#4177DC#4177DC

#4177DC is a mid, vivid blue. Relative luminance 0.195; OKLCH L 58.5% C 0.165 H 261.6°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#4177DC
RGB	rgb(65, 119, 220)
HSL	hsl(219, 69%, 56%)
HSV	hsv(219, 70%, 86%)
CMYK	cmyk(70.5%, 45.9%, 0%, 13.7%)
CIE-LAB	lab(51.25, 15.69, -56.93)
CIE-LCH	lch(51.25, 59.05, 285.41°)
OKLab	oklab(58.49% -0.0241 -0.1631)
OKLCH	oklch(58.49% 0.165 261.6)
XYZ	xyz(21.6905, 19.4825, 70.3136)
Luminance	0.1948 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4177DC #DCA641

analogous

#41C4DC #4177DC #5841DC

triadic

#4177DC #DC4177 #77DC41

tetradic

#4177DC #DC41C4 #DCA641 #41DC58

square

#4177DC #DC41C4 #DCA641 #41DC58

split-complementary

#4177DC #DC5841 #C4DC41

monochromatic

#194089 #2359BD #4177DC #759CE6 #A8C1EF

Accessibility & contrast

On white

4.29

#4177DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#4177DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4177DC

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4177DC	#FFFFFF	#000000	##000000
##4177DC	1.00	4.29	4.90	4.90
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4382E0

Deuteranopia (green-blind)

#2173DA

Tritanopia (blue-blind)

#008F9F

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #4177dc;
/* rgb */ color: rgb(65, 119, 220);
/* oklch */ color: oklch(58.5% 0.165 261.6);

Tailwind

colors: {
  custom: {
    50: '#889de7',
    500: '#4177dc',
    950: '#000000',
  },
}

SCSS

$custom: #4177dc;
$custom-light: #889de7;
$custom-dark: #000000;

JSON

{
  "hex": "#4177dc",
  "rgb": {
    "r": 65,
    "g": 119,
    "b": 220
  },
  "hsl": {
    "h": 219.097,
    "s": 68.889,
    "l": 55.882
  },
  "oklch": {
    "l": 0.58485,
    "c": 0.16488,
    "h": 261.6
  },
  "luminance": 0.19485
}

Semantic roles & 50–950 ramp

primary

#4177DC

secondary

#DDC69C

accent

#AF3CEC

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4177DC

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

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