7425, 35.1433)
Luminance	0.0774 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3047A2 #A28B30

analogous

#3080A2 #3047A2 #5230A2

triadic

#3047A2 #A23047 #47A230

tetradic

#3047A2 #A23080 #A28B30 #30A252

square

#3047A2 #A23080 #A28B30 #30A252

split-complementary

#3047A2 #A25230 #80A230

monochromatic

#141E44 #223273 #3047A2 #4761C8 #7689D6

Accessibility & contrast

On white

8.24

#3047A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#3047A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3047A2

8.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3047A2	#FFFFFF	#000000	##FFFFFF
##3047A2	1.00	8.24	2.55	8.24
#FFFFFF	8.24	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054A5

Deuteranopia (green-blind)

#004AA0

Tritanopia (blue-blind)

#005D6D

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3047a2;
/* rgb */ color: rgb(48, 71, 162);
/* oklch */ color: oklch(43.5% 0.150 268.7);

Tailwind

colors: {
  custom: {
    50: '#7779be',
    500: '#3047a2',
    950: '#000000',
  },
}

SCSS

$custom: #3047a2;
$custom-light: #7779be;
$custom-dark: #000000;

JSON

{
  "hex": "#3047a2",
  "rgb": {
    "r": 48,
    "g": 71,
    "b": 162
  },
  "hsl": {
    "h": 227.895,
    "s": 54.286,
    "l": 41.176
  },
  "oklch": {
    "l": 0.43481,
    "c": 0.14959,
    "h": 268.7
  },
  "luminance": 0.07743
}

Semantic roles & 50–950 ramp

primary

#3047A2

secondary

#BEAE6F

accent

#C04ADE

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #3047A2

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

Preview Lab → · Contrast checker → · Palette generator →