#3135B1#3135B1

#3135B1 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.6% C 0.191 H 273.0°. Best body text is #FFFFFF at 9.23:1 contrast (WCAG AA passes).

Color values

HEX	#3135B1
RGB	rgb(49, 53, 177)
HSL	hsl(238, 57%, 44%)
HSV	hsv(238, 72%, 69%)
CMYK	cmyk(72.3%, 70.1%, 0%, 30.6%)
CIE-LAB	lab(30.33, 39.99, -66.01)
CIE-LCH	lch(30.33, 77.18, 301.21°)
OKLab	oklab(41.61% 0.01 -0.1909)
OKLCH	oklch(41.61% 0.191 273)
XYZ	xyz(10.4729, 6.3725, 42.2645)
Luminance	0.0637 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3135B1 #B1AD31

analogous

#3175B1 #3135B1 #6D31B1

triadic

#3135B1 #B13135 #35B131

tetradic

#3135B1 #B13175 #B1AD31 #31B16D

square

#3135B1 #B13175 #B1AD31 #31B16D

split-complementary

#3135B1 #B16D31 #75B131

monochromatic

#161851 #242781 #3135B1 #5154CF #8083DC

Accessibility & contrast

On white

9.23

#3135B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#3135B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3135B1

9.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3135B1	#FFFFFF	#000000	##FFFFFF
##3135B1	1.00	9.23	2.27	9.23
#FFFFFF	9.23	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DB5

Deuteranopia (green-blind)

#0041AF

Tritanopia (blue-blind)

#00576F

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3135b1;
/* rgb */ color: rgb(49, 53, 177);
/* oklch */ color: oklch(41.6% 0.191 273.0);

Tailwind

colors: {
  custom: {
    50: '#7c6dc9',
    500: '#3135b1',
    950: '#000000',
  },
}

SCSS

$custom: #3135b1;
$custom-light: #7c6dc9;
$custom-dark: #000000;

JSON

{
  "hex": "#3135b1",
  "rgb": {
    "r": 49,
    "g": 53,
    "b": 177
  },
  "hsl": {
    "h": 238.125,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.41606,
    "c": 0.19115,
    "h": 273
  },
  "luminance": 0.06373
}

Semantic roles & 50–950 ramp

primary

#3135B1

secondary

#C5C379

accent

#DB48E0

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3135B1

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

Preview Lab → · Contrast checker → · Palette generator →