#4077C8#4077C8

#4077C8 is a mid, vivid blue. Relative luminance 0.185; OKLCH L 57.2% C 0.138 H 258.1°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#4077C8
RGB	rgb(64, 119, 200)
HSL	hsl(216, 55%, 52%)
HSV	hsv(216, 68%, 78%)
CMYK	cmyk(68%, 40.5%, 0%, 21.6%)
CIE-LAB	lab(50.04, 8.38, -47.50)
CIE-LCH	lch(50.04, 48.24, 280.00°)
OKLab	oklab(57.16% -0.0286 -0.1354)
OKLCH	oklch(57.16% 0.138 258.1)
XYZ	xyz(19.1327, 18.4518, 57.1856)
Luminance	0.1845 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4077C8 #C89140

analogous

#40BBC8 #4077C8 #4D40C8

triadic

#4077C8 #C84077 #77C840

tetradic

#4077C8 #C840BB #C89140 #40C84D

square

#4077C8 #C840BB #C89140 #40C84D

split-complementary

#4077C8 #C84D40 #BBC840

monochromatic

#203F6E #2D5B9D #4077C8 #7099D6 #9FBBE3

Accessibility & contrast

On white

4.48

#4077C8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#4077C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4077C8

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4077C8	#FFFFFF	#000000	##000000
##4077C8	1.00	4.48	4.69	4.69
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#527ECB

Deuteranopia (green-blind)

#3D71C6

Tritanopia (blue-blind)

#008A96

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4077c8;
/* rgb */ color: rgb(64, 119, 200);
/* oklch */ color: oklch(57.2% 0.138 258.1);

Tailwind

colors: {
  custom: {
    50: '#839dd9',
    500: '#4077c8',
    950: '#000000',
  },
}

SCSS

$custom: #4077c8;
$custom-light: #839dd9;
$custom-dark: #000000;

JSON

{
  "hex": "#4077c8",
  "rgb": {
    "r": 64,
    "g": 119,
    "b": 200
  },
  "hsl": {
    "h": 215.735,
    "s": 55.285,
    "l": 51.765
  },
  "oklch": {
    "l": 0.57164,
    "c": 0.13842,
    "h": 258.1
  },
  "luminance": 0.18454
}

Semantic roles & 50–950 ramp

primary

#4077C8

secondary

#D0B894

accent

#A249DF

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4077C8

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

Preview Lab → · Contrast checker → · Palette generator →