#3E78D0#3E78D0

#3E78D0 is a mid, vivid blue. Relative luminance 0.190; OKLCH L 57.8% C 0.149 H 258.6°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#3E78D0
RGB	rgb(62, 120, 208)
HSL	hsl(216, 61%, 53%)
HSV	hsv(216, 70%, 82%)
CMYK	cmyk(70.2%, 42.3%, 0%, 18.4%)
CIE-LAB	lab(50.70, 10.32, -51.02)
CIE-LCH	lch(50.70, 52.05, 281.44°)
OKLab	oklab(57.8% -0.0294 -0.1458)
OKLCH	oklch(57.8% 0.149 258.6)
XYZ	xyz(20.0841, 19.0090, 62.2729)
Luminance	0.1901 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E78D0 #D0963E

analogous

#3EC1D0 #3E78D0 #4D3ED0

triadic

#3E78D0 #D03E78 #78D03E

tetradic

#3E78D0 #D03EC1 #D0963E #3ED04D

square

#3E78D0 #D03EC1 #D0963E #3ED04D

split-complementary

#3E78D0 #D04D3E #C1D03E

monochromatic

#1D4177 #295BA8 #3E78D0 #6F9ADC #A0BDE8

Accessibility & contrast

On white

4.37

#3E78D0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#3E78D0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E78D0

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E78D0	#FFFFFF	#000000	##000000
##3E78D0	1.00	4.37	4.80	4.80
#FFFFFF	4.37	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)

#4E80D3

Deuteranopia (green-blind)

#3572CE

Tritanopia (blue-blind)

#008C9A

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3e78d0;
/* rgb */ color: rgb(62, 120, 208);
/* oklch */ color: oklch(57.8% 0.149 258.6);

Tailwind

colors: {
  custom: {
    50: '#849edf',
    500: '#3e78d0',
    950: '#000000',
  },
}

SCSS

$custom: #3e78d0;
$custom-light: #849edf;
$custom-dark: #000000;

JSON

{
  "hex": "#3e78d0",
  "rgb": {
    "r": 62,
    "g": 120,
    "b": 208
  },
  "hsl": {
    "h": 216.164,
    "s": 60.833,
    "l": 52.941
  },
  "oklch": {
    "l": 0.57799,
    "c": 0.14869,
    "h": 258.6
  },
  "luminance": 0.19011
}

Semantic roles & 50–950 ramp

primary

#3E78D0

secondary

#D4BB95

accent

#A444E4

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3E78D0

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

Preview Lab → · Contrast checker → · Palette generator →