#4077D8#4077D8

#4077D8 is a mid, vivid blue. Relative luminance 0.192; OKLCH L 58.2% C 0.160 H 260.8°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#4077D8
RGB	rgb(64, 119, 216)
HSL	hsl(218, 66%, 55%)
HSV	hsv(218, 70%, 85%)
CMYK	cmyk(70.4%, 44.9%, 0%, 15.3%)
CIE-LAB	lab(50.97, 14.11, -55.12)
CIE-LCH	lch(50.97, 56.90, 284.36°)
OKLab	oklab(58.18% -0.0255 -0.1578)
OKLCH	oklch(58.18% 0.16 260.8)
XYZ	xyz(21.1014, 19.2393, 67.5539)
Luminance	0.1924 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4077D8 #D8A140

analogous

#40C3D8 #4077D8 #5540D8

triadic

#4077D8 #D84077 #77D840

tetradic

#4077D8 #D840C3 #D8A140 #40D855

square

#4077D8 #D840C3 #D8A140 #40D855

split-complementary

#4077D8 #D85540 #C3D840

monochromatic

#1B4083 #2559B6 #4077D8 #739BE2 #A6BFED

Accessibility & contrast

On white

4.33

#4077D8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#4077D8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4077D8

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4077D8	#FFFFFF	#000000	##000000
##4077D8	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4681DC

Deuteranopia (green-blind)

#2873D6

Tritanopia (blue-blind)

#008E9D

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4077d8;
/* rgb */ color: rgb(64, 119, 216);
/* oklch */ color: oklch(58.2% 0.160 260.8);

Tailwind

colors: {
  custom: {
    50: '#869de5',
    500: '#4077d8',
    950: '#000000',
  },
}

SCSS

$custom: #4077d8;
$custom-light: #869de5;
$custom-dark: #000000;

JSON

{
  "hex": "#4077d8",
  "rgb": {
    "r": 64,
    "g": 119,
    "b": 216
  },
  "hsl": {
    "h": 218.289,
    "s": 66.087,
    "l": 54.902
  },
  "oklch": {
    "l": 0.5818,
    "c": 0.15986,
    "h": 260.8
  },
  "luminance": 0.19242
}

Semantic roles & 50–950 ramp

primary

#4077D8

secondary

#DAC39A

accent

#AB3FE9

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0D0E16

muted

#7D7E84

Preview Lab

Preview with #4077D8

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

Preview Lab → · Contrast checker → · Palette generator →