#3251BF#3251BF

#3251BF is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.9% C 0.176 H 267.3°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#3251BF
RGB	rgb(50, 81, 191)
HSL	hsl(227, 59%, 47%)
HSV	hsv(227, 74%, 75%)
CMYK	cmyk(73.8%, 57.6%, 0%, 25.1%)
CIE-LAB	lab(38.42, 27.34, -61.05)
CIE-LCH	lch(38.42, 66.89, 294.13°)
OKLab	oklab(47.94% -0.0082 -0.1761)
OKLCH	oklch(47.94% 0.176 267.3)
XYZ	xyz(13.6585, 10.3231, 50.5528)
Luminance	0.1032 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3251BF #BFA032

analogous

#3297BF #3251BF #5A32BF

triadic

#3251BF #BF3251 #51BF32

tetradic

#3251BF #BF3297 #BFA032 #32BF5A

square

#3251BF #BF3297 #BFA032 #32BF5A

split-complementary

#3251BF #BF5A32 #97BF32

monochromatic

#19285E #253C8E #3251BF #5A75D4 #8B9EE1

Accessibility & contrast

On white

6.85

#3251BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#3251BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3251BF

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3251BF	#FFFFFF	#000000	##FFFFFF
##3251BF	1.00	6.85	3.07	6.85
#FFFFFF	6.85	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061C3

Deuteranopia (green-blind)

#0054BD

Tritanopia (blue-blind)

#006C80

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3251bf;
/* rgb */ color: rgb(50, 81, 191);
/* oklch */ color: oklch(47.9% 0.176 267.3);

Tailwind

colors: {
  custom: {
    50: '#7e81d3',
    500: '#3251bf',
    950: '#000000',
  },
}

SCSS

$custom: #3251bf;
$custom-light: #7e81d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3251bf",
  "rgb": {
    "r": 50,
    "g": 81,
    "b": 191
  },
  "hsl": {
    "h": 226.809,
    "s": 58.506,
    "l": 47.255
  },
  "oklch": {
    "l": 0.47937,
    "c": 0.1763,
    "h": 267.3
  },
  "luminance": 0.10325
}

Semantic roles & 50–950 ramp

primary

#3251BF

secondary

#CBBB82

accent

#BF46E2

background

#F8F7FD

surface

#EFEEFA

border

#CAC9D3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #3251BF

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

Preview Lab → · Contrast checker → · Palette generator →