#3D76CB#3D76CB

#3D76CB is a mid, vivid blue. Relative luminance 0.183; OKLCH L 57.0% C 0.145 H 258.3°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#3D76CB
RGB	rgb(61, 118, 203)
HSL	hsl(216, 58%, 52%)
HSV	hsv(216, 70%, 80%)
CMYK	cmyk(70%, 41.9%, 0%, 20.4%)
CIE-LAB	lab(49.81, 9.61, -49.59)
CIE-LCH	lch(49.81, 50.51, 280.97°)
OKLab	oklab(57.01% -0.0293 -0.1416)
OKLCH	oklch(57.01% 0.145 258.3)
XYZ	xyz(19.1785, 18.2587, 59.0019)
Luminance	0.1826 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D76CB #CB923D

analogous

#3DBDCB #3D76CB #4B3DCB

triadic

#3D76CB #CB3D76 #76CB3D

tetradic

#3D76CB #CB3DBD #CB923D #3DCB4B

square

#3D76CB #CB3DBD #CB923D #3DCB4B

split-complementary

#3D76CB #CB4B3D #BDCB3D

monochromatic

#1E3F70 #2B5AA0 #3D76CB #6D98D8 #9EBAE5

Accessibility & contrast

On white

4.51

#3D76CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.65

#3D76CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D76CB

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D76CB	#FFFFFF	#000000	##000000
##3D76CB	1.00	4.51	4.65	4.65
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.65	21.00	1.00	1.00
##000000	4.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E7ECE

Deuteranopia (green-blind)

#3670C9

Tritanopia (blue-blind)

#008A96

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3d76cb;
/* rgb */ color: rgb(61, 118, 203);
/* oklch */ color: oklch(57.0% 0.145 258.3);

Tailwind

colors: {
  custom: {
    50: '#839ddb',
    500: '#3d76cb',
    950: '#000000',
  },
}

SCSS

$custom: #3d76cb;
$custom-light: #839ddb;
$custom-dark: #000000;

JSON

{
  "hex": "#3d76cb",
  "rgb": {
    "r": 61,
    "g": 118,
    "b": 203
  },
  "hsl": {
    "h": 215.915,
    "s": 57.724,
    "l": 51.765
  },
  "oklch": {
    "l": 0.57007,
    "c": 0.14461,
    "h": 258.3
  },
  "luminance": 0.18261
}

Semantic roles & 50–950 ramp

primary

#3D76CB

secondary

#D1B893

accent

#A347E1

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3D76CB

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

Preview Lab → · Contrast checker → · Palette generator →