#3136AB#3136AB

#3136AB is a dark, vivid blue. Relative luminance 0.062; OKLCH L 41.2% C 0.182 H 273.2°. Best body text is #FFFFFF at 9.35:1 contrast (WCAG AA passes).

Color values

HEX	#3136AB
RGB	rgb(49, 54, 171)
HSL	hsl(238, 55%, 43%)
HSV	hsv(238, 71%, 67%)
CMYK	cmyk(71.3%, 68.4%, 0%, 32.9%)
CIE-LAB	lab(29.99, 37.30, -62.99)
CIE-LCH	lch(29.99, 73.21, 300.63°)
OKLab	oklab(41.18% 0.0102 -0.1821)
OKLCH	oklch(41.18% 0.182 273.2)
XYZ	xyz(9.9340, 6.2306, 39.1993)
Luminance	0.0623 (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

#3136AB #ABA631

analogous

#3173AB #3136AB #6931AB

triadic

#3136AB #AB3136 #36AB31

tetradic

#3136AB #AB3173 #ABA631 #31AB69

square

#3136AB #AB3173 #ABA631 #31AB69

split-complementary

#3136AB #AB6931 #73AB31

monochromatic

#16184C #23277B #3136AB #4D52CC #7D81DA

Accessibility & contrast

On white

9.35

#3136AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#3136AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3136AB

9.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3136AB	#FFFFFF	#000000	##FFFFFF
##3136AB	1.00	9.35	2.25	9.35
#FFFFFF	9.35	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CAF

Deuteranopia (green-blind)

#0041A9

Tritanopia (blue-blind)

#00566C

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3136ab;
/* rgb */ color: rgb(49, 54, 171);
/* oklch */ color: oklch(41.2% 0.182 273.2);

Tailwind

colors: {
  custom: {
    50: '#7b6dc5',
    500: '#3136ab',
    950: '#000000',
  },
}

SCSS

$custom: #3136ab;
$custom-light: #7b6dc5;
$custom-dark: #000000;

JSON

{
  "hex": "#3136ab",
  "rgb": {
    "r": 49,
    "g": 54,
    "b": 171
  },
  "hsl": {
    "h": 237.541,
    "s": 55.455,
    "l": 43.137
  },
  "oklch": {
    "l": 0.41183,
    "c": 0.18235,
    "h": 273.2
  },
  "luminance": 0.06232
}

Semantic roles & 50–950 ramp

primary

#3136AB

secondary

#C2BF75

accent

#D949DF

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3136AB

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

Preview Lab → · Contrast checker → · Palette generator →