#3A347B#3A347B

#3A347B is a dark, moderate blue. Relative luminance 0.048; OKLCH L 37.3% C 0.117 H 283.0°. Best body text is #FFFFFF at 10.73:1 contrast (WCAG AA passes).

Color values

HEX	#3A347B
RGB	rgb(58, 52, 123)
HSL	hsl(245, 41%, 34%)
HSV	hsv(245, 58%, 48%)
CMYK	cmyk(52.8%, 57.7%, 0%, 51.8%)
CIE-LAB	lab(26.11, 23.44, -39.76)
CIE-LCH	lch(26.11, 46.16, 300.51°)
OKLab	oklab(37.26% 0.0262 -0.1136)
OKLCH	oklch(37.26% 0.117 283)
XYZ	xyz(6.5470, 4.7852, 19.3137)
Luminance	0.0479 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A347B #757B34

analogous

#34527B #3A347B #5E347B

triadic

#3A347B #7B3A34 #347B3A

tetradic

#3A347B #7B3452 #757B34 #347B5E

square

#3A347B #7B3452 #757B34 #347B5E

split-complementary

#3A347B #7B5E34 #527B34

monochromatic

#111025 #262250 #3A347B #4E46A6 #716AC0

Accessibility & contrast

On white

10.73

#3A347B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#3A347B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A347B

10.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A347B	#FFFFFF	#000000	##FFFFFF
##3A347B	1.00	10.73	1.96	10.73
#FFFFFF	10.73	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#07407D

Deuteranopia (green-blind)

#003B79

Tritanopia (blue-blind)

#214452

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #3a347b;
/* rgb */ color: rgb(58, 52, 123);
/* oklch */ color: oklch(37.3% 0.117 283.0);

Tailwind

colors: {
  custom: {
    50: '#766ba2',
    500: '#3a347b',
    950: '#000000',
  },
}

SCSS

$custom: #3a347b;
$custom-light: #766ba2;
$custom-dark: #000000;

JSON

{
  "hex": "#3a347b",
  "rgb": {
    "r": 58,
    "g": 52,
    "b": 123
  },
  "hsl": {
    "h": 245.07,
    "s": 40.571,
    "l": 34.314
  },
  "oklch": {
    "l": 0.37258,
    "c": 0.11662,
    "h": 283
  },
  "luminance": 0.04786
}

Semantic roles & 50–950 ramp

primary

#3A347B

secondary

#A2A863

accent

#D057C6

background

#F7F6FA

surface

#EDEBF3

border

#C8C6CD

text

#09060F

muted

#7B7A7F

Preview Lab

Preview with #3A347B

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

Preview Lab → · Contrast checker → · Palette generator →