#3154BD#3154BD

#3154BD is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.3% C 0.170 H 266.1°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#3154BD
RGB	rgb(49, 84, 189)
HSL	hsl(225, 59%, 47%)
HSV	hsv(225, 74%, 74%)
CMYK	cmyk(74.1%, 55.6%, 0%, 25.9%)
CIE-LAB	lab(39.01, 24.52, -58.91)
CIE-LCH	lch(39.01, 63.81, 292.60°)
OKLab	oklab(48.33% -0.0114 -0.1698)
OKLCH	oklch(48.33% 0.17 266.1)
XYZ	xyz(13.6190, 10.6663, 49.4753)
Luminance	0.1067 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3154BD #BD9A31

analogous

#319ABD #3154BD #5431BD

triadic

#3154BD #BD3154 #54BD31

tetradic

#3154BD #BD319A #BD9A31 #31BD54

square

#3154BD #BD319A #BD9A31 #31BD54

split-complementary

#3154BD #BD5431 #9ABD31

monochromatic

#18295C #243E8C #3154BD #5877D4 #889EE0

Accessibility & contrast

On white

6.70

#3154BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#3154BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3154BD

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3154BD	#FFFFFF	#000000	##FFFFFF
##3154BD	1.00	6.70	3.13	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C1

Deuteranopia (green-blind)

#0056BB

Tritanopia (blue-blind)

#006E80

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3154bd;
/* rgb */ color: rgb(49, 84, 189);
/* oklch */ color: oklch(48.3% 0.170 266.1);

Tailwind

colors: {
  custom: {
    50: '#7d83d2',
    500: '#3154bd',
    950: '#000000',
  },
}

SCSS

$custom: #3154bd;
$custom-light: #7d83d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3154bd",
  "rgb": {
    "r": 49,
    "g": 84,
    "b": 189
  },
  "hsl": {
    "h": 225,
    "s": 58.824,
    "l": 46.667
  },
  "oklch": {
    "l": 0.48325,
    "c": 0.17019,
    "h": 266.1
  },
  "luminance": 0.10668
}

Semantic roles & 50–950 ramp

primary

#3154BD

secondary

#CAB780

accent

#BB46E2

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #3154BD

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

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