#4142CD#4142CD

#4142CD is a mid, highly saturated blue. Relative luminance 0.094; OKLCH L 47.3% C 0.208 H 274.7°. Best body text is #FFFFFF at 7.28:1 contrast (WCAG AA passes).

Color values

HEX	#4142CD
RGB	rgb(65, 66, 205)
HSL	hsl(240, 58%, 53%)
HSV	hsv(240, 68%, 80%)
CMYK	cmyk(68.3%, 67.8%, 0%, 19.6%)
CIE-LAB	lab(36.79, 43.51, -71.82)
CIE-LCH	lch(36.79, 83.97, 301.21°)
OKLab	oklab(47.32% 0.017 -0.2075)
OKLCH	oklch(47.32% 0.208 274.7)
XYZ	xyz(15.1440, 9.4266, 58.7672)
Luminance	0.0943 (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

#4142CD #CDCC41

analogous

#4188CD #4142CD #8641CD

triadic

#4142CD #CD4142 #42CD41

tetradic

#4142CD #CD4188 #CDCC41 #41CD86

square

#4142CD #CD4188 #CDCC41 #41CD86

split-complementary

#4142CD #CD8641 #88CD41

monochromatic

#1F1F75 #2C2CA5 #4142CD #7172DA #A2A2E6

Accessibility & contrast

On white

7.28

#4142CD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#4142CD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4142CD

7.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4142CD	#FFFFFF	#000000	##FFFFFF
##4142CD	1.00	7.28	2.89	7.28
#FFFFFF	7.28	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DD1

Deuteranopia (green-blind)

#0050CA

Tritanopia (blue-blind)

#006782

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4142cd;
/* rgb */ color: rgb(65, 66, 205);
/* oklch */ color: oklch(47.3% 0.208 274.7);

Tailwind

colors: {
  custom: {
    50: '#8877dd',
    500: '#4142cd',
    950: '#000000',
  },
}

SCSS

$custom: #4142cd;
$custom-light: #8877dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4142cd",
  "rgb": {
    "r": 65,
    "g": 66,
    "b": 205
  },
  "hsl": {
    "h": 239.571,
    "s": 58.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.47322,
    "c": 0.20816,
    "h": 274.7
  },
  "luminance": 0.09428
}

Semantic roles & 50–950 ramp

primary

#4142CD

secondary

#D3D397

accent

#E046E2

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4142CD

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

Preview Lab → · Contrast checker → · Palette generator →