#3039BF#3039BF

#3039BF is a dark, highly saturated blue. Relative luminance 0.073; OKLCH L 43.6% C 0.205 H 271.4°. Best body text is #FFFFFF at 8.53:1 contrast (WCAG AA passes).

Color values

HEX	#3039BF
RGB	rgb(48, 57, 191)
HSL	hsl(236, 60%, 47%)
HSV	hsv(236, 75%, 75%)
CMYK	cmyk(74.9%, 70.2%, 0%, 25.1%)
CIE-LAB	lab(32.51, 42.30, -70.71)
CIE-LCH	lch(32.51, 82.40, 300.89°)
OKLab	oklab(43.57% 0.0049 -0.2046)
OKLCH	oklch(43.57% 0.205 271.4)
XYZ	xyz(12.0828, 7.3149, 50.0552)
Luminance	0.0732 (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

#3039BF #BFB630

analogous

#3081BF #3039BF #6F30BF

triadic

#3039BF #BF3039 #39BF30

tetradic

#3039BF #BF3081 #BFB630 #30BF6F

square

#3039BF #BF3081 #BFB630 #30BF6F

split-complementary

#3039BF #BF6F30 #81BF30

monochromatic

#171C5D #242A8E #3039BF #575FD5 #888EE1

Accessibility & contrast

On white

8.53

#3039BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#3039BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3039BF

8.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3039BF	#FFFFFF	#000000	##FFFFFF
##3039BF	1.00	8.53	2.46	8.53
#FFFFFF	8.53	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053C3

Deuteranopia (green-blind)

#0046BD

Tritanopia (blue-blind)

#005E78

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3039bf;
/* rgb */ color: rgb(48, 57, 191);
/* oklch */ color: oklch(43.6% 0.205 271.4);

Tailwind

colors: {
  custom: {
    50: '#7f70d4',
    500: '#3039bf',
    950: '#000000',
  },
}

SCSS

$custom: #3039bf;
$custom-light: #7f70d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3039bf",
  "rgb": {
    "r": 48,
    "g": 57,
    "b": 191
  },
  "hsl": {
    "h": 236.224,
    "s": 59.833,
    "l": 46.863
  },
  "oklch": {
    "l": 0.43571,
    "c": 0.2047,
    "h": 271.4
  },
  "luminance": 0.07316
}

Semantic roles & 50–950 ramp

primary

#3039BF

secondary

#CBC680

accent

#D945E3

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3039BF

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

Preview Lab → · Contrast checker → · Palette generator →