#3054BF#3054BF

#3054BF is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.4% C 0.173 H 266.0°. Best body text is #FFFFFF at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#3054BF
RGB	rgb(48, 84, 191)
HSL	hsl(225, 60%, 47%)
HSV	hsv(225, 75%, 75%)
CMYK	cmyk(74.9%, 56%, 0%, 25.1%)
CIE-LAB	lab(39.12, 25.14, -59.90)
CIE-LCH	lch(39.12, 64.97, 292.77°)
OKLab	oklab(48.44% -0.0122 -0.1727)
OKLCH	oklch(48.44% 0.173 266)
XYZ	xyz(13.7899, 10.7291, 50.6243)
Luminance	0.1073 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3054BF #BF9B30

analogous

#309CBF #3054BF #5330BF

triadic

#3054BF #BF3054 #54BF30

tetradic

#3054BF #BF309C #BF9B30 #30BF53

square

#3054BF #BF309C #BF9B30 #30BF53

split-complementary

#3054BF #BF5330 #9CBF30

monochromatic

#17295D #243E8E #3054BF #5777D5 #889FE1

Accessibility & contrast

On white

6.67

#3054BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#3054BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3054BF

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3054BF	#FFFFFF	#000000	##FFFFFF
##3054BF	1.00	6.67	3.15	6.67
#FFFFFF	6.67	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C3

Deuteranopia (green-blind)

#0056BD

Tritanopia (blue-blind)

#006E81

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3054bf;
/* rgb */ color: rgb(48, 84, 191);
/* oklch */ color: oklch(48.4% 0.173 266.0);

Tailwind

colors: {
  custom: {
    50: '#7d83d3',
    500: '#3054bf',
    950: '#000000',
  },
}

SCSS

$custom: #3054bf;
$custom-light: #7d83d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3054bf",
  "rgb": {
    "r": 48,
    "g": 84,
    "b": 191
  },
  "hsl": {
    "h": 224.895,
    "s": 59.833,
    "l": 46.863
  },
  "oklch": {
    "l": 0.48442,
    "c": 0.17317,
    "h": 266
  },
  "luminance": 0.10731
}

Semantic roles & 50–950 ramp

primary

#3054BF

secondary

#CBB880

accent

#BB45E3

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #3054BF

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

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