#3119B4#3119B4

#3119B4 is a dark, highly saturated blue. Relative luminance 0.046; OKLCH L 38.4% C 0.219 H 275.6°. Best body text is #FFFFFF at 10.89:1 contrast (WCAG AA passes).

Color values

HEX	#3119B4
RGB	rgb(49, 25, 180)
HSL	hsl(249, 76%, 40%)
HSV	hsv(249, 86%, 71%)
CMYK	cmyk(72.8%, 86.1%, 0%, 29.4%)
CIE-LAB	lab(25.69, 55.15, -75.47)
CIE-LCH	lch(25.69, 93.48, 306.16°)
OKLab	oklab(38.44% 0.0213 -0.2181)
OKLCH	oklch(38.44% 0.219 275.6)
XYZ	xyz(9.8498, 4.6426, 43.5482)
Luminance	0.0464 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3119B4 #9CB419

analogous

#194FB4 #3119B4 #7E19B4

triadic

#3119B4 #B43119 #19B431

tetradic

#3119B4 #B4194F #9CB419 #19B47E

square

#3119B4 #B4194F #9CB419 #19B47E

split-complementary

#3119B4 #B47E19 #4FB419

monochromatic

#140A49 #22127E #3119B4 #4529E1 #745FE9

Accessibility & contrast

On white

10.89

#3119B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#3119B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3119B4

10.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3119B4	#FFFFFF	#000000	##FFFFFF
##3119B4	1.00	10.89	1.93	10.89
#FFFFFF	10.89	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043B8

Deuteranopia (green-blind)

#0036B1

Tritanopia (blue-blind)

#004D6A

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #3119b4;
/* rgb */ color: rgb(49, 25, 180);
/* oklch */ color: oklch(38.4% 0.219 275.6);

Tailwind

colors: {
  custom: {
    50: '#7f5dcc',
    500: '#3119b4',
    950: '#000000',
  },
}

SCSS

$custom: #3119b4;
$custom-light: #7f5dcc;
$custom-dark: #000000;

JSON

{
  "hex": "#3119b4",
  "rgb": {
    "r": 49,
    "g": 25,
    "b": 180
  },
  "hsl": {
    "h": 249.29,
    "s": 75.61,
    "l": 40.196
  },
  "oklch": {
    "l": 0.38442,
    "c": 0.21913,
    "h": 275.6
  },
  "luminance": 0.04644
}

Semantic roles & 50–950 ramp

primary

#3119B4

secondary

#BBCD5C

accent

#F236D5

background

#F8F5FC

surface

#F0E9F9

border

#CBC5D2

text

#0C0514

muted

#7D7982

Preview Lab

Preview with #3119B4

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

Preview Lab → · Contrast checker → · Palette generator →