#313DE2#313DE2

#313DE2 is a mid, highly saturated blue. Relative luminance 0.095; OKLCH L 47.8% C 0.243 H 269.9°. Best body text is #FFFFFF at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#313DE2
RGB	rgb(49, 61, 226)
HSL	hsl(236, 75%, 54%)
HSV	hsv(236, 78%, 89%)
CMYK	cmyk(78.3%, 73%, 0%, 11.4%)
CIE-LAB	lab(36.89, 51.83, -83.76)
CIE-LCH	lch(36.89, 98.50, 301.75°)
OKLab	oklab(47.76% -0.0005 -0.2426)
OKLCH	oklch(47.76% 0.243 269.9)
XYZ	xyz(16.6581, 9.4795, 72.8885)
Luminance	0.0948 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313DE2 #E2D631

analogous

#3196E2 #313DE2 #7E31E2

triadic

#313DE2 #E2313D #3DE231

tetradic

#313DE2 #E23196 #E2D631 #31E27E

square

#313DE2 #E23196 #E2D631 #31E27E

split-complementary

#313DE2 #E27E31 #96E231

monochromatic

#131B86 #1A25BB #313DE2 #6770EA #9CA2F1

Accessibility & contrast

On white

7.25

#313DE2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#313DE2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313DE2

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313DE2	#FFFFFF	#000000	##FFFFFF
##313DE2	1.00	7.25	2.90	7.25
#FFFFFF	7.25	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FE7

Deuteranopia (green-blind)

#004EDF

Tritanopia (blue-blind)

#006D8C

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #313de2;
/* rgb */ color: rgb(49, 61, 226);
/* oklch */ color: oklch(47.8% 0.243 269.9);

Tailwind

colors: {
  custom: {
    50: '#8774ed',
    500: '#313de2',
    950: '#000000',
  },
}

SCSS

$custom: #313de2;
$custom-light: #8774ed;
$custom-dark: #000000;

JSON

{
  "hex": "#313de2",
  "rgb": {
    "r": 49,
    "g": 61,
    "b": 226
  },
  "hsl": {
    "h": 235.932,
    "s": 75.319,
    "l": 53.922
  },
  "oklch": {
    "l": 0.47763,
    "c": 0.24263,
    "h": 269.9
  },
  "luminance": 0.09481
}

Semantic roles & 50–950 ramp

primary

#313DE2

secondary

#DDD892

accent

#E536F2

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #313DE2

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

Preview Lab → · Contrast checker → · Palette generator →