#618FE3#618FE3

#618FE3 is a light, vivid blue. Relative luminance 0.277; OKLCH L 65.5% C 0.136 H 261.6°. Best body text is #000000 at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#618FE3
RGB	rgb(97, 143, 227)
HSL	hsl(219, 70%, 64%)
HSV	hsv(219, 57%, 89%)
CMYK	cmyk(57.3%, 37%, 0%, 11%)
CIE-LAB	lab(59.64, 9.05, -47.38)
CIE-LCH	lch(59.64, 48.24, 280.81°)
OKLab	oklab(65.49% -0.0198 -0.1342)
OKLCH	oklch(65.49% 0.136 261.6)
XYZ	xyz(28.6126, 27.7300, 76.5028)
Luminance	0.2773 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#618FE3 #E3B561

analogous

#61D0E3 #618FE3 #7461E3

triadic

#618FE3 #E3618F #8FE361

tetradic

#618FE3 #E361D0 #E3B561 #61E374

square

#618FE3 #E361D0 #E3B561 #61E374

split-complementary

#618FE3 #E37461 #D0E361

monochromatic

#1E50AB #2D6ADA #618FE3 #95B4EC #C9D9F5

Accessibility & contrast

On white

3.21

#618FE3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.55

#618FE3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618FE3

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##618FE3	#FFFFFF	#000000	##000000
##618FE3	1.00	3.21	6.55	6.55
#FFFFFF	3.21	1.00	21.00	21.00
#000000	6.55	21.00	1.00	1.00
##000000	6.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C96E6

Deuteranopia (green-blind)

#5B8AE1

Tritanopia (blue-blind)

#00A2AE

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #618fe3;
/* rgb */ color: rgb(97, 143, 227);
/* oklch */ color: oklch(65.5% 0.136 261.6);

Tailwind

colors: {
  custom: {
    50: '#97afec',
    500: '#618fe3',
    950: '#000000',
  },
}

SCSS

$custom: #618fe3;
$custom-light: #97afec;
$custom-dark: #000000;

JSON

{
  "hex": "#618fe3",
  "rgb": {
    "r": 97,
    "g": 143,
    "b": 227
  },
  "hsl": {
    "h": 218.769,
    "s": 69.892,
    "l": 63.529
  },
  "oklch": {
    "l": 0.65488,
    "c": 0.1357,
    "h": 261.6
  },
  "luminance": 0.27732
}

Semantic roles & 50–950 ramp

primary

#618FE3

secondary

#E7D7B9

accent

#8F14D2

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #618FE3

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

Preview Lab → · Contrast checker → · Palette generator →