#4339DA#4339DA

#4339DA is a mid, highly saturated blue. Relative luminance 0.092; OKLCH L 47.4% C 0.233 H 275.6°. Best body text is #FFFFFF at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#4339DA
RGB	rgb(67, 57, 218)
HSL	hsl(244, 69%, 54%)
HSV	hsv(244, 74%, 85%)
CMYK	cmyk(69.3%, 73.9%, 0%, 14.5%)
CIE-LAB	lab(36.33, 52.97, -80.08)
CIE-LCH	lch(36.33, 96.01, 303.48°)
OKLab	oklab(47.4% 0.0226 -0.2315)
OKLCH	oklch(47.4% 0.233 275.6)
XYZ	xyz(16.4286, 9.1800, 67.2222)
Luminance	0.0918 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.55

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4339DA #D0DA39

analogous

#3980DA #4339DA #9439DA

triadic

#4339DA #DA4339 #39DA43

tetradic

#4339DA #DA3980 #D0DA39 #39DA94

square

#4339DA #DA3980 #D0DA39 #39DA94

split-complementary

#4339DA #DA9439 #80DA39

monochromatic

#1F1881 #2B22B4 #4339DA #746DE4 #A5A0ED

Accessibility & contrast

On white

7.40

#4339DA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#4339DA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4339DA

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4339DA	#FFFFFF	#000000	##FFFFFF
##4339DA	1.00	7.40	2.84	7.40
#FFFFFF	7.40	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CDF

Deuteranopia (green-blind)

#004ED7

Tritanopia (blue-blind)

#006887

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #4339da;
/* rgb */ color: rgb(67, 57, 218);
/* oklch */ color: oklch(47.4% 0.233 275.6);

Tailwind

colors: {
  custom: {
    50: '#8c72e7',
    500: '#4339da',
    950: '#000000',
  },
}

SCSS

$custom: #4339da;
$custom-light: #8c72e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4339da",
  "rgb": {
    "r": 67,
    "g": 57,
    "b": 218
  },
  "hsl": {
    "h": 243.727,
    "s": 68.511,
    "l": 53.922
  },
  "oklch": {
    "l": 0.47395,
    "c": 0.2326,
    "h": 275.6
  },
  "luminance": 0.09182
}

Semantic roles & 50–950 ramp

primary

#4339DA

secondary

#D5DA95

accent

#EB3CE0

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #4339DA

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

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