#3959C0#3959C0

#3959C0 is a mid, vivid blue. Relative luminance 0.118; OKLCH L 49.9% C 0.166 H 267.1°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#3959C0
RGB	rgb(57, 89, 192)
HSL	hsl(226, 54%, 49%)
HSV	hsv(226, 70%, 75%)
CMYK	cmyk(70.3%, 53.6%, 0%, 24.7%)
CIE-LAB	lab(40.93, 23.44, -57.54)
CIE-LCH	lch(40.93, 62.13, 292.17°)
OKLab	oklab(49.94% -0.0083 -0.1655)
OKLCH	oklch(49.94% 0.166 267.1)
XYZ	xyz(14.7708, 11.8189, 51.3618)
Luminance	0.1182 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3959C0 #C0A039

analogous

#399DC0 #3959C0 #5D39C0

triadic

#3959C0 #C03959 #59C039

tetradic

#3959C0 #C0399D #C0A039 #39C05D

square

#3959C0 #C0399D #C0A039 #39C05D

split-complementary

#3959C0 #C05D39 #9DC039

monochromatic

#1D2D62 #2B4391 #3959C0 #657FD1 #94A6DF

Accessibility & contrast

On white

6.24

#3959C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#3959C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3959C0

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3959C0	#FFFFFF	#000000	##FFFFFF
##3959C0	1.00	6.24	3.36	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B67C4

Deuteranopia (green-blind)

#005BBE

Tritanopia (blue-blind)

#007284

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3959c0;
/* rgb */ color: rgb(57, 89, 192);
/* oklch */ color: oklch(49.9% 0.166 267.1);

Tailwind

colors: {
  custom: {
    50: '#8087d4',
    500: '#3959c0',
    950: '#000000',
  },
}

SCSS

$custom: #3959c0;
$custom-light: #8087d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3959c0",
  "rgb": {
    "r": 57,
    "g": 89,
    "b": 192
  },
  "hsl": {
    "h": 225.778,
    "s": 54.217,
    "l": 48.824
  },
  "oklch": {
    "l": 0.49936,
    "c": 0.16575,
    "h": 267.1
  },
  "luminance": 0.1182
}

Semantic roles & 50–950 ramp

primary

#3959C0

secondary

#CBBB8A

accent

#BB4ADE

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #3959C0

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

Preview Lab → · Contrast checker → · Palette generator →