#6370CA#6370CA

#6370CA is a mid, vivid blue. Relative luminance 0.185; OKLCH L 57.7% C 0.138 H 275.0°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#6370CA
RGB	rgb(99, 112, 202)
HSL	hsl(232, 49%, 59%)
HSV	hsv(232, 51%, 79%)
CMYK	cmyk(51%, 44.6%, 0%, 20.8%)
CIE-LAB	lab(50.10, 20.19, -48.44)
CIE-LCH	lch(50.10, 52.47, 292.63°)
OKLab	oklab(57.75% 0.0121 -0.1376)
OKLCH	oklch(57.75% 0.138 275)
XYZ	xyz(21.5971, 18.5039, 58.2992)
Luminance	0.1850 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6370CA #CABD63

analogous

#63A4CA #6370CA #8A63CA

triadic

#6370CA #CA6370 #70CA63

tetradic

#6370CA #CA63A4 #CABD63 #63CA8A

square

#6370CA #CA63A4 #CABD63 #63CA8A

split-complementary

#6370CA #CA8A63 #A4CA63

monochromatic

#2D3885 #3D4CB3 #6370CA #919ADA #BEC4E9

Accessibility & contrast

On white

4.47

#6370CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#6370CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6370CA

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6370CA	#FFFFFF	#000000	##000000
##6370CA	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A7CCD

Deuteranopia (green-blind)

#4073C8

Tritanopia (blue-blind)

#378393

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #6370ca;
/* rgb */ color: rgb(99, 112, 202);
/* oklch */ color: oklch(57.7% 0.138 275.0);

Tailwind

colors: {
  custom: {
    50: '#9698da',
    500: '#6370ca',
    950: '#000000',
  },
}

SCSS

$custom: #6370ca;
$custom-light: #9698da;
$custom-dark: #000000;

JSON

{
  "hex": "#6370ca",
  "rgb": {
    "r": 99,
    "g": 112,
    "b": 202
  },
  "hsl": {
    "h": 232.427,
    "s": 49.282,
    "l": 59.02
  },
  "oklch": {
    "l": 0.57746,
    "c": 0.1381,
    "h": 275
  },
  "luminance": 0.18505
}

Semantic roles & 50–950 ramp

primary

#6370CA

secondary

#D9D4B0

accent

#C74FD9

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #6370CA

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

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