#3153CA#3153CA

#3153CA is a mid, vivid blue. Relative luminance 0.111; OKLCH L 49.2% C 0.189 H 266.9°. Best body text is #FFFFFF at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#3153CA
RGB	rgb(49, 83, 202)
HSL	hsl(227, 61%, 49%)
HSV	hsv(227, 76%, 79%)
CMYK	cmyk(75.7%, 58.9%, 0%, 20.8%)
CIE-LAB	lab(39.75, 29.99, -65.27)
CIE-LCH	lch(39.75, 71.83, 294.68°)
OKLab	oklab(49.19% -0.0102 -0.1885)
OKLCH	oklch(49.19% 0.189 266.9)
XYZ	xyz(15.0168, 11.1021, 57.2171)
Luminance	0.1110 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3153CA #CAA831

analogous

#31A0CA #3153CA #5C31CA

triadic

#3153CA #CA3153 #53CA31

tetradic

#3153CA #CA31A0 #CAA831 #31CA5C

square

#3153CA #CA31A0 #CAA831 #31CA5C

split-complementary

#3153CA #CA5C31 #A0CA31

monochromatic

#192B67 #253F99 #3153CA #607BD8 #91A4E4

Accessibility & contrast

On white

6.52

#3153CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#3153CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3153CA

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3153CA	#FFFFFF	#000000	##FFFFFF
##3153CA	1.00	6.52	3.22	6.52
#FFFFFF	6.52	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065CE

Deuteranopia (green-blind)

#0057C8

Tritanopia (blue-blind)

#007186

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3153ca;
/* rgb */ color: rgb(49, 83, 202);
/* oklch */ color: oklch(49.2% 0.189 266.9);

Tailwind

colors: {
  custom: {
    50: '#8083db',
    500: '#3153ca',
    950: '#000000',
  },
}

SCSS

$custom: #3153ca;
$custom-light: #8083db;
$custom-dark: #000000;

JSON

{
  "hex": "#3153ca",
  "rgb": {
    "r": 49,
    "g": 83,
    "b": 202
  },
  "hsl": {
    "h": 226.667,
    "s": 60.956,
    "l": 49.216
  },
  "oklch": {
    "l": 0.49193,
    "c": 0.18878,
    "h": 266.9
  },
  "luminance": 0.11104
}

Semantic roles & 50–950 ramp

primary

#3153CA

secondary

#CFBF88

accent

#C044E4

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3153CA

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

Preview Lab → · Contrast checker → · Palette generator →