#3154BC#3154BC

#3154BC is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.2% C 0.169 H 266.1°. Best body text is #FFFFFF at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#3154BC
RGB	rgb(49, 84, 188)
HSL	hsl(225, 59%, 46%)
HSV	hsv(225, 74%, 74%)
CMYK	cmyk(73.9%, 55.3%, 0%, 26.3%)
CIE-LAB	lab(38.94, 24.14, -58.45)
CIE-LCH	lch(38.94, 63.24, 292.45°)
OKLab	oklab(48.25% -0.0115 -0.1684)
OKLCH	oklch(48.25% 0.169 266.1)
XYZ	xyz(13.5109, 10.6230, 48.9056)
Luminance	0.1062 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3154BC #BC9931

analogous

#319ABC #3154BC #5431BC

triadic

#3154BC #BC3154 #54BC31

tetradic

#3154BC #BC319A #BC9931 #31BC54

square

#3154BC #BC319A #BC9931 #31BC54

split-complementary

#3154BC #BC5431 #9ABC31

monochromatic

#18295B #243E8B #3154BC #5776D3 #889EE0

Accessibility & contrast

On white

6.72

#3154BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#3154BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3154BC

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3154BC	#FFFFFF	#000000	##FFFFFF
##3154BC	1.00	6.72	3.12	6.72
#FFFFFF	6.72	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C0

Deuteranopia (green-blind)

#0056BA

Tritanopia (blue-blind)

#006D80

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3154bc;
/* rgb */ color: rgb(49, 84, 188);
/* oklch */ color: oklch(48.2% 0.169 266.1);

Tailwind

colors: {
  custom: {
    50: '#7c83d1',
    500: '#3154bc',
    950: '#000000',
  },
}

SCSS

$custom: #3154bc;
$custom-light: #7c83d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3154bc",
  "rgb": {
    "r": 49,
    "g": 84,
    "b": 188
  },
  "hsl": {
    "h": 224.892,
    "s": 58.65,
    "l": 46.471
  },
  "oklch": {
    "l": 0.48245,
    "c": 0.16883,
    "h": 266.1
  },
  "luminance": 0.10624
}

Semantic roles & 50–950 ramp

primary

#3154BC

secondary

#CAB77F

accent

#BB46E2

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3154BC

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

Preview Lab → · Contrast checker → · Palette generator →