#6597EC#6597EC

#6597EC is a light, vivid blue. Relative luminance 0.310; OKLCH L 67.9% C 0.137 H 260.5°. Best body text is #000000 at 7.19:1 contrast (WCAG AA passes).

Color values

HEX	#6597EC
RGB	rgb(101, 151, 236)
HSL	hsl(218, 78%, 66%)
HSV	hsv(218, 57%, 93%)
CMYK	cmyk(57.2%, 36%, 0%, 7.5%)
CIE-LAB	lab(62.47, 8.04, -47.89)
CIE-LCH	lch(62.47, 48.56, 279.53°)
OKLab	oklab(67.88% -0.0228 -0.1356)
OKLCH	oklch(67.88% 0.137 260.5)
XYZ	xyz(31.5685, 30.9534, 83.6516)
Luminance	0.3096 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6597EC #ECBA65

analogous

#65DAEC #6597EC #7665EC

triadic

#6597EC #EC6597 #97EC65

tetradic

#6597EC #EC65DA #ECBA65 #65EC76

square

#6597EC #EC65DA #ECBA65 #65EC76

split-complementary

#6597EC #EC7665 #DAEC65

monochromatic

#1856BF #2F72E5 #6597EC #9BBCF3 #D2E1F9

Accessibility & contrast

On white

2.92

#6597EC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.19

#6597EC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #6597EC

7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6597EC	#FFFFFF	#000000	##000000
##6597EC	1.00	2.92	7.19	7.19
#FFFFFF	2.92	1.00	21.00	21.00
#000000	7.19	21.00	1.00	1.00
##000000	7.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#749EEF

Deuteranopia (green-blind)

#6291EA

Tritanopia (blue-blind)

#00AAB6

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #6597ec;
/* rgb */ color: rgb(101, 151, 236);
/* oklch */ color: oklch(67.9% 0.137 260.5);

Tailwind

colors: {
  custom: {
    50: '#9ab5f2',
    500: '#6597ec',
    950: '#000000',
  },
}

SCSS

$custom: #6597ec;
$custom-light: #9ab5f2;
$custom-dark: #000000;

JSON

{
  "hex": "#6597ec",
  "rgb": {
    "r": 101,
    "g": 151,
    "b": 236
  },
  "hsl": {
    "h": 217.778,
    "s": 78.035,
    "l": 66.078
  },
  "oklch": {
    "l": 0.6788,
    "c": 0.13748,
    "h": 260.5
  },
  "luminance": 0.30956
}

Semantic roles & 50–950 ramp

primary

#6597EC

secondary

#EDDCC0

accent

#8E0BDA

background

#FAFBFE

surface

#F3F6FD

border

#CDD0D5

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #6597EC

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

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