#3136B8#3136B8

#3136B8 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.5% C 0.199 H 272.5°. Best body text is #FFFFFF at 8.93:1 contrast (WCAG AA passes).

Color values

HEX	#3136B8
RGB	rgb(49, 54, 184)
HSL	hsl(238, 58%, 46%)
HSV	hsv(238, 73%, 72%)
CMYK	cmyk(73.4%, 70.7%, 0%, 27.8%)
CIE-LAB	lab(31.23, 41.79, -68.69)
CIE-LCH	lch(31.23, 80.40, 301.32°)
OKLab	oklab(42.46% 0.0085 -0.1987)
OKLCH	oklch(42.46% 0.199 272.5)
XYZ	xyz(11.2346, 6.7508, 46.0491)
Luminance	0.0675 (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

#3136B8 #B8B331

analogous

#3179B8 #3136B8 #6F31B8

triadic

#3136B8 #B83136 #36B831

tetradic

#3136B8 #B83179 #B8B331 #31B86F

square

#3136B8 #B83179 #B8B331 #31B86F

split-complementary

#3136B8 #B86F31 #79B831

monochromatic

#171A57 #242888 #3136B8 #5559D2 #8588DE

Accessibility & contrast

On white

8.93

#3136B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#3136B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3136B8

8.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3136B8	#FFFFFF	#000000	##FFFFFF
##3136B8	1.00	8.93	2.35	8.93
#FFFFFF	8.93	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050BC

Deuteranopia (green-blind)

#0043B6

Tritanopia (blue-blind)

#005A73

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3136b8;
/* rgb */ color: rgb(49, 54, 184);
/* oklch */ color: oklch(42.5% 0.199 272.5);

Tailwind

colors: {
  custom: {
    50: '#7e6ecf',
    500: '#3136b8',
    950: '#000000',
  },
}

SCSS

$custom: #3136b8;
$custom-light: #7e6ecf;
$custom-dark: #000000;

JSON

{
  "hex": "#3136b8",
  "rgb": {
    "r": 49,
    "g": 54,
    "b": 184
  },
  "hsl": {
    "h": 237.778,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.42459,
    "c": 0.19889,
    "h": 272.5
  },
  "luminance": 0.06752
}

Semantic roles & 50–950 ramp

primary

#3136B8

secondary

#C8C57D

accent

#DB47E1

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0B0714

muted

#7C7A82

Preview Lab

Preview with #3136B8

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

Preview Lab → · Contrast checker → · Palette generator →