#3136B2#3136B2

#3136B2 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.9% C 0.191 H 272.8°. Best body text is #FFFFFF at 9.13:1 contrast (WCAG AA passes).

Color values

HEX	#3136B2
RGB	rgb(49, 54, 178)
HSL	hsl(238, 57%, 45%)
HSV	hsv(238, 72%, 70%)
CMYK	cmyk(72.5%, 69.7%, 0%, 30.2%)
CIE-LAB	lab(30.65, 39.73, -66.08)
CIE-LCH	lch(30.65, 77.11, 301.02°)
OKLab	oklab(41.87% 0.0093 -0.1911)
OKLCH	oklch(41.87% 0.191 272.8)
XYZ	xyz(10.6190, 6.5046, 42.8067)
Luminance	0.0651 (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

#3136B2 #B2AD31

analogous

#3177B2 #3136B2 #6C31B2

triadic

#3136B2 #B23136 #36B231

tetradic

#3136B2 #B23177 #B2AD31 #31B26C

square

#3136B2 #B23177 #B2AD31 #31B26C

split-complementary

#3136B2 #B26C31 #77B231

monochromatic

#171952 #242782 #3136B2 #5156CF #8185DC

Accessibility & contrast

On white

9.13

#3136B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#3136B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3136B2

9.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3136B2	#FFFFFF	#000000	##FFFFFF
##3136B2	1.00	9.13	2.30	9.13
#FFFFFF	9.13	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB6

Deuteranopia (green-blind)

#0042B0

Tritanopia (blue-blind)

#005870

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3136b2;
/* rgb */ color: rgb(49, 54, 178);
/* oklch */ color: oklch(41.9% 0.191 272.8);

Tailwind

colors: {
  custom: {
    50: '#7c6eca',
    500: '#3136b2',
    950: '#000000',
  },
}

SCSS

$custom: #3136b2;
$custom-light: #7c6eca;
$custom-dark: #000000;

JSON

{
  "hex": "#3136b2",
  "rgb": {
    "r": 49,
    "g": 54,
    "b": 178
  },
  "hsl": {
    "h": 237.674,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.41865,
    "c": 0.19133,
    "h": 272.8
  },
  "luminance": 0.06506
}

Semantic roles & 50–950 ramp

primary

#3136B2

secondary

#C5C279

accent

#DA48E0

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3136B2

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

Preview Lab → · Contrast checker → · Palette generator →