#3039BA#3039BA

#3039BA is a dark, vivid blue. Relative luminance 0.071; OKLCH L 43.1% C 0.198 H 271.6°. Best body text is #FFFFFF at 8.68:1 contrast (WCAG AA passes).

Color values

HEX	#3039BA
RGB	rgb(48, 57, 186)
HSL	hsl(236, 59%, 46%)
HSV	hsv(236, 74%, 73%)
CMYK	cmyk(74.2%, 69.4%, 0%, 27.1%)
CIE-LAB	lab(32.03, 40.57, -68.56)
CIE-LCH	lch(32.03, 79.67, 300.62°)
OKLab	oklab(43.08% 0.0055 -0.1984)
OKLCH	oklch(43.08% 0.198 271.6)
XYZ	xyz(11.5420, 7.0986, 47.2067)
Luminance	0.0710 (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

#3039BA #BAB130

analogous

#307EBA #3039BA #6C30BA

triadic

#3039BA #BA3039 #39BA30

tetradic

#3039BA #BA307E #BAB130 #30BA6C

square

#3039BA #BA307E #BAB130 #30BA6C

split-complementary

#3039BA #BA6C30 #7EBA30

monochromatic

#171B59 #232A89 #3039BA #545DD3 #858BDF

Accessibility & contrast

On white

8.68

#3039BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#3039BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3039BA

8.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3039BA	#FFFFFF	#000000	##FFFFFF
##3039BA	1.00	8.68	2.42	8.68
#FFFFFF	8.68	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052BE

Deuteranopia (green-blind)

#0045B8

Tritanopia (blue-blind)

#005D75

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3039ba;
/* rgb */ color: rgb(48, 57, 186);
/* oklch */ color: oklch(43.1% 0.198 271.6);

Tailwind

colors: {
  custom: {
    50: '#7e70d0',
    500: '#3039ba',
    950: '#000000',
  },
}

SCSS

$custom: #3039ba;
$custom-light: #7e70d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3039ba",
  "rgb": {
    "r": 48,
    "g": 57,
    "b": 186
  },
  "hsl": {
    "h": 236.087,
    "s": 58.974,
    "l": 45.882
  },
  "oklch": {
    "l": 0.43077,
    "c": 0.19844,
    "h": 271.6
  },
  "luminance": 0.071
}

Semantic roles & 50–950 ramp

primary

#3039BA

secondary

#C9C47D

accent

#D846E2

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0B0714

muted

#7C7A82

Preview Lab

Preview with #3039BA

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

Preview Lab → · Contrast checker → · Palette generator →