#3825B3#3825B3

#3825B3 is a dark, highly saturated blue. Relative luminance 0.054; OKLCH L 40.1% C 0.208 H 277.5°. Best body text is #FFFFFF at 10.08:1 contrast (WCAG AA passes).

Color values

HEX	#3825B3
RGB	rgb(56, 37, 179)
HSL	hsl(248, 66%, 42%)
HSV	hsv(248, 79%, 70%)
CMYK	cmyk(68.7%, 79.3%, 0%, 29.8%)
CIE-LAB	lab(27.89, 50.16, -71.21)
CIE-LCH	lch(27.89, 87.10, 305.16°)
OKLab	oklab(40.06% 0.0271 -0.2058)
OKLCH	oklch(40.06% 0.208 277.5)
XYZ	xyz(10.4265, 5.4176, 43.1353)
Luminance	0.0542 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3825B3 #A0B325

analogous

#2559B3 #3825B3 #7F25B3

triadic

#3825B3 #B33825 #25B338

tetradic

#3825B3 #B32559 #A0B325 #25B37F

square

#3825B3 #B32559 #A0B325 #25B37F

split-complementary

#3825B3 #B37F25 #59B325

monochromatic

#18104E #281B80 #3825B3 #533ED7 #8071E2

Accessibility & contrast

On white

10.08

#3825B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#3825B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3825B3

10.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3825B3	#FFFFFF	#000000	##FFFFFF
##3825B3	1.00	10.08	2.08	10.08
#FFFFFF	10.08	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B7

Deuteranopia (green-blind)

#003CB1

Tritanopia (blue-blind)

#00506C

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #3825b3;
/* rgb */ color: rgb(56, 37, 179);
/* oklch */ color: oklch(40.1% 0.208 277.5);

Tailwind

colors: {
  custom: {
    50: '#8164cb',
    500: '#3825b3',
    950: '#000000',
  },
}

SCSS

$custom: #3825b3;
$custom-light: #8164cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3825b3",
  "rgb": {
    "r": 56,
    "g": 37,
    "b": 179
  },
  "hsl": {
    "h": 248.028,
    "s": 65.741,
    "l": 42.353
  },
  "oklch": {
    "l": 0.40064,
    "c": 0.20753,
    "h": 277.5
  },
  "luminance": 0.05419
}

Semantic roles & 50–950 ramp

primary

#3825B3

secondary

#BCC86B

accent

#E93FD2

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3825B3

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

Preview Lab → · Contrast checker → · Palette generator →