#5271CF#5271CF

#5271CF is a mid, vivid blue. Relative luminance 0.181; OKLCH L 57.2% C 0.149 H 267.8°. Best body text is #000000 at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#5271CF
RGB	rgb(82, 113, 207)
HSL	hsl(225, 57%, 57%)
HSV	hsv(225, 60%, 81%)
CMYK	cmyk(60.4%, 45.4%, 0%, 18.8%)
CIE-LAB	lab(49.63, 17.68, -52.11)
CIE-LCH	lch(49.63, 55.03, 288.74°)
OKLab	oklab(57.21% -0.0057 -0.1487)
OKLCH	oklch(57.21% 0.149 267.8)
XYZ	xyz(20.6435, 18.1074, 61.4266)
Luminance	0.1811 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5271CF #CFB052

analogous

#52B0CF #5271CF #7252CF

triadic

#5271CF #CF5271 #71CF52

tetradic

#5271CF #CF52B0 #CFB052 #52CF72

square

#5271CF #CF52B0 #CFB052 #52CF72

split-complementary

#5271CF #CF7252 #B0CF52

monochromatic

#243C82 #3151B2 #5271CF #8298DC #B2C0EA

Accessibility & contrast

On white

4.54

#5271CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.62

#5271CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5271CF

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5271CF	#FFFFFF	#000000	##000000
##5271CF	1.00	4.54	4.62	4.62
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.62	21.00	1.00	1.00
##000000	4.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#457CD3

Deuteranopia (green-blind)

#3171CD

Tritanopia (blue-blind)

#008696

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #5271cf;
/* rgb */ color: rgb(82, 113, 207);
/* oklch */ color: oklch(57.2% 0.149 267.8);

Tailwind

colors: {
  custom: {
    50: '#8d99de',
    500: '#5271cf',
    950: '#000000',
  },
}

SCSS

$custom: #5271cf;
$custom-light: #8d99de;
$custom-dark: #000000;

JSON

{
  "hex": "#5271cf",
  "rgb": {
    "r": 82,
    "g": 113,
    "b": 207
  },
  "hsl": {
    "h": 225.12,
    "s": 56.561,
    "l": 56.667
  },
  "oklch": {
    "l": 0.57205,
    "c": 0.14883,
    "h": 267.8
  },
  "luminance": 0.18109
}

Semantic roles & 50–950 ramp

primary

#5271CF

secondary

#D8CBA5

accent

#BA48E0

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #5271CF

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

Preview Lab → · Contrast checker → · Palette generator →