#3136A8#3136A8

#3136A8 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.9% C 0.178 H 273.4°. Best body text is #FFFFFF at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#3136A8
RGB	rgb(49, 54, 168)
HSL	hsl(237, 55%, 43%)
HSV	hsv(237, 71%, 66%)
CMYK	cmyk(70.8%, 67.9%, 0%, 34.1%)
CIE-LAB	lab(29.71, 36.25, -61.65)
CIE-LCH	lch(29.71, 71.52, 300.46°)
OKLab	oklab(40.89% 0.0105 -0.1781)
OKLCH	oklch(40.89% 0.178 273.4)
XYZ	xyz(9.6513, 6.1175, 37.7104)
Luminance	0.0612 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.39

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3136A8 #A8A331

analogous

#3171A8 #3136A8 #6731A8

triadic

#3136A8 #A83136 #36A831

tetradic

#3136A8 #A83171 #A8A331 #31A867

square

#3136A8 #A83171 #A8A331 #31A867

split-complementary

#3136A8 #A86731 #71A831

monochromatic

#151849 #232779 #3136A8 #4C51CB #7B7FD8

Accessibility & contrast

On white

9.44

#3136A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#3136A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3136A8

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3136A8	#FFFFFF	#000000	##FFFFFF
##3136A8	1.00	9.44	2.22	9.44
#FFFFFF	9.44	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CAC

Deuteranopia (green-blind)

#0040A6

Tritanopia (blue-blind)

#00546A

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3136a8;
/* rgb */ color: rgb(49, 54, 168);
/* oklch */ color: oklch(40.9% 0.178 273.4);

Tailwind

colors: {
  custom: {
    50: '#7a6dc3',
    500: '#3136a8',
    950: '#000000',
  },
}

SCSS

$custom: #3136a8;
$custom-light: #7a6dc3;
$custom-dark: #000000;

JSON

{
  "hex": "#3136a8",
  "rgb": {
    "r": 49,
    "g": 54,
    "b": 168
  },
  "hsl": {
    "h": 237.479,
    "s": 54.839,
    "l": 42.549
  },
  "oklch": {
    "l": 0.40895,
    "c": 0.17845,
    "h": 273.4
  },
  "luminance": 0.06118
}

Semantic roles & 50–950 ramp

primary

#3136A8

secondary

#C1BE74

accent

#D84ADE

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3136A8

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

Preview Lab → · Contrast checker → · Palette generator →