#312EBB#312EBB

#312EBB is a dark, highly saturated blue. Relative luminance 0.062; OKLCH L 41.6% C 0.211 H 273.3°. Best body text is #FFFFFF at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#312EBB
RGB	rgb(49, 46, 187)
HSL	hsl(241, 61%, 46%)
HSV	hsv(241, 75%, 73%)
CMYK	cmyk(73.8%, 75.4%, 0%, 26.7%)
CIE-LAB	lab(29.90, 47.38, -72.67)
CIE-LCH	lch(29.90, 86.75, 303.10°)
OKLab	oklab(41.6% 0.012 -0.2103)
OKLCH	oklch(41.6% 0.211 273.3)
XYZ	xyz(11.2103, 6.1937, 47.6088)
Luminance	0.0619 (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

#312EBB #B8BB2E

analogous

#2E71BB #312EBB #782EBB

triadic

#312EBB #BB312E #2EBB31

tetradic

#312EBB #BB2E71 #B8BB2E #2EBB78

square

#312EBB #BB2E71 #B8BB2E #2EBB78

split-complementary

#312EBB #BB782E #71BB2E

monochromatic

#171659 #24228A #312EBB #5552D4 #8583E0

Accessibility & contrast

On white

9.38

#312EBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#312EBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312EBB

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312EBB	#FFFFFF	#000000	##FFFFFF
##312EBB	1.00	9.38	2.24	9.38
#FFFFFF	9.38	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DBF

Deuteranopia (green-blind)

#0040B9

Tritanopia (blue-blind)

#005773

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #312ebb;
/* rgb */ color: rgb(49, 46, 187);
/* oklch */ color: oklch(41.6% 0.211 273.3);

Tailwind

colors: {
  custom: {
    50: '#7f69d1',
    500: '#312ebb',
    950: '#000000',
  },
}

SCSS

$custom: #312ebb;
$custom-light: #7f69d1;
$custom-dark: #000000;

JSON

{
  "hex": "#312ebb",
  "rgb": {
    "r": 49,
    "g": 46,
    "b": 187
  },
  "hsl": {
    "h": 241.277,
    "s": 60.515,
    "l": 45.686
  },
  "oklch": {
    "l": 0.41597,
    "c": 0.2106,
    "h": 273.3
  },
  "luminance": 0.06195
}

Semantic roles & 50–950 ramp

primary

#312EBB

secondary

#C8CA7B

accent

#E444E0

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #312EBB

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

Preview Lab → · Contrast checker → · Palette generator →