#3B7DFD#3B7DFD

#3B7DFD is a mid, highly saturated blue. Relative luminance 0.227; OKLCH L 61.8% C 0.203 H 261.9°. Best body text is #000000 at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#3B7DFD
RGB	rgb(59, 125, 253)
HSL	hsl(220, 98%, 61%)
HSV	hsv(220, 77%, 99%)
CMYK	cmyk(76.7%, 50.6%, 0%, 0.8%)
CIE-LAB	lab(54.75, 23.17, -69.72)
CIE-LCH	lch(54.75, 73.47, 288.39°)
OKLab	oklab(61.78% -0.0286 -0.2007)
OKLCH	oklch(61.78% 0.203 261.9)
XYZ	xyz(26.8605, 22.6858, 95.8726)
Luminance	0.2269 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B7DFD #FDBB3B

analogous

#3BDEFD #3B7DFD #5A3BFD

triadic

#3B7DFD #FD3B7D #7DFD3B

tetradic

#3B7DFD #FD3BDE #FDBB3B #3BFD5A

square

#3B7DFD #FD3BDE #FDBB3B #3BFD5A

split-complementary

#3B7DFD #FD5A3B #DEFD3B

monochromatic

#0241BC #0356F8 #3B7DFD #78A5FE #B4CDFE

Accessibility & contrast

On white

3.79

#3B7DFD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.54

#3B7DFD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B7DFD

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B7DFD	#FFFFFF	#000000	##000000
##3B7DFD	1.00	3.79	5.54	5.54
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.54	21.00	1.00	1.00
##000000	5.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#288CFF

Deuteranopia (green-blind)

#007BFA

Tritanopia (blue-blind)

#009CB1

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #3b7dfd;
/* rgb */ color: rgb(59, 125, 253);
/* oklch */ color: oklch(61.8% 0.203 261.9);

Tailwind

colors: {
  custom: {
    50: '#8ca1ff',
    500: '#3b7dfd',
    950: '#000000',
  },
}

SCSS

$custom: #3b7dfd;
$custom-light: #8ca1ff;
$custom-dark: #000000;

JSON

{
  "hex": "#3b7dfd",
  "rgb": {
    "r": 59,
    "g": 125,
    "b": 253
  },
  "hsl": {
    "h": 219.588,
    "s": 97.98,
    "l": 61.176
  },
  "oklch": {
    "l": 0.61776,
    "c": 0.20275,
    "h": 261.9
  },
  "luminance": 0.22689
}

Semantic roles & 50–950 ramp

primary

#3B7DFD

secondary

#EED6A5

accent

#9700E6

background

#F9F9FF

surface

#F2F2FF

border

#CCCCD7

text

#0E0E18

muted

#7E7E86

Preview Lab

Preview with #3B7DFD

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

Preview Lab → · Contrast checker → · Palette generator →