#3B80F2#3B80F2

#3B80F2 is a mid, vivid blue. Relative luminance 0.228; OKLCH L 61.6% C 0.185 H 260.0°. Best body text is #000000 at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#3B80F2
RGB	rgb(59, 128, 242)
HSL	hsl(217, 88%, 59%)
HSV	hsv(217, 76%, 95%)
CMYK	cmyk(75.6%, 47.1%, 0%, 5.1%)
CIE-LAB	lab(54.84, 17.32, -63.47)
CIE-LCH	lch(54.84, 65.79, 285.26°)
OKLab	oklab(61.62% -0.0323 -0.1823)
OKLCH	oklch(61.62% 0.185 260)
XYZ	xyz(25.5440, 22.7760, 87.0371)
Luminance	0.2278 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B80F2 #F2AD3B

analogous

#3BDCF2 #3B80F2 #523BF2

triadic

#3B80F2 #F23B80 #80F23B

tetradic

#3B80F2 #F23BDC #F2AD3B #3BF252

square

#3B80F2 #F23BDC #F2AD3B #3BF252

split-complementary

#3B80F2 #F2523B #DCF23B

monochromatic

#0B46A7 #0F5EE1 #3B80F2 #74A5F6 #AECAFA

Accessibility & contrast

On white

3.78

#3B80F2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.56

#3B80F2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B80F2

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B80F2	#FFFFFF	#000000	##000000
##3B80F2	1.00	3.78	5.56	5.56
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.56	21.00	1.00	1.00
##000000	5.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#408CF6

Deuteranopia (green-blind)

#007BF0

Tritanopia (blue-blind)

#009BAD

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #3b80f2;
/* rgb */ color: rgb(59, 128, 242);
/* oklch */ color: oklch(61.6% 0.185 260.0);

Tailwind

colors: {
  custom: {
    50: '#89a4f7',
    500: '#3b80f2',
    950: '#000000',
  },
}

SCSS

$custom: #3b80f2;
$custom-light: #89a4f7;
$custom-dark: #000000;

JSON

{
  "hex": "#3b80f2",
  "rgb": {
    "r": 59,
    "g": 128,
    "b": 242
  },
  "hsl": {
    "h": 217.377,
    "s": 87.56,
    "l": 59.02
  },
  "oklch": {
    "l": 0.61622,
    "c": 0.18514,
    "h": 260
  },
  "luminance": 0.22779
}

Semantic roles & 50–950 ramp

primary

#3B80F2

secondary

#E8CDA0

accent

#AE2AFE

background

#F9FAFF

surface

#F2F3FF

border

#CCCDD7

text

#0D0F17

muted

#7E7F85

Preview Lab

Preview with #3B80F2

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

Preview Lab → · Contrast checker → · Palette generator →