#3D77D1#3D77D1

#3D77D1 is a mid, vivid blue. Relative luminance 0.188; OKLCH L 57.6% C 0.151 H 259.0°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#3D77D1
RGB	rgb(61, 119, 209)
HSL	hsl(216, 62%, 53%)
HSV	hsv(216, 71%, 82%)
CMYK	cmyk(70.8%, 43.1%, 0%, 18%)
CIE-LAB	lab(50.44, 11.16, -52.00)
CIE-LCH	lch(50.44, 53.19, 282.11°)
OKLab	oklab(57.61% -0.029 -0.1487)
OKLCH	oklch(57.61% 0.151 259)
XYZ	xyz(20.0258, 18.7871, 62.8801)
Luminance	0.1879 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D77D1 #D1973D

analogous

#3DC1D1 #3D77D1 #4D3DD1

triadic

#3D77D1 #D13D77 #77D13D

tetradic

#3D77D1 #D13DC1 #D1973D #3DD14D

square

#3D77D1 #D13DC1 #D1973D #3DD14D

split-complementary

#3D77D1 #D14D3D #C1D13D

monochromatic

#1C4077 #285AA9 #3D77D1 #6E9ADD #A0BCE8

Accessibility & contrast

On white

4.41

#3D77D1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#3D77D1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D77D1

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D77D1	#FFFFFF	#000000	##000000
##3D77D1	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B7FD4

Deuteranopia (green-blind)

#3172CF

Tritanopia (blue-blind)

#008C9A

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3d77d1;
/* rgb */ color: rgb(61, 119, 209);
/* oklch */ color: oklch(57.6% 0.151 259.0);

Tailwind

colors: {
  custom: {
    50: '#849ddf',
    500: '#3d77d1',
    950: '#000000',
  },
}

SCSS

$custom: #3d77d1;
$custom-light: #849ddf;
$custom-dark: #000000;

JSON

{
  "hex": "#3d77d1",
  "rgb": {
    "r": 61,
    "g": 119,
    "b": 209
  },
  "hsl": {
    "h": 216.486,
    "s": 61.667,
    "l": 52.941
  },
  "oklch": {
    "l": 0.57606,
    "c": 0.15149,
    "h": 259
  },
  "luminance": 0.18789
}

Semantic roles & 50–950 ramp

primary

#3D77D1

secondary

#D5BC95

accent

#A543E5

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3D77D1

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

Preview Lab → · Contrast checker → · Palette generator →