#3959C3#3959C3

#3959C3 is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.2% C 0.170 H 267.3°. Best body text is #FFFFFF at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#3959C3
RGB	rgb(57, 89, 195)
HSL	hsl(226, 55%, 49%)
HSV	hsv(226, 71%, 76%)
CMYK	cmyk(70.8%, 54.4%, 0%, 23.5%)
CIE-LAB	lab(41.14, 24.54, -58.94)
CIE-LCH	lch(41.14, 63.84, 292.61°)
OKLab	oklab(50.17% -0.0081 -0.1696)
OKLCH	oklch(50.17% 0.17 267.3)
XYZ	xyz(15.1066, 11.9532, 53.1302)
Luminance	0.1196 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3959C3 #C3A339

analogous

#399EC3 #3959C3 #5E39C3

triadic

#3959C3 #C33959 #59C339

tetradic

#3959C3 #C3399E #C3A339 #39C35E

square

#3959C3 #C3399E #C3A339 #39C35E

split-complementary

#3959C3 #C35E39 #9EC339

monochromatic

#1D2E64 #2B4394 #3959C3 #6780D2 #96A7E0

Accessibility & contrast

On white

6.19

#3959C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#3959C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3959C3

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3959C3	#FFFFFF	#000000	##FFFFFF
##3959C3	1.00	6.19	3.39	6.19
#FFFFFF	6.19	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068C7

Deuteranopia (green-blind)

#005BC1

Tritanopia (blue-blind)

#007385

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #3959c3;
/* rgb */ color: rgb(57, 89, 195);
/* oklch */ color: oklch(50.2% 0.170 267.3);

Tailwind

colors: {
  custom: {
    50: '#8187d6',
    500: '#3959c3',
    950: '#000000',
  },
}

SCSS

$custom: #3959c3;
$custom-light: #8187d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3959c3",
  "rgb": {
    "r": 57,
    "g": 89,
    "b": 195
  },
  "hsl": {
    "h": 226.087,
    "s": 54.762,
    "l": 49.412
  },
  "oklch": {
    "l": 0.50166,
    "c": 0.16983,
    "h": 267.3
  },
  "luminance": 0.11955
}

Semantic roles & 50–950 ramp

primary

#3959C3

secondary

#CCBD8C

accent

#BC4ADE

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #3959C3

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

Preview Lab → · Contrast checker → · Palette generator →