#312ED7#312ED7

#312ED7 is a dark, highly saturated blue. Relative luminance 0.075; OKLCH L 44.6% C 0.243 H 271.5°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#312ED7
RGB	rgb(49, 46, 215)
HSL	hsl(241, 68%, 51%)
HSV	hsv(241, 79%, 84%)
CMYK	cmyk(77.2%, 78.6%, 0%, 15.7%)
CIE-LAB	lab(32.94, 56.23, -83.98)
CIE-LCH	lch(32.94, 101.07, 303.80°)
OKLab	oklab(44.63% 0.0063 -0.2431)
OKLCH	oklch(44.63% 0.243 271.5)
XYZ	xyz(14.5052, 7.5116, 64.9622)
Luminance	0.0751 (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

#312ED7 #D4D72E

analogous

#2E7FD7 #312ED7 #852ED7

triadic

#312ED7 #D7312E #2ED731

tetradic

#312ED7 #D72E7F #D4D72E #2ED785

square

#312ED7 #D72E7F #D4D72E #2ED785

split-complementary

#312ED7 #D7852E #7FD72E

monochromatic

#181674 #2320A8 #312ED7 #6461E1 #9695EB

Accessibility & contrast

On white

8.39

#312ED7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#312ED7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312ED7

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312ED7	#FFFFFF	#000000	##FFFFFF
##312ED7	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056DC

Deuteranopia (green-blind)

#0045D4

Tritanopia (blue-blind)

#006283

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #312ed7;
/* rgb */ color: rgb(49, 46, 215);
/* oklch */ color: oklch(44.6% 0.243 271.5);

Tailwind

colors: {
  custom: {
    50: '#866ae5',
    500: '#312ed7',
    950: '#000000',
  },
}

SCSS

$custom: #312ed7;
$custom-light: #866ae5;
$custom-dark: #000000;

JSON

{
  "hex": "#312ed7",
  "rgb": {
    "r": 49,
    "g": 46,
    "b": 215
  },
  "hsl": {
    "h": 241.065,
    "s": 67.871,
    "l": 51.176
  },
  "oklch": {
    "l": 0.44632,
    "c": 0.24319,
    "h": 271.5
  },
  "luminance": 0.07513
}

Semantic roles & 50–950 ramp

primary

#312ED7

secondary

#D4D68B

accent

#EB3DE8

background

#F9F6FE

surface

#F1EBFC

border

#CBC6D5

text

#0D0716

muted

#7E7A84

Preview Lab

Preview with #312ED7

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

Preview Lab → · Contrast checker → · Palette generator →