#3D39CB#3D39CB

#3D39CB is a mid, highly saturated blue. Relative luminance 0.082; OKLCH L 45.5% C 0.216 H 274.8°. Best body text is #FFFFFF at 7.94:1 contrast (WCAG AA passes).

Color values

HEX	#3D39CB
RGB	rgb(61, 57, 203)
HSL	hsl(242, 58%, 51%)
HSV	hsv(242, 72%, 80%)
CMYK	cmyk(70%, 71.9%, 0%, 20.4%)
CIE-LAB	lab(34.45, 47.60, -74.51)
CIE-LCH	lch(34.45, 88.42, 302.57°)
OKLab	oklab(45.52% 0.018 -0.2154)
OKLCH	oklch(45.52% 0.216 274.8)
XYZ	xyz(14.1635, 8.2288, 57.3302)
Luminance	0.0823 (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

#3D39CB #C7CB39

analogous

#397ECB #3D39CB #8639CB

triadic

#3D39CB #CB3D39 #39CB3D

tetradic

#3D39CB #CB397E #C7CB39 #39CB86

square

#3D39CB #CB397E #C7CB39 #39CB86

split-complementary

#3D39CB #CB8639 #7ECB39

monochromatic

#1F1D6D #2D299D #3D39CB #6C69D8 #9C9AE4

Accessibility & contrast

On white

7.94

#3D39CB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#3D39CB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D39CB

7.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D39CB	#FFFFFF	#000000	##FFFFFF
##3D39CB	1.00	7.94	2.65	7.94
#FFFFFF	7.94	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058CF

Deuteranopia (green-blind)

#004AC8

Tritanopia (blue-blind)

#00627E

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3d39cb;
/* rgb */ color: rgb(61, 57, 203);
/* oklch */ color: oklch(45.5% 0.216 274.8);

Tailwind

colors: {
  custom: {
    50: '#8671dc',
    500: '#3d39cb',
    950: '#000000',
  },
}

SCSS

$custom: #3d39cb;
$custom-light: #8671dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3d39cb",
  "rgb": {
    "r": 61,
    "g": 57,
    "b": 203
  },
  "hsl": {
    "h": 241.644,
    "s": 58.4,
    "l": 50.98
  },
  "oklch": {
    "l": 0.45519,
    "c": 0.21616,
    "h": 274.8
  },
  "luminance": 0.0823
}

Semantic roles & 50–950 ramp

primary

#3D39CB

secondary

#CED090

accent

#E246DD

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #3D39CB

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

Preview Lab → · Contrast checker → · Palette generator →