#3143A2#3143A2

#3143A2 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 42.7% C 0.154 H 270.4°. Best body text is #FFFFFF at 8.55:1 contrast (WCAG AA passes).

Color values

HEX	#3143A2
RGB	rgb(49, 67, 162)
HSL	hsl(230, 54%, 41%)
HSV	hsv(230, 70%, 64%)
CMYK	cmyk(69.8%, 58.6%, 0%, 36.5%)
CIE-LAB	lab(32.42, 25.68, -53.60)
CIE-LCH	lch(32.42, 59.43, 295.60°)
OKLab	oklab(42.74% 0.001 -0.1544)
OKLCH	oklch(42.74% 0.154 270.4)
XYZ	xyz(9.7931, 7.2750, 35.0635)
Luminance	0.0728 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3143A2 #A29031

analogous

#317CA2 #3143A2 #5731A2

triadic

#3143A2 #A23143 #43A231

tetradic

#3143A2 #A2317C #A29031 #31A257

square

#3143A2 #A2317C #A29031 #31A257

split-complementary

#3143A2 #A25731 #7CA231

monochromatic

#151C44 #233073 #3143A2 #485DC8 #7786D6

Accessibility & contrast

On white

8.55

#3143A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#3143A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3143A2

8.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3143A2	#FFFFFF	#000000	##FFFFFF
##3143A2	1.00	8.55	2.46	8.55
#FFFFFF	8.55	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052A5

Deuteranopia (green-blind)

#0047A0

Tritanopia (blue-blind)

#005A6C

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3143a2;
/* rgb */ color: rgb(49, 67, 162);
/* oklch */ color: oklch(42.7% 0.154 270.4);

Tailwind

colors: {
  custom: {
    50: '#7876be',
    500: '#3143a2',
    950: '#000000',
  },
}

SCSS

$custom: #3143a2;
$custom-light: #7876be;
$custom-dark: #000000;

JSON

{
  "hex": "#3143a2",
  "rgb": {
    "r": 49,
    "g": 67,
    "b": 162
  },
  "hsl": {
    "h": 230.442,
    "s": 53.555,
    "l": 41.373
  },
  "oklch": {
    "l": 0.42735,
    "c": 0.15442,
    "h": 270.4
  },
  "luminance": 0.07276
}

Semantic roles & 50–950 ramp

primary

#3143A2

secondary

#BEB271

accent

#C64BDD

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3143A2

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

Preview Lab → · Contrast checker → · Palette generator →