#619CF3#619CF3

#619CF3 is a light, vivid blue. Relative luminance 0.328; OKLCH L 69.1% C 0.143 H 258.0°. Best body text is #000000 at 7.56:1 contrast (WCAG AA passes).

Color values

HEX	#619CF3
RGB	rgb(97, 156, 243)
HSL	hsl(216, 86%, 67%)
HSV	hsv(216, 60%, 95%)
CMYK	cmyk(60.1%, 35.8%, 0%, 4.7%)
CIE-LAB	lab(63.99, 6.61, -49.35)
CIE-LCH	lch(63.99, 49.79, 277.63°)
OKLab	oklab(69.12% -0.0297 -0.1399)
OKLCH	oklch(69.12% 0.143 258)
XYZ	xyz(32.9902, 32.7864, 89.3665)
Luminance	0.3279 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#619CF3 #F3B861

analogous

#61E5F3 #619CF3 #6F61F3

triadic

#619CF3 #F3619C #9CF361

tetradic

#619CF3 #F361E5 #F3B861 #61F36F

square

#619CF3 #F361E5 #F3B861 #61F36F

split-complementary

#619CF3 #F36F61 #E5F361

monochromatic

#0F5BCA #2878EF #619CF3 #9AC0F7 #D3E3FC

Accessibility & contrast

On white

2.78

#619CF3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.56

#619CF3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #619CF3

7.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##619CF3	#FFFFFF	#000000	##000000
##619CF3	1.00	2.78	7.56	7.56
#FFFFFF	2.78	1.00	21.00	21.00
#000000	7.56	21.00	1.00	1.00
##000000	7.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#77A3F7

Deuteranopia (green-blind)

#6395F1

Tritanopia (blue-blind)

#00B0BC

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #619cf3;
/* rgb */ color: rgb(97, 156, 243);
/* oklch */ color: oklch(69.1% 0.143 258.0);

Tailwind

colors: {
  custom: {
    50: '#99b8f7',
    500: '#619cf3',
    950: '#000000',
  },
}

SCSS

$custom: #619cf3;
$custom-light: #99b8f7;
$custom-dark: #000000;

JSON

{
  "hex": "#619cf3",
  "rgb": {
    "r": 97,
    "g": 156,
    "b": 243
  },
  "hsl": {
    "h": 215.753,
    "s": 85.882,
    "l": 66.667
  },
  "oklch": {
    "l": 0.69124,
    "c": 0.14299,
    "h": 258
  },
  "luminance": 0.32789
}

Semantic roles & 50–950 ramp

primary

#619CF3

secondary

#EFDCC0

accent

#8803E2

background

#FAFBFF

surface

#F3F6FF

border

#CDD0D7

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #619CF3

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

Preview Lab → · Contrast checker → · Palette generator →