#4143D2#4143D2

#4143D2 is a mid, highly saturated blue. Relative luminance 0.098; OKLCH L 47.9% C 0.213 H 274.2°. Best body text is #FFFFFF at 7.10:1 contrast (WCAG AA passes).

Color values

HEX	#4143D2
RGB	rgb(65, 67, 210)
HSL	hsl(239, 62%, 54%)
HSV	hsv(239, 69%, 82%)
CMYK	cmyk(69%, 68.1%, 0%, 17.6%)
CIE-LAB	lab(37.46, 44.57, -73.61)
CIE-LCH	lch(37.46, 86.05, 301.20°)
OKLab	oklab(47.94% 0.0158 -0.2127)
OKLCH	oklch(47.94% 0.213 274.2)
XYZ	xyz(15.8161, 9.7898, 62.0164)
Luminance	0.0979 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue (survey)

#0343DF

ΔE00 3.35

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4143D2 #D2D041

analogous

#418CD2 #4143D2 #8841D2

triadic

#4143D2 #D24143 #43D241

tetradic

#4143D2 #D2418C #D2D041 #41D288

square

#4143D2 #D2418C #D2D041 #41D288

split-complementary

#4143D2 #D28841 #8CD241

monochromatic

#1D1F7B #292BAD #4143D2 #7274DE #A4A5E9

Accessibility & contrast

On white

7.10

#4143D2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.96

#4143D2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4143D2

7.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4143D2	#FFFFFF	#000000	##FFFFFF
##4143D2	1.00	7.10	2.96	7.10
#FFFFFF	7.10	1.00	21.00	1.00
#000000	2.96	21.00	1.00	21.00
##FFFFFF	7.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FD6

Deuteranopia (green-blind)

#0051CF

Tritanopia (blue-blind)

#006A85

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4143d2;
/* rgb */ color: rgb(65, 67, 210);
/* oklch */ color: oklch(47.9% 0.213 274.2);

Tailwind

colors: {
  custom: {
    50: '#8978e1',
    500: '#4143d2',
    950: '#000000',
  },
}

SCSS

$custom: #4143d2;
$custom-light: #8978e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4143d2",
  "rgb": {
    "r": 65,
    "g": 67,
    "b": 210
  },
  "hsl": {
    "h": 239.172,
    "s": 61.702,
    "l": 53.922
  },
  "oklch": {
    "l": 0.47943,
    "c": 0.21328,
    "h": 274.2
  },
  "luminance": 0.09791
}

Semantic roles & 50–950 ramp

primary

#4143D2

secondary

#D6D598

accent

#E343E5

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4143D2

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

Preview Lab → · Contrast checker → · Palette generator →