#4338CB#4338CB

#4338CB is a mid, highly saturated blue. Relative luminance 0.083; OKLCH L 45.8% C 0.216 H 276.9°. Best body text is #FFFFFF at 7.88:1 contrast (WCAG AA passes).

Color values

HEX	#4338CB
RGB	rgb(67, 56, 203)
HSL	hsl(244, 59%, 51%)
HSV	hsv(244, 72%, 80%)
CMYK	cmyk(67%, 72.4%, 0%, 20.4%)
CIE-LAB	lab(34.67, 48.81, -74.15)
CIE-LCH	lch(34.67, 88.77, 303.36°)
OKLab	oklab(45.78% 0.0261 -0.2142)
OKLCH	oklch(45.78% 0.216 276.9)
XYZ	xyz(14.5049, 8.3322, 57.3322)
Luminance	0.0833 (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

#4338CB #C0CB38

analogous

#3876CB #4338CB #8C38CB

triadic

#4338CB #CB4338 #38CB43

tetradic

#4338CB #CB3876 #C0CB38 #38CB8C

square

#4338CB #CB3876 #C0CB38 #38CB8C

split-complementary

#4338CB #CB8C38 #76CB38

monochromatic

#221C6C #32299D #4338CB #7169D8 #9F99E4

Accessibility & contrast

On white

7.88

#4338CB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#4338CB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4338CB

7.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4338CB	#FFFFFF	#000000	##FFFFFF
##4338CB	1.00	7.88	2.67	7.88
#FFFFFF	7.88	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058CF

Deuteranopia (green-blind)

#004BC8

Tritanopia (blue-blind)

#00617E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #4338cb;
/* rgb */ color: rgb(67, 56, 203);
/* oklch */ color: oklch(45.8% 0.216 276.9);

Tailwind

colors: {
  custom: {
    50: '#8971dc',
    500: '#4338cb',
    950: '#000000',
  },
}

SCSS

$custom: #4338cb;
$custom-light: #8971dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4338cb",
  "rgb": {
    "r": 67,
    "g": 56,
    "b": 203
  },
  "hsl": {
    "h": 244.49,
    "s": 58.566,
    "l": 50.784
  },
  "oklch": {
    "l": 0.45775,
    "c": 0.21578,
    "h": 276.9
  },
  "luminance": 0.08333
}

Semantic roles & 50–950 ramp

primary

#4338CB

secondary

#CBD08F

accent

#E246D6

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4338CB

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

Preview Lab → · Contrast checker → · Palette generator →