#3D79CB#3D79CB

#3D79CB is a mid, vivid cyan. Relative luminance 0.190; OKLCH L 57.7% C 0.141 H 256.9°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#3D79CB
RGB	rgb(61, 121, 203)
HSL	hsl(215, 58%, 52%)
HSV	hsv(215, 70%, 80%)
CMYK	cmyk(70%, 40.4%, 0%, 20.4%)
CIE-LAB	lab(50.66, 7.76, -48.23)
CIE-LCH	lch(50.66, 48.85, 279.14°)
OKLab	oklab(57.67% -0.0321 -0.1376)
OKLCH	oklch(57.67% 0.141 256.9)
XYZ	xyz(19.5374, 18.9766, 59.1215)
Luminance	0.1898 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D79CB #CB8F3D

analogous

#3DC0CB #3D79CB #483DCB

triadic

#3D79CB #CB3D79 #79CB3D

tetradic

#3D79CB #CB3DC0 #CB8F3D #3DCB48

square

#3D79CB #CB3DC0 #CB8F3D #3DCB48

split-complementary

#3D79CB #CB483D #C0CB3D

monochromatic

#1E4070 #2B5CA0 #3D79CB #6D9AD8 #9EBCE5

Accessibility & contrast

On white

4.38

#3D79CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#3D79CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D79CB

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D79CB	#FFFFFF	#000000	##000000
##3D79CB	1.00	4.38	4.80	4.80
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5380CE

Deuteranopia (green-blind)

#3C73C9

Tritanopia (blue-blind)

#008C98

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3d79cb;
/* rgb */ color: rgb(61, 121, 203);
/* oklch */ color: oklch(57.7% 0.141 256.9);

Tailwind

colors: {
  custom: {
    50: '#839fdb',
    500: '#3d79cb',
    950: '#000000',
  },
}

SCSS

$custom: #3d79cb;
$custom-light: #839fdb;
$custom-dark: #000000;

JSON

{
  "hex": "#3d79cb",
  "rgb": {
    "r": 61,
    "g": 121,
    "b": 203
  },
  "hsl": {
    "h": 214.648,
    "s": 57.724,
    "l": 51.765
  },
  "oklch": {
    "l": 0.57668,
    "c": 0.14128,
    "h": 256.9
  },
  "luminance": 0.18979
}

Semantic roles & 50–950 ramp

primary

#3D79CB

secondary

#D1B793

accent

#A047E1

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3D79CB

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

Preview Lab → · Contrast checker → · Palette generator →