#3950C0#3950C0

#3950C0 is a mid, vivid blue. Relative luminance 0.104; OKLCH L 48.2% C 0.177 H 269.7°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#3950C0
RGB	rgb(57, 80, 192)
HSL	hsl(230, 54%, 49%)
HSV	hsv(230, 70%, 75%)
CMYK	cmyk(70.3%, 58.3%, 0%, 24.7%)
CIE-LAB	lab(38.57, 29.26, -61.36)
CIE-LCH	lch(38.57, 67.98, 295.49°)
OKLab	oklab(48.17% -0.001 -0.1769)
OKLCH	oklch(48.17% 0.177 269.7)
XYZ	xyz(14.0672, 10.4115, 51.1272)
Luminance	0.1041 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3950C0 #C0A939

analogous

#3994C0 #3950C0 #6639C0

triadic

#3950C0 #C03950 #50C039

tetradic

#3950C0 #C03994 #C0A939 #39C066

square

#3950C0 #C03994 #C0A939 #39C066

split-complementary

#3950C0 #C06639 #94C039

monochromatic

#1D2962 #2B3C91 #3950C0 #6577D1 #94A1DF

Accessibility & contrast

On white

6.81

#3950C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#3950C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3950C0

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3950C0	#FFFFFF	#000000	##FFFFFF
##3950C0	1.00	6.81	3.08	6.81
#FFFFFF	6.81	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061C4

Deuteranopia (green-blind)

#0055BE

Tritanopia (blue-blind)

#006C80

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3950c0;
/* rgb */ color: rgb(57, 80, 192);
/* oklch */ color: oklch(48.2% 0.177 269.7);

Tailwind

colors: {
  custom: {
    50: '#8180d4',
    500: '#3950c0',
    950: '#000000',
  },
}

SCSS

$custom: #3950c0;
$custom-light: #8180d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3950c0",
  "rgb": {
    "r": 57,
    "g": 80,
    "b": 192
  },
  "hsl": {
    "h": 229.778,
    "s": 54.217,
    "l": 48.824
  },
  "oklch": {
    "l": 0.48169,
    "c": 0.17691,
    "h": 269.7
  },
  "luminance": 0.10413
}

Semantic roles & 50–950 ramp

primary

#3950C0

secondary

#CBC08A

accent

#C44ADE

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3950C0

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

Preview Lab → · Contrast checker → · Palette generator →