#619BF3#619BF3

#619BF3 is a light, vivid blue. Relative luminance 0.325; OKLCH L 68.9% C 0.144 H 258.5°. Best body text is #000000 at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#619BF3
RGB	rgb(97, 155, 243)
HSL	hsl(216, 86%, 67%)
HSV	hsv(216, 60%, 95%)
CMYK	cmyk(60.1%, 36.2%, 0%, 4.7%)
CIE-LAB	lab(63.71, 7.19, -49.78)
CIE-LCH	lch(63.71, 50.29, 278.22°)
OKLab	oklab(68.91% -0.0287 -0.1411)
OKLCH	oklch(68.91% 0.144 258.5)
XYZ	xyz(32.8231, 32.4522, 89.3108)
Luminance	0.3246 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#619BF3 #F3B961

analogous

#61E4F3 #619BF3 #7061F3

triadic

#619BF3 #F3619B #9BF361

tetradic

#619BF3 #F361E4 #F3B961 #61F370

square

#619BF3 #F361E4 #F3B961 #61F370

split-complementary

#619BF3 #F37061 #E4F361

monochromatic

#0F5ACA #2877EF #619BF3 #9ABFF7 #D3E3FC

Accessibility & contrast

On white

2.80

#619BF3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.49

#619BF3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #619BF3

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##619BF3	#FFFFFF	#000000	##000000
##619BF3	1.00	2.80	7.49	7.49
#FFFFFF	2.80	1.00	21.00	21.00
#000000	7.49	21.00	1.00	1.00
##000000	7.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#76A2F7

Deuteranopia (green-blind)

#6294F1

Tritanopia (blue-blind)

#00AFBB

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #619bf3;
/* rgb */ color: rgb(97, 155, 243);
/* oklch */ color: oklch(68.9% 0.144 258.5);

Tailwind

colors: {
  custom: {
    50: '#99b8f7',
    500: '#619bf3',
    950: '#000000',
  },
}

SCSS

$custom: #619bf3;
$custom-light: #99b8f7;
$custom-dark: #000000;

JSON

{
  "hex": "#619bf3",
  "rgb": {
    "r": 97,
    "g": 155,
    "b": 243
  },
  "hsl": {
    "h": 216.164,
    "s": 85.882,
    "l": 66.667
  },
  "oklch": {
    "l": 0.68911,
    "c": 0.14402,
    "h": 258.5
  },
  "luminance": 0.32455
}

Semantic roles & 50–950 ramp

primary

#619BF3

secondary

#EFDDC0

accent

#8A03E2

background

#FAFBFF

surface

#F3F6FF

border

#CDD0D7

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #619BF3

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

Preview Lab → · Contrast checker → · Palette generator →