#5F77CF#5F77CF

#5F77CF is a mid, vivid blue. Relative luminance 0.201; OKLCH L 59.2% C 0.137 H 270.3°. Best body text is #000000 at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#5F77CF
RGB	rgb(95, 119, 207)
HSL	hsl(227, 54%, 59%)
HSV	hsv(227, 54%, 81%)
CMYK	cmyk(54.1%, 42.5%, 0%, 18.8%)
CIE-LAB	lab(51.98, 16.61, -48.30)
CIE-LCH	lch(51.98, 51.08, 288.98°)
OKLab	oklab(59.21% 0.0007 -0.1372)
OKLCH	oklch(59.21% 0.137 270.3)
XYZ	xyz(22.5749, 20.1299, 61.7153)
Luminance	0.2013 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F77CF #CFB75F

analogous

#5FAFCF #5F77CF #7F5FCF

triadic

#5F77CF #CF5F77 #77CF5F

tetradic

#5F77CF #CF5FAF #CFB75F #5FCF7F

square

#5F77CF #CF5FAF #CFB75F #5FCF7F

split-complementary

#5F77CF #CF7F5F #AFCF5F

monochromatic

#293E8A #3853B9 #5F77CF #8E9FDD #BDC7EB

Accessibility & contrast

On white

4.18

#5F77CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.03

#5F77CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5F77CF

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F77CF	#FFFFFF	#000000	##000000
##5F77CF	1.00	4.18	5.03	5.03
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.03	21.00	1.00	1.00
##000000	5.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5281D2

Deuteranopia (green-blind)

#4477CD

Tritanopia (blue-blind)

#248A99

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #5f77cf;
/* rgb */ color: rgb(95, 119, 207);
/* oklch */ color: oklch(59.2% 0.137 270.3);

Tailwind

colors: {
  custom: {
    50: '#949dde',
    500: '#5f77cf',
    950: '#000000',
  },
}

SCSS

$custom: #5f77cf;
$custom-light: #949dde;
$custom-dark: #000000;

JSON

{
  "hex": "#5f77cf",
  "rgb": {
    "r": 95,
    "g": 119,
    "b": 207
  },
  "hsl": {
    "h": 227.143,
    "s": 53.846,
    "l": 59.216
  },
  "oklch": {
    "l": 0.59208,
    "c": 0.13721,
    "h": 270.3
  },
  "luminance": 0.20132
}

Semantic roles & 50–950 ramp

primary

#5F77CF

secondary

#DBD1AF

accent

#BE4BDD

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #5F77CF

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

Preview Lab → · Contrast checker → · Palette generator →