#4077C5#4077C5

#4077C5 is a mid, vivid blue. Relative luminance 0.183; OKLCH L 57.0% C 0.134 H 257.4°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#4077C5
RGB	rgb(64, 119, 197)
HSL	hsl(215, 53%, 51%)
HSV	hsv(215, 68%, 77%)
CMYK	cmyk(67.5%, 39.6%, 0%, 22.7%)
CIE-LAB	lab(49.87, 7.31, -46.05)
CIE-LCH	lch(49.87, 46.63, 279.02°)
OKLab	oklab(56.98% -0.0293 -0.1312)
OKLCH	oklch(56.98% 0.134 257.4)
XYZ	xyz(18.7856, 18.3130, 55.3572)
Luminance	0.1832 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4077C5 #C58E40

analogous

#40B9C5 #4077C5 #4B40C5

triadic

#4077C5 #C54077 #77C540

tetradic

#4077C5 #C540B9 #C58E40 #40C54B

square

#4077C5 #C540B9 #C58E40 #40C54B

split-complementary

#4077C5 #C54B40 #B9C540

monochromatic

#203F6A #2F5B99 #4077C5 #6F98D3 #9EBAE2

Accessibility & contrast

On white

4.50

#4077C5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#4077C5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4077C5

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4077C5	#FFFFFF	#000000	##000000
##4077C5	1.00	4.50	4.66	4.66
#FFFFFF	4.50	1.00	21.00	21.00
#000000	4.66	21.00	1.00	1.00
##000000	4.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#547DC8

Deuteranopia (green-blind)

#3F71C3

Tritanopia (blue-blind)

#008994

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4077c5;
/* rgb */ color: rgb(64, 119, 197);
/* oklch */ color: oklch(57.0% 0.134 257.4);

Tailwind

colors: {
  custom: {
    50: '#839dd7',
    500: '#4077c5',
    950: '#000000',
  },
}

SCSS

$custom: #4077c5;
$custom-light: #839dd7;
$custom-dark: #000000;

JSON

{
  "hex": "#4077c5",
  "rgb": {
    "r": 64,
    "g": 119,
    "b": 197
  },
  "hsl": {
    "h": 215.188,
    "s": 53.414,
    "l": 51.176
  },
  "oklch": {
    "l": 0.56981,
    "c": 0.13439,
    "h": 257.4
  },
  "luminance": 0.18315
}

Semantic roles & 50–950 ramp

primary

#4077C5

secondary

#CEB593

accent

#A14BDD

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #4077C5

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

Preview Lab → · Contrast checker → · Palette generator →