#3B7CF2#3B7CF2

#3B7CF2 is a mid, vivid blue. Relative luminance 0.218; OKLCH L 60.8% C 0.190 H 261.1°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#3B7CF2
RGB	rgb(59, 124, 242)
HSL	hsl(219, 88%, 59%)
HSV	hsv(219, 76%, 95%)
CMYK	cmyk(75.6%, 48.8%, 0%, 5.1%)
CIE-LAB	lab(53.76, 19.79, -65.21)
CIE-LCH	lch(53.76, 68.15, 286.88°)
OKLab	oklab(60.8% -0.0292 -0.1875)
OKLCH	oklch(60.8% 0.19 261.1)
XYZ	xyz(25.0325, 21.7531, 86.8666)
Luminance	0.2176 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B7CF2 #F2B13B

analogous

#3BD7F2 #3B7CF2 #563BF2

triadic

#3B7CF2 #F23B7C #7CF23B

tetradic

#3B7CF2 #F23BD7 #F2B13B #3BF256

square

#3B7CF2 #F23BD7 #F2B13B #3BF256

split-complementary

#3B7CF2 #F2563B #D7F23B

monochromatic

#0B43A7 #0F59E1 #3B7CF2 #74A2F6 #AEC9FA

Accessibility & contrast

On white

3.92

#3B7CF2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#3B7CF2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B7CF2

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B7CF2	#FFFFFF	#000000	##000000
##3B7CF2	1.00	3.92	5.35	5.35
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3689F6

Deuteranopia (green-blind)

#0079F0

Tritanopia (blue-blind)

#0098AB

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3b7cf2;
/* rgb */ color: rgb(59, 124, 242);
/* oklch */ color: oklch(60.8% 0.190 261.1);

Tailwind

colors: {
  custom: {
    50: '#8aa1f7',
    500: '#3b7cf2',
    950: '#000000',
  },
}

SCSS

$custom: #3b7cf2;
$custom-light: #8aa1f7;
$custom-dark: #000000;

JSON

{
  "hex": "#3b7cf2",
  "rgb": {
    "r": 59,
    "g": 124,
    "b": 242
  },
  "hsl": {
    "h": 218.689,
    "s": 87.56,
    "l": 59.02
  },
  "oklch": {
    "l": 0.60796,
    "c": 0.18974,
    "h": 261.1
  },
  "luminance": 0.21756
}

Semantic roles & 50–950 ramp

primary

#3B7CF2

secondary

#E8CFA0

accent

#B32AFE

background

#F9F9FF

surface

#F2F2FF

border

#CCCCD7

text

#0D0E17

muted

#7E7E85

Preview Lab

Preview with #3B7CF2

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

Preview Lab → · Contrast checker → · Palette generator →