#4177CD#4177CD

#4177CD is a mid, vivid blue. Relative luminance 0.187; OKLCH L 57.5% C 0.145 H 259.3°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#4177CD
RGB	rgb(65, 119, 205)
HSL	hsl(217, 58%, 53%)
HSV	hsv(217, 68%, 80%)
CMYK	cmyk(68.3%, 42%, 0%, 19.6%)
CIE-LAB	lab(50.36, 10.32, -49.84)
CIE-LCH	lch(50.36, 50.90, 281.70°)
OKLab	oklab(57.52% -0.0268 -0.1423)
OKLCH	oklch(57.52% 0.145 259.3)
XYZ	xyz(19.7923, 18.7232, 60.3166)
Luminance	0.1872 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4177CD #CD9741

analogous

#41BDCD #4177CD #5141CD

triadic

#4177CD #CD4177 #77CD41

tetradic

#4177CD #CD41BD #CD9741 #41CD51

square

#4177CD #CD41BD #CD9741 #41CD51

split-complementary

#4177CD #CD5141 #BDCD41

monochromatic

#1F4075 #2C5AA5 #4177CD #719ADA #A2BCE6

Accessibility & contrast

On white

4.43

#4177CD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#4177CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4177CD

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4177CD	#FFFFFF	#000000	##000000
##4177CD	1.00	4.43	4.75	4.75
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E7FD0

Deuteranopia (green-blind)

#3872CB

Tritanopia (blue-blind)

#008B98

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4177cd;
/* rgb */ color: rgb(65, 119, 205);
/* oklch */ color: oklch(57.5% 0.145 259.3);

Tailwind

colors: {
  custom: {
    50: '#859ddd',
    500: '#4177cd',
    950: '#000000',
  },
}

SCSS

$custom: #4177cd;
$custom-light: #859ddd;
$custom-dark: #000000;

JSON

{
  "hex": "#4177cd",
  "rgb": {
    "r": 65,
    "g": 119,
    "b": 205
  },
  "hsl": {
    "h": 216.857,
    "s": 58.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.57516,
    "c": 0.14477,
    "h": 259.3
  },
  "luminance": 0.18725
}

Semantic roles & 50–950 ramp

primary

#4177CD

secondary

#D3BC97

accent

#A646E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4177CD

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

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