#3036BB#3036BB

#3036BB is a dark, highly saturated blue. Relative luminance 0.069; OKLCH L 42.7% C 0.203 H 272.0°. Best body text is #FFFFFF at 8.86:1 contrast (WCAG AA passes).

Color values

HEX	#3036BB
RGB	rgb(48, 54, 187)
HSL	hsl(237, 59%, 46%)
HSV	hsv(237, 74%, 73%)
CMYK	cmyk(74.3%, 71.1%, 0%, 26.7%)
CIE-LAB	lab(31.47, 42.72, -70.07)
CIE-LCH	lch(31.47, 82.07, 301.37°)
OKLab	oklab(42.7% 0.007 -0.2028)
OKLCH	oklch(42.7% 0.203 272)
XYZ	xyz(11.5047, 6.8534, 47.7206)
Luminance	0.0685 (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

#3036BB #BBB530

analogous

#307BBB #3036BB #6F30BB

triadic

#3036BB #BB3036 #36BB30

tetradic

#3036BB #BB307B #BBB530 #30BB6F

square

#3036BB #BB307B #BBB530 #30BB6F

split-complementary

#3036BB #BB6F30 #7BBB30

monochromatic

#171A5A #23288A #3036BB #555AD3 #8689E0

Accessibility & contrast

On white

8.86

#3036BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#3036BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3036BB

8.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3036BB	#FFFFFF	#000000	##FFFFFF
##3036BB	1.00	8.86	2.37	8.86
#FFFFFF	8.86	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051BF

Deuteranopia (green-blind)

#0043B9

Tritanopia (blue-blind)

#005B75

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3036bb;
/* rgb */ color: rgb(48, 54, 187);
/* oklch */ color: oklch(42.7% 0.203 272.0);

Tailwind

colors: {
  custom: {
    50: '#7e6ed1',
    500: '#3036bb',
    950: '#000000',
  },
}

SCSS

$custom: #3036bb;
$custom-light: #7e6ed1;
$custom-dark: #000000;

JSON

{
  "hex": "#3036bb",
  "rgb": {
    "r": 48,
    "g": 54,
    "b": 187
  },
  "hsl": {
    "h": 237.41,
    "s": 59.149,
    "l": 46.078
  },
  "oklch": {
    "l": 0.42703,
    "c": 0.20289,
    "h": 272
  },
  "luminance": 0.06855
}

Semantic roles & 50–950 ramp

primary

#3036BB

secondary

#C9C67D

accent

#DC45E2

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3036BB

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

Preview Lab → · Contrast checker → · Palette generator →