#619BF4#619BF4

#619BF4 is a light, vivid blue. Relative luminance 0.325; OKLCH L 69.0% C 0.145 H 258.7°. Best body text is #000000 at 7.50:1 contrast (WCAG AA passes).

Color values

HEX	#619BF4
RGB	rgb(97, 155, 244)
HSL	hsl(216, 87%, 67%)
HSV	hsv(216, 60%, 96%)
CMYK	cmyk(60.2%, 36.5%, 0%, 4.3%)
CIE-LAB	lab(63.76, 7.52, -50.25)
CIE-LCH	lch(63.76, 50.81, 278.51°)
OKLab	oklab(68.97% -0.0285 -0.1425)
OKLCH	oklch(68.97% 0.145 258.7)
XYZ	xyz(32.9745, 32.5128, 90.1083)
Luminance	0.3252 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#619BF4 #F4BA61

analogous

#61E4F4 #619BF4 #7161F4

triadic

#619BF4 #F4619B #9BF461

tetradic

#619BF4 #F461E4 #F4BA61 #61F471

square

#619BF4 #F461E4 #F4BA61 #61F471

split-complementary

#619BF4 #F47161 #E4F461

monochromatic

#0E59CC #2877F0 #619BF4 #9ABFF8 #D3E3FC

Accessibility & contrast

On white

2.80

#619BF4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.50

#619BF4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #619BF4

7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##619BF4	#FFFFFF	#000000	##000000
##619BF4	1.00	2.80	7.50	7.50
#FFFFFF	2.80	1.00	21.00	21.00
#000000	7.50	21.00	1.00	1.00
##000000	7.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#75A2F8

Deuteranopia (green-blind)

#6194F2

Tritanopia (blue-blind)

#00AFBC

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #619bf4;
/* rgb */ color: rgb(97, 155, 244);
/* oklch */ color: oklch(69.0% 0.145 258.7);

Tailwind

colors: {
  custom: {
    50: '#99b8f8',
    500: '#619bf4',
    950: '#000000',
  },
}

SCSS

$custom: #619bf4;
$custom-light: #99b8f8;
$custom-dark: #000000;

JSON

{
  "hex": "#619bf4",
  "rgb": {
    "r": 97,
    "g": 155,
    "b": 244
  },
  "hsl": {
    "h": 216.327,
    "s": 86.982,
    "l": 66.863
  },
  "oklch": {
    "l": 0.68966,
    "c": 0.14533,
    "h": 258.7
  },
  "luminance": 0.32516
}

Semantic roles & 50–950 ramp

primary

#619BF4

secondary

#F0DDC1

accent

#8B02E4

background

#FAFBFF

surface

#F3F6FF

border

#CDD0D7

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #619BF4

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

Preview Lab → · Contrast checker → · Palette generator →