#3153BE#3153BE

#3153BE is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.2% C 0.173 H 266.5°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#3153BE
RGB	rgb(49, 83, 190)
HSL	hsl(226, 59%, 47%)
HSV	hsv(226, 74%, 75%)
CMYK	cmyk(74.2%, 56.3%, 0%, 25.5%)
CIE-LAB	lab(38.82, 25.54, -59.80)
CIE-LCH	lch(38.82, 65.03, 293.13°)
OKLab	oklab(48.21% -0.0106 -0.1724)
OKLCH	oklch(48.21% 0.173 266.5)
XYZ	xyz(13.6509, 10.5557, 50.0232)
Luminance	0.1056 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3153BE #BE9C31

analogous

#319ABE #3153BE #5631BE

triadic

#3153BE #BE3153 #53BE31

tetradic

#3153BE #BE319A #BE9C31 #31BE56

square

#3153BE #BE319A #BE9C31 #31BE56

split-complementary

#3153BE #BE5631 #9ABE31

monochromatic

#18285D #243E8D #3153BE #5876D4 #899EE1

Accessibility & contrast

On white

6.75

#3153BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#3153BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3153BE

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3153BE	#FFFFFF	#000000	##FFFFFF
##3153BE	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C2

Deuteranopia (green-blind)

#0055BC

Tritanopia (blue-blind)

#006D80

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3153be;
/* rgb */ color: rgb(49, 83, 190);
/* oklch */ color: oklch(48.2% 0.173 266.5);

Tailwind

colors: {
  custom: {
    50: '#7d82d2',
    500: '#3153be',
    950: '#000000',
  },
}

SCSS

$custom: #3153be;
$custom-light: #7d82d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3153be",
  "rgb": {
    "r": 49,
    "g": 83,
    "b": 190
  },
  "hsl": {
    "h": 225.532,
    "s": 58.996,
    "l": 46.863
  },
  "oklch": {
    "l": 0.48205,
    "c": 0.17278,
    "h": 266.5
  },
  "luminance": 0.10557
}

Semantic roles & 50–950 ramp

primary

#3153BE

secondary

#CAB980

accent

#BC46E2

background

#F8F7FD

surface

#EFEEFA

border

#CAC9D3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #3153BE

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

Preview Lab → · Contrast checker → · Palette generator →