#3E78BA#3E78BA

#3E78BA is a mid, moderate cyan. Relative luminance 0.180; OKLCH L 56.5% C 0.120 H 253.2°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#3E78BA
RGB	rgb(62, 120, 186)
HSL	hsl(212, 50%, 49%)
HSV	hsv(212, 67%, 73%)
CMYK	cmyk(66.7%, 35.5%, 0%, 27.1%)
CIE-LAB	lab(49.50, 2.47, -40.33)
CIE-LCH	lch(49.50, 40.41, 273.51°)
OKLab	oklab(56.47% -0.0345 -0.1144)
OKLCH	oklch(56.47% 0.12 253.2)
XYZ	xyz(17.5628, 18.0005, 48.9937)
Luminance	0.1800 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E78BA #BA803E

analogous

#3EB6BA #3E78BA #423EBA

triadic

#3E78BA #BA3E78 #78BA3E

tetradic

#3E78BA #BA3EB6 #BA803E #3EBA42

square

#3E78BA #BA3EB6 #BA803E #3EBA42

split-complementary

#3E78BA #BA423E #B6BA3E

monochromatic

#1F3D5E #2F5A8C #3E78BA #6897CD #96B7DC

Accessibility & contrast

On white

4.56

#3E78BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#3E78BA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E78BA

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E78BA	#FFFFFF	#000000	##000000
##3E78BA	1.00	4.56	4.60	4.60
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B7CBD

Deuteranopia (green-blind)

#4970B9

Tritanopia (blue-blind)

#008790

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3e78ba;
/* rgb */ color: rgb(62, 120, 186);
/* oklch */ color: oklch(56.5% 0.120 253.2);

Tailwind

colors: {
  custom: {
    50: '#809ecf',
    500: '#3e78ba',
    950: '#000000',
  },
}

SCSS

$custom: #3e78ba;
$custom-light: #809ecf;
$custom-dark: #000000;

JSON

{
  "hex": "#3e78ba",
  "rgb": {
    "r": 62,
    "g": 120,
    "b": 186
  },
  "hsl": {
    "h": 211.935,
    "s": 50,
    "l": 48.627
  },
  "oklch": {
    "l": 0.56474,
    "c": 0.11953,
    "h": 253.2
  },
  "luminance": 0.18002
}

Semantic roles & 50–950 ramp

primary

#3E78BA

secondary

#C8AC8C

accent

#984EDA

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3E78BA

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

Preview Lab → · Contrast checker → · Palette generator →