#4077CE#4077CE

#4077CE is a mid, vivid blue. Relative luminance 0.187; OKLCH L 57.5% C 0.146 H 259.2°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#4077CE
RGB	rgb(64, 119, 206)
HSL	hsl(217, 59%, 53%)
HSV	hsv(217, 69%, 81%)
CMYK	cmyk(68.9%, 42.2%, 0%, 19.2%)
CIE-LAB	lab(50.38, 10.52, -50.38)
CIE-LCH	lch(50.38, 51.47, 281.80°)
OKLab	oklab(57.54% -0.0273 -0.1439)
OKLCH	oklch(57.54% 0.146 259.2)
XYZ	xyz(19.8477, 18.7378, 60.9513)
Luminance	0.1874 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4077CE #CE9740

analogous

#40BECE #4077CE #5040CE

triadic

#4077CE #CE4077 #77CE40

tetradic

#4077CE #CE40BE #CE9740 #40CE50

square

#4077CE #CE40BE #CE9740 #40CE50

split-complementary

#4077CE #CE5040 #BECE40

monochromatic

#1E4075 #2B5AA6 #4077CE #719ADA #A1BCE7

Accessibility & contrast

On white

4.42

#4077CE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#4077CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4077CE

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4077CE	#FFFFFF	#000000	##000000
##4077CE	1.00	4.42	4.75	4.75
#FFFFFF	4.42	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)

#4E7FD1

Deuteranopia (green-blind)

#3672CC

Tritanopia (blue-blind)

#008B98

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4077ce;
/* rgb */ color: rgb(64, 119, 206);
/* oklch */ color: oklch(57.5% 0.146 259.2);

Tailwind

colors: {
  custom: {
    50: '#859ddd',
    500: '#4077ce',
    950: '#000000',
  },
}

SCSS

$custom: #4077ce;
$custom-light: #859ddd;
$custom-dark: #000000;

JSON

{
  "hex": "#4077ce",
  "rgb": {
    "r": 64,
    "g": 119,
    "b": 206
  },
  "hsl": {
    "h": 216.761,
    "s": 59.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.57537,
    "c": 0.14647,
    "h": 259.2
  },
  "luminance": 0.1874
}

Semantic roles & 50–950 ramp

primary

#4077CE

secondary

#D4BC96

accent

#A645E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4077CE

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

Preview Lab → · Contrast checker → · Palette generator →