#2F39CA#2F39CA

#2F39CA is a dark, highly saturated blue. Relative luminance 0.078; OKLCH L 44.6% C 0.218 H 270.6°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#2F39CA
RGB	rgb(47, 57, 202)
HSL	hsl(236, 62%, 49%)
HSV	hsv(236, 77%, 79%)
CMYK	cmyk(76.7%, 71.8%, 0%, 20.8%)
CIE-LAB	lab(33.55, 45.96, -75.45)
CIE-LCH	lch(33.55, 88.34, 301.35°)
OKLab	oklab(44.63% 0.0025 -0.2185)
OKLCH	oklch(44.63% 0.218 270.6)
XYZ	xyz(13.2925, 7.7934, 56.6694)
Luminance	0.0780 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue Blue

#2242C7

ΔE00 2.95

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F39CA #CAC02F

analogous

#2F87CA #2F39CA #732FCA

triadic

#2F39CA #CA2F39 #39CA2F

tetradic

#2F39CA #CA2F87 #CAC02F #2FCA73

square

#2F39CA #CA2F87 #CAC02F #2FCA73

split-complementary

#2F39CA #CA732F #87CA2F

monochromatic

#181D67 #232B98 #2F39CA #5D65D9 #8F94E5

Accessibility & contrast

On white

8.21

#2F39CA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#2F39CA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F39CA

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F39CA	#FFFFFF	#000000	##FFFFFF
##2F39CA	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056CE

Deuteranopia (green-blind)

#0047C7

Tritanopia (blue-blind)

#00627E

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2f39ca;
/* rgb */ color: rgb(47, 57, 202);
/* oklch */ color: oklch(44.6% 0.218 270.6);

Tailwind

colors: {
  custom: {
    50: '#8170db',
    500: '#2f39ca',
    950: '#000000',
  },
}

SCSS

$custom: #2f39ca;
$custom-light: #8170db;
$custom-dark: #000000;

JSON

{
  "hex": "#2f39ca",
  "rgb": {
    "r": 47,
    "g": 57,
    "b": 202
  },
  "hsl": {
    "h": 236.129,
    "s": 62.249,
    "l": 48.824
  },
  "oklch": {
    "l": 0.44626,
    "c": 0.21847,
    "h": 270.6
  },
  "luminance": 0.07795
}

Semantic roles & 50–950 ramp

primary

#2F39CA

secondary

#CFCB86

accent

#DB42E5

background

#F8F6FD

surface

#F0ECFB

border

#CBC7D4

text

#0C0715

muted

#7D7A83

Preview Lab

Preview with #2F39CA

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

Preview Lab → · Contrast checker → · Palette generator →