#4038C3#4038C3

#4038C3 is a dark, highly saturated blue. Relative luminance 0.079; OKLCH L 44.8% C 0.207 H 276.6°. Best body text is #FFFFFF at 8.17:1 contrast (WCAG AA passes).

Color values

HEX	#4038C3
RGB	rgb(64, 56, 195)
HSL	hsl(243, 55%, 49%)
HSV	hsv(243, 71%, 76%)
CMYK	cmyk(67.2%, 71.3%, 0%, 23.5%)
CIE-LAB	lab(33.68, 45.92, -71.10)
CIE-LCH	lch(33.68, 84.64, 302.86°)
OKLab	oklab(44.79% 0.0237 -0.2054)
OKLCH	oklch(44.79% 0.207 276.6)
XYZ	xyz(13.3756, 7.8573, 52.4309)
Luminance	0.0786 (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

#4038C3 #BBC338

analogous

#3876C3 #4038C3 #8638C3

triadic

#4038C3 #C34038 #38C340

tetradic

#4038C3 #C33876 #BBC338 #38C386

square

#4038C3 #C33876 #BBC338 #38C386

split-complementary

#4038C3 #C38638 #76C338

monochromatic

#211D64 #302A93 #4038C3 #6C65D3 #9995E1

Accessibility & contrast

On white

8.17

#4038C3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#4038C3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4038C3

8.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4038C3	#FFFFFF	#000000	##FFFFFF
##4038C3	1.00	8.17	2.57	8.17
#FFFFFF	8.17	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055C7

Deuteranopia (green-blind)

#0049C0

Tritanopia (blue-blind)

#005F7A

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4038c3;
/* rgb */ color: rgb(64, 56, 195);
/* oklch */ color: oklch(44.8% 0.207 276.6);

Tailwind

colors: {
  custom: {
    50: '#8670d6',
    500: '#4038c3',
    950: '#000000',
  },
}

SCSS

$custom: #4038c3;
$custom-light: #8670d6;
$custom-dark: #000000;

JSON

{
  "hex": "#4038c3",
  "rgb": {
    "r": 64,
    "g": 56,
    "b": 195
  },
  "hsl": {
    "h": 243.453,
    "s": 55.378,
    "l": 49.216
  },
  "oklch": {
    "l": 0.44789,
    "c": 0.20674,
    "h": 276.6
  },
  "luminance": 0.07858
}

Semantic roles & 50–950 ramp

primary

#4038C3

secondary

#C8CC8B

accent

#DF49D6

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #4038C3

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

Preview Lab → · Contrast checker → · Palette generator →