#3D77CE#3D77CE

#3D77CE is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.4% C 0.147 H 258.4°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#3D77CE
RGB	rgb(61, 119, 206)
HSL	hsl(216, 60%, 52%)
HSV	hsv(216, 70%, 81%)
CMYK	cmyk(70.4%, 42.2%, 0%, 19.2%)
CIE-LAB	lab(50.26, 10.07, -50.58)
CIE-LCH	lch(50.26, 51.57, 281.26°)
OKLab	oklab(57.42% -0.0296 -0.1445)
OKLCH	oklch(57.42% 0.148 258.4)
XYZ	xyz(19.6578, 18.6399, 60.9424)
Luminance	0.1864 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D77CE #CE943D

analogous

#3DC0CE #3D77CE #4C3DCE

triadic

#3D77CE #CE3D77 #77CE3D

tetradic

#3D77CE #CE3DC0 #CE943D #3DCE4C

square

#3D77CE #CE3DC0 #CE943D #3DCE4C

split-complementary

#3D77CE #CE4C3D #C0CE3D

monochromatic

#1D4073 #295BA4 #3D77CE #6E99DA #9FBCE7

Accessibility & contrast

On white

4.44

#3D77CE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#3D77CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D77CE

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D77CE	#FFFFFF	#000000	##000000
##3D77CE	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D7FD1

Deuteranopia (green-blind)

#3571CC

Tritanopia (blue-blind)

#008B98

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3d77ce;
/* rgb */ color: rgb(61, 119, 206);
/* oklch */ color: oklch(57.4% 0.147 258.4);

Tailwind

colors: {
  custom: {
    50: '#839ddd',
    500: '#3d77ce',
    950: '#000000',
  },
}

SCSS

$custom: #3d77ce;
$custom-light: #839ddd;
$custom-dark: #000000;

JSON

{
  "hex": "#3d77ce",
  "rgb": {
    "r": 61,
    "g": 119,
    "b": 206
  },
  "hsl": {
    "h": 216,
    "s": 59.671,
    "l": 52.353
  },
  "oklch": {
    "l": 0.57415,
    "c": 0.1475,
    "h": 258.4
  },
  "luminance": 0.18642
}

Semantic roles & 50–950 ramp

primary

#3D77CE

secondary

#D3BA94

accent

#A445E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3D77CE

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

Preview Lab → · Contrast checker → · Palette generator →