#2F36A6#2F36A6

#2F36A6 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.6% C 0.176 H 272.7°. Best body text is #FFFFFF at 9.55:1 contrast (WCAG AA passes).

Color values

HEX	#2F36A6
RGB	rgb(47, 54, 166)
HSL	hsl(236, 56%, 42%)
HSV	hsv(236, 72%, 65%)
CMYK	cmyk(71.7%, 67.5%, 0%, 34.9%)
CIE-LAB	lab(29.40, 35.31, -60.95)
CIE-LCH	lch(29.40, 70.44, 300.08°)
OKLab	oklab(40.58% 0.0084 -0.1762)
OKLCH	oklch(40.58% 0.176 272.7)
XYZ	xyz(9.3721, 5.9949, 36.7322)
Luminance	0.0600 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.77

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F36A6 #A69F2F

analogous

#2F72A6 #2F36A6 #642FA6

triadic

#2F36A6 #A62F36 #36A62F

tetradic

#2F36A6 #A62F72 #A69F2F #2FA664

square

#2F36A6 #A62F72 #A69F2F #2FA664

split-complementary

#2F36A6 #A6642F #72A62F

monochromatic

#141747 #212676 #2F36A6 #474FCB #777DD8

Accessibility & contrast

On white

9.55

#2F36A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#2F36A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F36A6

9.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F36A6	#FFFFFF	#000000	##FFFFFF
##2F36A6	1.00	9.55	2.20	9.55
#FFFFFF	9.55	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BA9

Deuteranopia (green-blind)

#0040A4

Tritanopia (blue-blind)

#005469

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2f36a6;
/* rgb */ color: rgb(47, 54, 166);
/* oklch */ color: oklch(40.6% 0.176 272.7);

Tailwind

colors: {
  custom: {
    50: '#796dc1',
    500: '#2f36a6',
    950: '#000000',
  },
}

SCSS

$custom: #2f36a6;
$custom-light: #796dc1;
$custom-dark: #000000;

JSON

{
  "hex": "#2f36a6",
  "rgb": {
    "r": 47,
    "g": 54,
    "b": 166
  },
  "hsl": {
    "h": 236.471,
    "s": 55.869,
    "l": 41.765
  },
  "oklch": {
    "l": 0.40582,
    "c": 0.17636,
    "h": 272.7
  },
  "luminance": 0.05996
}

Semantic roles & 50–950 ramp

primary

#2F36A6

secondary

#C1BC70

accent

#D649DF

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2F36A6

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

Preview Lab → · Contrast checker → · Palette generator →