#4077CA#4077CA

#4077CA is a mid, vivid blue. Relative luminance 0.185; OKLCH L 57.3% C 0.141 H 258.5°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#4077CA
RGB	rgb(64, 119, 202)
HSL	hsl(216, 57%, 52%)
HSV	hsv(216, 68%, 79%)
CMYK	cmyk(68.3%, 41.1%, 0%, 20.8%)
CIE-LAB	lab(50.15, 9.09, -48.47)
CIE-LCH	lch(50.15, 49.31, 280.63°)
OKLab	oklab(57.29% -0.0282 -0.1383)
OKLCH	oklch(57.29% 0.141 258.5)
XYZ	xyz(19.3680, 18.5459, 58.4247)
Luminance	0.1855 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4077CA #CA9340

analogous

#40BCCA #4077CA #4E40CA

triadic

#4077CA #CA4077 #77CA40

tetradic

#4077CA #CA40BC #CA9340 #40CA4E

square

#4077CA #CA40BC #CA9340 #40CA4E

split-complementary

#4077CA #CA4E40 #BCCA40

monochromatic

#1F4070 #2C5BA0 #4077CA #7099D7 #A0BBE5

Accessibility & contrast

On white

4.46

#4077CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#4077CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4077CA

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4077CA	#FFFFFF	#000000	##000000
##4077CA	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#507ECD

Deuteranopia (green-blind)

#3A71C8

Tritanopia (blue-blind)

#008A97

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4077ca;
/* rgb */ color: rgb(64, 119, 202);
/* oklch */ color: oklch(57.3% 0.141 258.5);

Tailwind

colors: {
  custom: {
    50: '#849dda',
    500: '#4077ca',
    950: '#000000',
  },
}

SCSS

$custom: #4077ca;
$custom-light: #849dda;
$custom-dark: #000000;

JSON

{
  "hex": "#4077ca",
  "rgb": {
    "r": 64,
    "g": 119,
    "b": 202
  },
  "hsl": {
    "h": 216.087,
    "s": 56.557,
    "l": 52.157
  },
  "oklch": {
    "l": 0.57287,
    "c": 0.1411,
    "h": 258.5
  },
  "luminance": 0.18548
}

Semantic roles & 50–950 ramp

primary

#4077CA

secondary

#D1B995

accent

#A348E0

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4077CA

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

Preview Lab → · Contrast checker → · Palette generator →