#4043D0#4043D0

#4043D0 is a mid, highly saturated blue. Relative luminance 0.097; OKLCH L 47.7% C 0.211 H 274.0°. Best body text is #FFFFFF at 7.16:1 contrast (WCAG AA passes).

Color values

HEX	#4043D0
RGB	rgb(64, 67, 208)
HSL	hsl(239, 61%, 53%)
HSV	hsv(239, 69%, 82%)
CMYK	cmyk(69.2%, 67.8%, 0%, 18.4%)
CIE-LAB	lab(37.22, 43.79, -72.85)
CIE-LCH	lch(37.22, 85.00, 301.01°)
OKLab	oklab(47.7% 0.0148 -0.2105)
OKLCH	oklch(47.7% 0.211 274)
XYZ	xyz(15.5029, 9.6569, 60.7092)
Luminance	0.0966 (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

#4043D0 #D0CD40

analogous

#408BD0 #4043D0 #8540D0

triadic

#4043D0 #D04043 #43D040

tetradic

#4043D0 #D0408B #D0CD40 #40D085

square

#4043D0 #D0408B #D0CD40 #40D085

split-complementary

#4043D0 #D08540 #8BD040

monochromatic

#1E1F78 #2A2CA9 #4043D0 #7173DC #A2A4E8

Accessibility & contrast

On white

7.16

#4043D0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#4043D0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4043D0

7.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4043D0	#FFFFFF	#000000	##FFFFFF
##4043D0	1.00	7.16	2.93	7.16
#FFFFFF	7.16	1.00	21.00	1.00
#000000	2.93	21.00	1.00	21.00
##FFFFFF	7.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ED4

Deuteranopia (green-blind)

#0051CD

Tritanopia (blue-blind)

#006984

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4043d0;
/* rgb */ color: rgb(64, 67, 208);
/* oklch */ color: oklch(47.7% 0.211 274.0);

Tailwind

colors: {
  custom: {
    50: '#8878e0',
    500: '#4043d0',
    950: '#000000',
  },
}

SCSS

$custom: #4043d0;
$custom-light: #8878e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4043d0",
  "rgb": {
    "r": 64,
    "g": 67,
    "b": 208
  },
  "hsl": {
    "h": 238.75,
    "s": 60.504,
    "l": 53.333
  },
  "oklch": {
    "l": 0.47696,
    "c": 0.21104,
    "h": 274
  },
  "luminance": 0.09658
}

Semantic roles & 50–950 ramp

primary

#4043D0

secondary

#D5D497

accent

#E044E4

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4043D0

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

Preview Lab → · Contrast checker → · Palette generator →