#4045C8#4045C8

#4045C8 is a mid, vivid blue. Relative luminance 0.095; OKLCH L 47.3% C 0.199 H 274.1°. Best body text is #FFFFFF at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#4045C8
RGB	rgb(64, 69, 200)
HSL	hsl(238, 55%, 52%)
HSV	hsv(238, 68%, 78%)
CMYK	cmyk(68%, 65.5%, 0%, 21.6%)
CIE-LAB	lab(36.96, 39.91, -68.64)
CIE-LCH	lch(36.96, 79.40, 300.17°)
OKLab	oklab(47.29% 0.0143 -0.1982)
OKLCH	oklch(47.29% 0.199 274.1)
XYZ	xyz(14.6643, 9.5150, 55.6962)
Luminance	0.0952 (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

#4045C8 #C8C340

analogous

#4089C8 #4045C8 #7F40C8

triadic

#4045C8 #C84045 #45C840

tetradic

#4045C8 #C84089 #C8C340 #40C87F

square

#4045C8 #C84089 #C8C340 #40C87F

split-complementary

#4045C8 #C87F40 #89C840

monochromatic

#20236E #2D319D #4045C8 #7073D6 #9FA2E3

Accessibility & contrast

On white

7.23

#4045C8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#4045C8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4045C8

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4045C8	#FFFFFF	#000000	##FFFFFF
##4045C8	1.00	7.23	2.90	7.23
#FFFFFF	7.23	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DCC

Deuteranopia (green-blind)

#0051C6

Tritanopia (blue-blind)

#006780

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4045c8;
/* rgb */ color: rgb(64, 69, 200);
/* oklch */ color: oklch(47.3% 0.199 274.1);

Tailwind

colors: {
  custom: {
    50: '#8679da',
    500: '#4045c8',
    950: '#000000',
  },
}

SCSS

$custom: #4045c8;
$custom-light: #8679da;
$custom-dark: #000000;

JSON

{
  "hex": "#4045c8",
  "rgb": {
    "r": 64,
    "g": 69,
    "b": 200
  },
  "hsl": {
    "h": 237.794,
    "s": 55.285,
    "l": 51.765
  },
  "oklch": {
    "l": 0.47289,
    "c": 0.19872,
    "h": 274.1
  },
  "luminance": 0.09516
}

Semantic roles & 50–950 ramp

primary

#4045C8

secondary

#D0CE94

accent

#D949DF

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0D0915

muted

#7D7B83

Preview Lab

Preview with #4045C8

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

Preview Lab → · Contrast checker → · Palette generator →