#2F36B6#2F36B6

#2F36B6 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 42.1% C 0.197 H 271.9°. Best body text is #FFFFFF at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#2F36B6
RGB	rgb(47, 54, 182)
HSL	hsl(237, 59%, 45%)
HSV	hsv(237, 74%, 71%)
CMYK	cmyk(74.2%, 70.3%, 0%, 28.6%)
CIE-LAB	lab(30.92, 40.91, -68.02)
CIE-LCH	lch(30.92, 79.37, 301.02°)
OKLab	oklab(42.15% 0.0066 -0.1968)
OKLCH	oklch(42.15% 0.197 271.9)
XYZ	xyz(10.9321, 6.6189, 44.9483)
Luminance	0.0662 (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

#2F36B6 #B6AF2F

analogous

#2F79B6 #2F36B6 #6C2FB6

triadic

#2F36B6 #B62F36 #36B62F

tetradic

#2F36B6 #B62F79 #B6AF2F #2FB66C

square

#2F36B6 #B62F79 #B6AF2F #2FB66C

split-complementary

#2F36B6 #B66C2F #79B62F

monochromatic

#161955 #222885 #2F36B6 #5057D2 #8186DE

Accessibility & contrast

On white

9.04

#2F36B6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#2F36B6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F36B6

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F36B6	#FFFFFF	#000000	##FFFFFF
##2F36B6	1.00	9.04	2.32	9.04
#FFFFFF	9.04	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FBA

Deuteranopia (green-blind)

#0042B4

Tritanopia (blue-blind)

#005A72

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2f36b6;
/* rgb */ color: rgb(47, 54, 182);
/* oklch */ color: oklch(42.1% 0.197 271.9);

Tailwind

colors: {
  custom: {
    50: '#7d6ecd',
    500: '#2f36b6',
    950: '#000000',
  },
}

SCSS

$custom: #2f36b6;
$custom-light: #7d6ecd;
$custom-dark: #000000;

JSON

{
  "hex": "#2f36b6",
  "rgb": {
    "r": 47,
    "g": 54,
    "b": 182
  },
  "hsl": {
    "h": 236.889,
    "s": 58.952,
    "l": 44.902
  },
  "oklch": {
    "l": 0.42147,
    "c": 0.19691,
    "h": 271.9
  },
  "luminance": 0.0662
}

Semantic roles & 50–950 ramp

primary

#2F36B6

secondary

#C7C379

accent

#DA46E2

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0714

muted

#7C7A82

Preview Lab

Preview with #2F36B6

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

Preview Lab → · Contrast checker → · Palette generator →