#3B30B7#3B30B7

#3B30B7 is a dark, highly saturated blue. Relative luminance 0.065; OKLCH L 42.1% C 0.201 H 276.9°. Best body text is #FFFFFF at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#3B30B7
RGB	rgb(59, 48, 183)
HSL	hsl(245, 58%, 45%)
HSV	hsv(245, 74%, 72%)
CMYK	cmyk(67.8%, 73.8%, 0%, 28.2%)
CIE-LAB	lab(30.55, 45.98, -69.20)
CIE-LCH	lch(30.55, 83.08, 303.60°)
OKLab	oklab(42.11% 0.0243 -0.1999)
OKLCH	oklch(42.11% 0.201 276.9)
XYZ	xyz(11.4050, 6.4616, 45.4367)
Luminance	0.0646 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Sapphire (survey)

#2138AB

ΔE00 4.38

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B30B7 #ACB730

analogous

#3068B7 #3B30B7 #7F30B7

triadic

#3B30B7 #B73B30 #30B73B

tetradic

#3B30B7 #B73068 #ACB730 #30B77F

square

#3B30B7 #B73068 #ACB730 #30B77F

split-complementary

#3B30B7 #B77F30 #68B730

monochromatic

#1C1756 #2B2387 #3B30B7 #5D52D2 #8A83DE

Accessibility & contrast

On white

9.16

#3B30B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#3B30B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B30B7

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B30B7	#FFFFFF	#000000	##FFFFFF
##3B30B7	1.00	9.16	2.29	9.16
#FFFFFF	9.16	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EBB

Deuteranopia (green-blind)

#0042B5

Tritanopia (blue-blind)

#005671

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3b30b7;
/* rgb */ color: rgb(59, 48, 183);
/* oklch */ color: oklch(42.1% 0.201 276.9);

Tailwind

colors: {
  custom: {
    50: '#826ace',
    500: '#3b30b7',
    950: '#000000',
  },
}

SCSS

$custom: #3b30b7;
$custom-light: #826ace;
$custom-dark: #000000;

JSON

{
  "hex": "#3b30b7",
  "rgb": {
    "r": 59,
    "g": 48,
    "b": 183
  },
  "hsl": {
    "h": 244.889,
    "s": 58.442,
    "l": 45.294
  },
  "oklch": {
    "l": 0.42113,
    "c": 0.20141,
    "h": 276.9
  },
  "luminance": 0.06463
}

Semantic roles & 50–950 ramp

primary

#3B30B7

secondary

#C1C87B

accent

#E246D5

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3B30B7

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

Preview Lab → · Contrast checker → · Palette generator →