#3154D0#3154D0

#3154D0 is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.9% C 0.195 H 266.8°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#3154D0
RGB	rgb(49, 84, 208)
HSL	hsl(227, 63%, 50%)
HSV	hsv(227, 76%, 82%)
CMYK	cmyk(76.4%, 59.6%, 0%, 18.4%)
CIE-LAB	lab(40.49, 31.56, -67.54)
CIE-LCH	lch(40.49, 74.55, 295.04°)
OKLab	oklab(49.89% -0.0107 -0.1951)
OKLCH	oklch(49.89% 0.195 266.8)
XYZ	xyz(15.8181, 11.5459, 61.0572)
Luminance	0.1155 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3154D0 #D0AD31

analogous

#31A4D0 #3154D0 #5D31D0

triadic

#3154D0 #D03154 #54D031

tetradic

#3154D0 #D031A4 #D0AD31 #31D05D

square

#3154D0 #D031A4 #D0AD31 #31D05D

split-complementary

#3154D0 #D05D31 #A4D031

monochromatic

#192C6E #243F9F #3154D0 #637DDB #95A7E7

Accessibility & contrast

On white

6.35

#3154D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#3154D0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3154D0

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3154D0	#FFFFFF	#000000	##FFFFFF
##3154D0	1.00	6.35	3.31	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D4

Deuteranopia (green-blind)

#0058CE

Tritanopia (blue-blind)

#00748A

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3154d0;
/* rgb */ color: rgb(49, 84, 208);
/* oklch */ color: oklch(49.9% 0.195 266.8);

Tailwind

colors: {
  custom: {
    50: '#8183df',
    500: '#3154d0',
    950: '#000000',
  },
}

SCSS

$custom: #3154d0;
$custom-light: #8183df;
$custom-dark: #000000;

JSON

{
  "hex": "#3154d0",
  "rgb": {
    "r": 49,
    "g": 84,
    "b": 208
  },
  "hsl": {
    "h": 226.792,
    "s": 62.846,
    "l": 50.392
  },
  "oklch": {
    "l": 0.49889,
    "c": 0.19545,
    "h": 266.8
  },
  "luminance": 0.11548
}

Semantic roles & 50–950 ramp

primary

#3154D0

secondary

#D2C28B

accent

#C242E6

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3154D0

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

Preview Lab → · Contrast checker → · Palette generator →