#2F35AB#2F35AB

#2F35AB is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.9% C 0.184 H 272.6°. Best body text is #FFFFFF at 9.47:1 contrast (WCAG AA passes).

Color values

HEX	#2F35AB
RGB	rgb(47, 53, 171)
HSL	hsl(237, 57%, 43%)
HSV	hsv(237, 73%, 67%)
CMYK	cmyk(72.5%, 69%, 0%, 32.9%)
CIE-LAB	lab(29.64, 37.69, -63.57)
CIE-LCH	lch(29.64, 73.90, 300.67°)
OKLab	oklab(40.9% 0.0085 -0.1838)
OKLCH	oklch(40.9% 0.184 272.6)
XYZ	xyz(9.7936, 6.0898, 39.1795)
Luminance	0.0609 (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

#2F35AB #ABA52F

analogous

#2F73AB #2F35AB #672FAB

triadic

#2F35AB #AB2F35 #35AB2F

tetradic

#2F35AB #AB2F73 #ABA52F #2FAB67

square

#2F35AB #AB2F73 #ABA52F #2FAB67

split-complementary

#2F35AB #AB672F #73AB2F

monochromatic

#15174B #22267B #2F35AB #4A50CD #7A7FDA

Accessibility & contrast

On white

9.47

#2F35AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#2F35AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F35AB

9.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F35AB	#FFFFFF	#000000	##FFFFFF
##2F35AB	1.00	9.47	2.22	9.47
#FFFFFF	9.47	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CAF

Deuteranopia (green-blind)

#0040A9

Tritanopia (blue-blind)

#00556C

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2f35ab;
/* rgb */ color: rgb(47, 53, 171);
/* oklch */ color: oklch(40.9% 0.184 272.6);

Tailwind

colors: {
  custom: {
    50: '#7a6dc5',
    500: '#2f35ab',
    950: '#000000',
  },
}

SCSS

$custom: #2f35ab;
$custom-light: #7a6dc5;
$custom-dark: #000000;

JSON

{
  "hex": "#2f35ab",
  "rgb": {
    "r": 47,
    "g": 53,
    "b": 171
  },
  "hsl": {
    "h": 237.097,
    "s": 56.881,
    "l": 42.745
  },
  "oklch": {
    "l": 0.40898,
    "c": 0.18401,
    "h": 272.6
  },
  "luminance": 0.06091
}

Semantic roles & 50–950 ramp

primary

#2F35AB

secondary

#C3BF73

accent

#D948E0

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2F35AB

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

Preview Lab → · Contrast checker → · Palette generator →