#4F71DA#4F71DA

#4F71DA is a mid, vivid blue. Relative luminance 0.185; OKLCH L 57.8% C 0.165 H 267.5°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#4F71DA
RGB	rgb(79, 113, 218)
HSL	hsl(225, 65%, 58%)
HSV	hsv(225, 64%, 85%)
CMYK	cmyk(63.8%, 48.2%, 0%, 14.5%)
CIE-LAB	lab(50.14, 20.90, -57.55)
CIE-LCH	lch(50.14, 61.23, 289.96°)
OKLab	oklab(57.77% -0.0071 -0.1648)
OKLCH	oklch(57.77% 0.165 267.5)
XYZ	xyz(21.7801, 18.5325, 68.7454)
Luminance	0.1853 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F71DA #DAB84F

analogous

#4FB6DA #4F71DA #724FDA

triadic

#4F71DA #DA4F71 #71DA4F

tetradic

#4F71DA #DA4FB6 #DAB84F #4FDA72

square

#4F71DA #DA4FB6 #DAB84F #4FDA72

split-complementary

#4F71DA #DA724F #B6DA4F

monochromatic

#1E3A90 #294FC3 #4F71DA #829AE5 #B4C3EF

Accessibility & contrast

On white

4.46

#4F71DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#4F71DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F71DA

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F71DA	#FFFFFF	#000000	##000000
##4F71DA	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A7EDE

Deuteranopia (green-blind)

#1B71D8

Tritanopia (blue-blind)

#00899B

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4f71da;
/* rgb */ color: rgb(79, 113, 218);
/* oklch */ color: oklch(57.8% 0.165 267.5);

Tailwind

colors: {
  custom: {
    50: '#8e99e6',
    500: '#4f71da',
    950: '#000000',
  },
}

SCSS

$custom: #4f71da;
$custom-light: #8e99e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4f71da",
  "rgb": {
    "r": 79,
    "g": 113,
    "b": 218
  },
  "hsl": {
    "h": 225.324,
    "s": 65.258,
    "l": 58.235
  },
  "oklch": {
    "l": 0.57767,
    "c": 0.16492,
    "h": 267.5
  },
  "luminance": 0.18534
}

Semantic roles & 50–950 ramp

primary

#4F71DA

secondary

#DED1A7

accent

#BF40E8

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #4F71DA

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

Preview Lab → · Contrast checker → · Palette generator →