#618DF9#618DF9

#618DF9 is a light, vivid blue. Relative luminance 0.284; OKLCH L 66.4% C 0.168 H 265.4°. Best body text is #000000 at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#618DF9
RGB	rgb(97, 141, 249)
HSL	hsl(223, 93%, 68%)
HSV	hsv(223, 61%, 98%)
CMYK	cmyk(61%, 43.4%, 0%, 2.4%)
CIE-LAB	lab(60.27, 17.42, -58.55)
CIE-LCH	lch(60.27, 61.08, 286.57°)
OKLab	oklab(66.35% -0.0134 -0.167)
OKLCH	oklch(66.35% 0.168 265.4)
XYZ	xyz(31.5476, 28.4279, 93.4288)
Luminance	0.2843 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#618DF9 #F9CD61

analogous

#61D9F9 #618DF9 #8161F9

triadic

#618DF9 #F9618D #8DF961

tetradic

#618DF9 #F961D9 #F9CD61 #61F981

square

#618DF9 #F961D9 #F9CD61 #61F981

split-complementary

#618DF9 #F98161 #D9F961

monochromatic

#0844D7 #2662F7 #618DF9 #9CB8FB #D7E2FD

Accessibility & contrast

On white

3.14

#618DF9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.69

#618DF9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618DF9

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##618DF9	#FFFFFF	#000000	##000000
##618DF9	1.00	3.14	6.69	6.69
#FFFFFF	3.14	1.00	21.00	21.00
#000000	6.69	21.00	1.00	1.00
##000000	6.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B99FD

Deuteranopia (green-blind)

#448BF7

Tritanopia (blue-blind)

#00A5B7

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #618df9;
/* rgb */ color: rgb(97, 141, 249);
/* oklch */ color: oklch(66.4% 0.168 265.4);

Tailwind

colors: {
  custom: {
    50: '#9aadfc',
    500: '#618df9',
    950: '#000000',
  },
}

SCSS

$custom: #618df9;
$custom-light: #9aadfc;
$custom-dark: #000000;

JSON

{
  "hex": "#618df9",
  "rgb": {
    "r": 97,
    "g": 141,
    "b": 249
  },
  "hsl": {
    "h": 222.632,
    "s": 92.683,
    "l": 67.843
  },
  "oklch": {
    "l": 0.66353,
    "c": 0.16753,
    "h": 265.4
  },
  "luminance": 0.28431
}

Semantic roles & 50–950 ramp

primary

#618DF9

secondary

#F2E5C3

accent

#A300E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #618DF9

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

Preview Lab → · Contrast checker → · Palette generator →