#3054B8#3054B8

#3054B8 is a mid, vivid blue. Relative luminance 0.104; OKLCH L 47.9% C 0.164 H 265.6°. Best body text is #FFFFFF at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#3054B8
RGB	rgb(48, 84, 184)
HSL	hsl(224, 59%, 45%)
HSV	hsv(224, 74%, 72%)
CMYK	cmyk(73.9%, 54.3%, 0%, 27.8%)
CIE-LAB	lab(38.60, 22.52, -56.65)
CIE-LCH	lch(38.60, 60.96, 291.68°)
OKLab	oklab(47.89% -0.0126 -0.1632)
OKLCH	oklch(47.89% 0.164 265.6)
XYZ	xyz(13.0379, 10.4283, 46.6638)
Luminance	0.1043 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3054B8 #B89430

analogous

#3098B8 #3054B8 #5030B8

triadic

#3054B8 #B83054 #54B830

tetradic

#3054B8 #B83098 #B89430 #30B850

square

#3054B8 #B83098 #B89430 #30B850

split-complementary

#3054B8 #B85030 #98B830

monochromatic

#172857 #233E87 #3054B8 #5375D2 #849CDF

Accessibility & contrast

On white

6.80

#3054B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#3054B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3054B8

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3054B8	#FFFFFF	#000000	##FFFFFF
##3054B8	1.00	6.80	3.09	6.80
#FFFFFF	6.80	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061BB

Deuteranopia (green-blind)

#0055B6

Tritanopia (blue-blind)

#006C7E

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3054b8;
/* rgb */ color: rgb(48, 84, 184);
/* oklch */ color: oklch(47.9% 0.164 265.6);

Tailwind

colors: {
  custom: {
    50: '#7b83ce',
    500: '#3054b8',
    950: '#000000',
  },
}

SCSS

$custom: #3054b8;
$custom-light: #7b83ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3054b8",
  "rgb": {
    "r": 48,
    "g": 84,
    "b": 184
  },
  "hsl": {
    "h": 224.118,
    "s": 58.621,
    "l": 45.49
  },
  "oklch": {
    "l": 0.47886,
    "c": 0.16367,
    "h": 265.6
  },
  "luminance": 0.1043
}

Semantic roles & 50–950 ramp

primary

#3054B8

secondary

#C8B47C

accent

#B946E2

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3054B8

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

Preview Lab → · Contrast checker → · Palette generator →