#64A1F9#64A1F9

#64A1F9 is a light, vivid blue. Relative luminance 0.350; OKLCH L 70.6% C 0.144 H 257.6°. Best body text is #000000 at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#64A1F9
RGB	rgb(100, 161, 249)
HSL	hsl(215, 93%, 68%)
HSV	hsv(215, 60%, 98%)
CMYK	cmyk(59.8%, 35.3%, 0%, 2.4%)
CIE-LAB	lab(65.78, 6.22, -49.79)
CIE-LCH	lch(65.78, 50.18, 277.12°)
OKLab	oklab(70.65% -0.031 -0.1411)
OKLCH	oklch(70.65% 0.144 257.6)
XYZ	xyz(35.0932, 35.0355, 94.5173)
Luminance	0.3504 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64A1F9 #F9BC64

analogous

#64ECF9 #64A1F9 #7164F9

triadic

#64A1F9 #F964A1 #A1F964

tetradic

#64A1F9 #F964EC #F9BC64 #64F971

square

#64A1F9 #F964EC #F9BC64 #64F971

split-complementary

#64A1F9 #F97164 #ECF964

monochromatic

#085EDA #297DF7 #64A1F9 #9FC5FB #DAE8FE

Accessibility & contrast

On white

2.62

#64A1F9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.01

#64A1F9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64A1F9

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64A1F9	#FFFFFF	#000000	##000000
##64A1F9	1.00	2.62	8.01	8.01
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.01	21.00	1.00	1.00
##000000	8.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7CA7FD

Deuteranopia (green-blind)

#6899F7

Tritanopia (blue-blind)

#00B5C1

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #64a1f9;
/* rgb */ color: rgb(100, 161, 249);
/* oklch */ color: oklch(70.6% 0.144 257.6);

Tailwind

colors: {
  custom: {
    50: '#9bbcfb',
    500: '#64a1f9',
    950: '#000000',
  },
}

SCSS

$custom: #64a1f9;
$custom-light: #9bbcfb;
$custom-dark: #000000;

JSON

{
  "hex": "#64a1f9",
  "rgb": {
    "r": 100,
    "g": 161,
    "b": 249
  },
  "hsl": {
    "h": 215.436,
    "s": 92.547,
    "l": 68.431
  },
  "oklch": {
    "l": 0.70649,
    "c": 0.14444,
    "h": 257.6
  },
  "luminance": 0.35039
}

Semantic roles & 50–950 ramp

primary

#64A1F9

secondary

#F3E0C6

accent

#8800E6

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #64A1F9

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

Preview Lab → · Contrast checker → · Palette generator →