#3B7EF2#3B7EF2

#3B7EF2 is a mid, vivid blue. Relative luminance 0.223; OKLCH L 61.2% C 0.187 H 260.6°. Best body text is #000000 at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#3B7EF2
RGB	rgb(59, 126, 242)
HSL	hsl(218, 88%, 59%)
HSV	hsv(218, 76%, 95%)
CMYK	cmyk(75.6%, 47.9%, 0%, 5.1%)
CIE-LAB	lab(54.30, 18.55, -64.34)
CIE-LCH	lch(54.30, 66.97, 286.08°)
OKLab	oklab(61.21% -0.0307 -0.1849)
OKLCH	oklch(61.21% 0.187 260.6)
XYZ	xyz(25.2857, 22.2594, 86.9510)
Luminance	0.2226 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B7EF2 #F2AF3B

analogous

#3BD9F2 #3B7EF2 #543BF2

triadic

#3B7EF2 #F23B7E #7EF23B

tetradic

#3B7EF2 #F23BD9 #F2AF3B #3BF254

square

#3B7EF2 #F23BD9 #F2AF3B #3BF254

split-complementary

#3B7EF2 #F2543B #D9F23B

monochromatic

#0B44A7 #0F5CE1 #3B7EF2 #74A4F6 #AECAFA

Accessibility & contrast

On white

3.85

#3B7EF2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.45

#3B7EF2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B7EF2

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B7EF2	#FFFFFF	#000000	##000000
##3B7EF2	1.00	3.85	5.45	5.45
#FFFFFF	3.85	1.00	21.00	21.00
#000000	5.45	21.00	1.00	1.00
##000000	5.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B8BF6

Deuteranopia (green-blind)

#007AF0

Tritanopia (blue-blind)

#009AAC

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #3b7ef2;
/* rgb */ color: rgb(59, 126, 242);
/* oklch */ color: oklch(61.2% 0.187 260.6);

Tailwind

colors: {
  custom: {
    50: '#89a2f7',
    500: '#3b7ef2',
    950: '#000000',
  },
}

SCSS

$custom: #3b7ef2;
$custom-light: #89a2f7;
$custom-dark: #000000;

JSON

{
  "hex": "#3b7ef2",
  "rgb": {
    "r": 59,
    "g": 126,
    "b": 242
  },
  "hsl": {
    "h": 218.033,
    "s": 87.56,
    "l": 59.02
  },
  "oklch": {
    "l": 0.61208,
    "c": 0.18744,
    "h": 260.6
  },
  "luminance": 0.22262
}

Semantic roles & 50–950 ramp

primary

#3B7EF2

secondary

#E8CEA0

accent

#B02AFE

background

#F9F9FF

surface

#F2F2FF

border

#CCCCD7

text

#0D0F17

muted

#7E7E85

Preview Lab

Preview with #3B7EF2

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

Preview Lab → · Contrast checker → · Palette generator →