#313CA2#313CA2

#313CA2 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.4% C 0.163 H 272.3°. Best body text is #FFFFFF at 9.14:1 contrast (WCAG AA passes).

Color values

HEX	#313CA2
RGB	rgb(49, 60, 162)
HSL	hsl(234, 54%, 41%)
HSV	hsv(234, 70%, 64%)
CMYK	cmyk(69.8%, 63%, 0%, 36.5%)
CIE-LAB	lab(30.62, 30.28, -56.53)
CIE-LCH	lch(30.62, 64.13, 298.18°)
OKLab	oklab(41.4% 0.0066 -0.1631)
OKLCH	oklch(41.4% 0.163 272.3)
XYZ	xyz(9.4019, 6.4924, 34.9331)
Luminance	0.0649 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313CA2 #A29731

analogous

#3175A2 #313CA2 #5F31A2

triadic

#313CA2 #A2313C #3CA231

tetradic

#313CA2 #A23175 #A29731 #31A25F

square

#313CA2 #A23175 #A29731 #31A25F

split-complementary

#313CA2 #A25F31 #75A231

monochromatic

#151944 #232B73 #313CA2 #4855C8 #7781D6

Accessibility & contrast

On white

9.14

#313CA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#313CA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313CA2

9.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313CA2	#FFFFFF	#000000	##FFFFFF
##313CA2	1.00	9.14	2.30	9.14
#FFFFFF	9.14	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DA5

Deuteranopia (green-blind)

#0043A0

Tritanopia (blue-blind)

#005669

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #313ca2;
/* rgb */ color: rgb(49, 60, 162);
/* oklch */ color: oklch(41.4% 0.163 272.3);

Tailwind

colors: {
  custom: {
    50: '#7871be',
    500: '#313ca2',
    950: '#000000',
  },
}

SCSS

$custom: #313ca2;
$custom-light: #7871be;
$custom-dark: #000000;

JSON

{
  "hex": "#313ca2",
  "rgb": {
    "r": 49,
    "g": 60,
    "b": 162
  },
  "hsl": {
    "h": 234.159,
    "s": 53.555,
    "l": 41.373
  },
  "oklch": {
    "l": 0.41399,
    "c": 0.16325,
    "h": 272.3
  },
  "luminance": 0.06493
}

Semantic roles & 50–950 ramp

primary

#313CA2

secondary

#BEB771

accent

#CF4BDD

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #313CA2

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

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