#313EC2#313EC2

#313EC2 is a dark, highly saturated blue. Relative luminance 0.080; OKLCH L 44.7% C 0.203 H 270.8°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#313EC2
RGB	rgb(49, 62, 194)
HSL	hsl(235, 60%, 48%)
HSV	hsv(235, 75%, 76%)
CMYK	cmyk(74.7%, 68%, 0%, 23.9%)
CIE-LAB	lab(33.97, 40.41, -70.08)
CIE-LCH	lch(33.97, 80.90, 299.96°)
OKLab	oklab(44.72% 0.003 -0.2028)
OKLCH	oklch(44.72% 0.203 270.8)
XYZ	xyz(12.7235, 7.9919, 51.9005)
Luminance	0.0799 (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

#313EC2 #C2B531

analogous

#3186C2 #313EC2 #6D31C2

triadic

#313EC2 #C2313E #3EC231

tetradic

#313EC2 #C23186 #C2B531 #31C26D

square

#313EC2 #C23186 #C2B531 #31C26D

split-complementary

#313EC2 #C26D31 #86C231

monochromatic

#181F60 #252E91 #313EC2 #5B66D6 #8C93E2

Accessibility & contrast

On white

8.08

#313EC2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#313EC2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313EC2

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313EC2	#FFFFFF	#000000	##FFFFFF
##313EC2	1.00	8.08	2.60	8.08
#FFFFFF	8.08	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057C6

Deuteranopia (green-blind)

#0049C0

Tritanopia (blue-blind)

#00627B

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #313ec2;
/* rgb */ color: rgb(49, 62, 194);
/* oklch */ color: oklch(44.7% 0.203 270.8);

Tailwind

colors: {
  custom: {
    50: '#7f74d6',
    500: '#313ec2',
    950: '#000000',
  },
}

SCSS

$custom: #313ec2;
$custom-light: #7f74d6;
$custom-dark: #000000;

JSON

{
  "hex": "#313ec2",
  "rgb": {
    "r": 49,
    "g": 62,
    "b": 194
  },
  "hsl": {
    "h": 234.621,
    "s": 59.671,
    "l": 47.647
  },
  "oklch": {
    "l": 0.44721,
    "c": 0.2028,
    "h": 270.8
  },
  "luminance": 0.07993
}

Semantic roles & 50–950 ramp

primary

#313EC2

secondary

#CCC583

accent

#D545E3

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #313EC2

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

Preview Lab → · Contrast checker → · Palette generator →