#3136B7#3136B7

#3136B7 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.4% C 0.198 H 272.5°. Best body text is #FFFFFF at 8.97:1 contrast (WCAG AA passes).

Color values

HEX	#3136B7
RGB	rgb(49, 54, 183)
HSL	hsl(238, 58%, 45%)
HSV	hsv(238, 73%, 72%)
CMYK	cmyk(73.2%, 70.5%, 0%, 28.2%)
CIE-LAB	lab(31.14, 41.45, -68.26)
CIE-LCH	lch(31.14, 79.86, 301.27°)
OKLab	oklab(42.36% 0.0087 -0.1974)
OKLCH	oklch(42.36% 0.198 272.5)
XYZ	xyz(11.1302, 6.7091, 45.4990)
Luminance	0.0671 (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

#3136B7 #B7B231

analogous

#3179B7 #3136B7 #6F31B7

triadic

#3136B7 #B73136 #36B731

tetradic

#3136B7 #B73179 #B7B231 #31B76F

square

#3136B7 #B73179 #B7B231 #31B76F

split-complementary

#3136B7 #B76F31 #79B731

monochromatic

#171A56 #242887 #3136B7 #5459D1 #8488DE

Accessibility & contrast

On white

8.97

#3136B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#3136B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3136B7

8.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3136B7	#FFFFFF	#000000	##FFFFFF
##3136B7	1.00	8.97	2.34	8.97
#FFFFFF	8.97	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050BB

Deuteranopia (green-blind)

#0043B5

Tritanopia (blue-blind)

#005A72

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3136b7;
/* rgb */ color: rgb(49, 54, 183);
/* oklch */ color: oklch(42.4% 0.198 272.5);

Tailwind

colors: {
  custom: {
    50: '#7e6ece',
    500: '#3136b7',
    950: '#000000',
  },
}

SCSS

$custom: #3136b7;
$custom-light: #7e6ece;
$custom-dark: #000000;

JSON

{
  "hex": "#3136b7",
  "rgb": {
    "r": 49,
    "g": 54,
    "b": 183
  },
  "hsl": {
    "h": 237.761,
    "s": 57.759,
    "l": 45.49
  },
  "oklch": {
    "l": 0.42359,
    "c": 0.19764,
    "h": 272.5
  },
  "luminance": 0.0671
}

Semantic roles & 50–950 ramp

primary

#3136B7

secondary

#C8C57C

accent

#DB47E1

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0B0714

muted

#7C7A82

Preview Lab

Preview with #3136B7

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

Preview Lab → · Contrast checker → · Palette generator →