#6597FD#6597FD

#6597FD is a light, vivid blue. Relative luminance 0.320; OKLCH L 68.8% C 0.160 H 263.1°. Best body text is #000000 at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#6597FD
RGB	rgb(101, 151, 253)
HSL	hsl(220, 97%, 69%)
HSV	hsv(220, 60%, 99%)
CMYK	cmyk(60.1%, 40.3%, 0%, 0.8%)
CIE-LAB	lab(63.33, 13.53, -55.85)
CIE-LCH	lch(63.33, 57.46, 283.61°)
OKLab	oklab(68.83% -0.0191 -0.1589)
OKLCH	oklch(68.83% 0.16 263.1)
XYZ	xyz(34.1569, 31.9888, 97.2839)
Luminance	0.3199 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6597FD #FDCB65

analogous

#65E3FD #6597FD #7F65FD

triadic

#6597FD #FD6597 #97FD65

tetradic

#6597FD #FD65E3 #FDCB65 #65FD7F

square

#6597FD #FD65E3 #FDCB65 #65FD7F

split-complementary

#6597FD #FD7F65 #E3FD65

monochromatic

#034DE5 #296EFC #6597FD #A1C0FE #DEE9FF

Accessibility & contrast

On white

2.84

#6597FD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.40

#6597FD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #6597FD

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6597FD	#FFFFFF	#000000	##000000
##6597FD	1.00	2.84	7.40	7.40
#FFFFFF	2.84	1.00	21.00	21.00
#000000	7.40	21.00	1.00	1.00
##000000	7.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6AA1FF

Deuteranopia (green-blind)

#5593FB

Tritanopia (blue-blind)

#00AEBE

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #6597fd;
/* rgb */ color: rgb(101, 151, 253);
/* oklch */ color: oklch(68.8% 0.160 263.1);

Tailwind

colors: {
  custom: {
    50: '#9db5fe',
    500: '#6597fd',
    950: '#000000',
  },
}

SCSS

$custom: #6597fd;
$custom-light: #9db5fe;
$custom-dark: #000000;

JSON

{
  "hex": "#6597fd",
  "rgb": {
    "r": 101,
    "g": 151,
    "b": 253
  },
  "hsl": {
    "h": 220.263,
    "s": 97.436,
    "l": 69.412
  },
  "oklch": {
    "l": 0.68833,
    "c": 0.16003,
    "h": 263.1
  },
  "luminance": 0.31992
}

Semantic roles & 50–950 ramp

primary

#6597FD

secondary

#F5E6C9

accent

#9A00E6

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1118

muted

#7F8086

Preview Lab

Preview with #6597FD

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

Preview Lab → · Contrast checker → · Palette generator →