#4C77BF#4C77BF

#4C77BF is a mid, vivid blue. Relative luminance 0.185; OKLCH L 57.2% C 0.122 H 260.2°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#4C77BF
RGB	rgb(76, 119, 191)
HSL	hsl(218, 47%, 52%)
HSV	hsv(218, 60%, 75%)
CMYK	cmyk(60.2%, 37.7%, 0%, 25.1%)
CIE-LAB	lab(50.09, 7.39, -42.24)
CIE-LCH	lch(50.09, 42.88, 279.92°)
OKLab	oklab(57.19% -0.0207 -0.1198)
OKLCH	oklch(57.19% 0.122 260.2)
XYZ	xyz(18.9780, 18.4901, 51.8489)
Luminance	0.1849 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C77BF #BF944C

analogous

#4CB1BF #4C77BF #5A4CBF

triadic

#4C77BF #BF4C77 #77BF4C

tetradic

#4C77BF #BF4CB1 #BF944C #4CBF5A

square

#4C77BF #BF4CB1 #BF944C #4CBF5A

split-complementary

#4C77BF #BF5A4C #B1BF4C

monochromatic

#26406B #365B98 #4C77BF #7999CF #A6BCDF

Accessibility & contrast

On white

4.47

#4C77BF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#4C77BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C77BF

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C77BF	#FFFFFF	#000000	##000000
##4C77BF	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#587DC2

Deuteranopia (green-blind)

#4972BD

Tritanopia (blue-blind)

#008792

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4c77bf;
/* rgb */ color: rgb(76, 119, 191);
/* oklch */ color: oklch(57.2% 0.122 260.2);

Tailwind

colors: {
  custom: {
    50: '#889dd2',
    500: '#4c77bf',
    950: '#000000',
  },
}

SCSS

$custom: #4c77bf;
$custom-light: #889dd2;
$custom-dark: #000000;

JSON

{
  "hex": "#4c77bf",
  "rgb": {
    "r": 76,
    "g": 119,
    "b": 191
  },
  "hsl": {
    "h": 217.565,
    "s": 47.325,
    "l": 52.353
  },
  "oklch": {
    "l": 0.57187,
    "c": 0.1216,
    "h": 260.2
  },
  "luminance": 0.18492
}

Semantic roles & 50–950 ramp

primary

#4C77BF

secondary

#CCBA9A

accent

#A551D7

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4C77BF

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

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