#3D37C2#3D37C2

#3D37C2 is a dark, highly saturated blue. Relative luminance 0.076; OKLCH L 44.3% C 0.207 H 275.7°. Best body text is #FFFFFF at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#3D37C2
RGB	rgb(61, 55, 194)
HSL	hsl(243, 56%, 49%)
HSV	hsv(243, 72%, 76%)
CMYK	cmyk(68.6%, 71.6%, 0%, 23.9%)
CIE-LAB	lab(33.17, 45.82, -71.36)
CIE-LCH	lch(33.17, 84.80, 302.70°)
OKLab	oklab(44.34% 0.0207 -0.2062)
OKLCH	oklch(44.34% 0.207 275.7)
XYZ	xyz(13.0251, 7.6183, 51.8125)
Luminance	0.0762 (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

#3D37C2 #BCC237

analogous

#3777C2 #3D37C2 #8337C2

triadic

#3D37C2 #C23D37 #37C23D

tetradic

#3D37C2 #C23777 #BCC237 #37C283

square

#3D37C2 #C23777 #BCC237 #37C283

split-complementary

#3D37C2 #C28337 #77C237

monochromatic

#1F1C63 #2E2992 #3D37C2 #6863D3 #9693E0

Accessibility & contrast

On white

8.32

#3D37C2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#3D37C2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D37C2

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D37C2	#FFFFFF	#000000	##FFFFFF
##3D37C2	1.00	8.32	2.52	8.32
#FFFFFF	8.32	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054C6

Deuteranopia (green-blind)

#0048BF

Tritanopia (blue-blind)

#005E79

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3d37c2;
/* rgb */ color: rgb(61, 55, 194);
/* oklch */ color: oklch(44.3% 0.207 275.7);

Tailwind

colors: {
  custom: {
    50: '#856fd6',
    500: '#3d37c2',
    950: '#000000',
  },
}

SCSS

$custom: #3d37c2;
$custom-light: #856fd6;
$custom-dark: #000000;

JSON

{
  "hex": "#3d37c2",
  "rgb": {
    "r": 61,
    "g": 55,
    "b": 194
  },
  "hsl": {
    "h": 242.59,
    "s": 55.823,
    "l": 48.824
  },
  "oklch": {
    "l": 0.44343,
    "c": 0.20724,
    "h": 275.7
  },
  "luminance": 0.0762
}

Semantic roles & 50–950 ramp

primary

#3D37C2

secondary

#C9CB89

accent

#DF49D9

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3D37C2

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

Preview Lab → · Contrast checker → · Palette generator →