#3B7DF2#3B7DF2

#3B7DF2 is a mid, vivid blue. Relative luminance 0.220; OKLCH L 61.0% C 0.189 H 260.9°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#3B7DF2
RGB	rgb(59, 125, 242)
HSL	hsl(218, 88%, 59%)
HSV	hsv(218, 76%, 95%)
CMYK	cmyk(75.6%, 48.3%, 0%, 5.1%)
CIE-LAB	lab(54.03, 19.17, -64.78)
CIE-LCH	lch(54.03, 67.56, 286.49°)
OKLab	oklab(61% -0.03 -0.1862)
OKLCH	oklch(61% 0.189 260.9)
XYZ	xyz(25.1585, 22.0050, 86.9086)
Luminance	0.2201 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B7DF2 #F2B03B

analogous

#3BD8F2 #3B7DF2 #553BF2

triadic

#3B7DF2 #F23B7D #7DF23B

tetradic

#3B7DF2 #F23BD8 #F2B03B #3BF255

square

#3B7DF2 #F23BD8 #F2B03B #3BF255

split-complementary

#3B7DF2 #F2553B #D8F23B

monochromatic

#0B44A7 #0F5BE1 #3B7DF2 #74A3F6 #AEC9FA

Accessibility & contrast

On white

3.89

#3B7DF2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#3B7DF2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B7DF2

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B7DF2	#FFFFFF	#000000	##000000
##3B7DF2	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#398AF6

Deuteranopia (green-blind)

#0079F0

Tritanopia (blue-blind)

#0099AC

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3b7df2;
/* rgb */ color: rgb(59, 125, 242);
/* oklch */ color: oklch(61.0% 0.189 260.9);

Tailwind

colors: {
  custom: {
    50: '#89a1f7',
    500: '#3b7df2',
    950: '#000000',
  },
}

SCSS

$custom: #3b7df2;
$custom-light: #89a1f7;
$custom-dark: #000000;

JSON

{
  "hex": "#3b7df2",
  "rgb": {
    "r": 59,
    "g": 125,
    "b": 242
  },
  "hsl": {
    "h": 218.361,
    "s": 87.56,
    "l": 59.02
  },
  "oklch": {
    "l": 0.61002,
    "c": 0.18859,
    "h": 260.9
  },
  "luminance": 0.22008
}

Semantic roles & 50–950 ramp

primary

#3B7DF2

secondary

#E8CEA0

accent

#B12AFE

background

#F9F9FF

surface

#F2F2FF

border

#CCCCD7

text

#0D0E17

muted

#7E7E85

Preview Lab

Preview with #3B7DF2

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

Preview Lab → · Contrast checker → · Palette generator →