#3E77BB#3E77BB

#3E77BB is a mid, vivid cyan. Relative luminance 0.178; OKLCH L 56.3% C 0.122 H 254.2°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#3E77BB
RGB	rgb(62, 119, 187)
HSL	hsl(213, 50%, 49%)
HSV	hsv(213, 67%, 73%)
CMYK	cmyk(66.8%, 36.4%, 0%, 26.7%)
CIE-LAB	lab(49.26, 3.44, -41.29)
CIE-LCH	lch(49.26, 41.43, 274.76°)
OKLab	oklab(56.3% -0.0332 -0.1172)
OKLCH	oklch(56.3% 0.122 254.2)
XYZ	xyz(17.5498, 17.8039, 49.5157)
Luminance	0.1781 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E77BB #BB823E

analogous

#3EB6BB #3E77BB #443EBB

triadic

#3E77BB #BB3E77 #77BB3E

tetradic

#3E77BB #BB3EB6 #BB823E #3EBB44

square

#3E77BB #BB3EB6 #BB823E #3EBB44

split-complementary

#3E77BB #BB443E #B6BB3E

monochromatic

#203D5F #2F5A8D #3E77BB #6997CD #97B7DC

Accessibility & contrast

On white

4.60

#3E77BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#3E77BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3E77BB

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E77BB	#FFFFFF	#000000	##FFFFFF
##3E77BB	1.00	4.60	4.56	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#597CBE

Deuteranopia (green-blind)

#4770BA

Tritanopia (blue-blind)

#008790

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3e77bb;
/* rgb */ color: rgb(62, 119, 187);
/* oklch */ color: oklch(56.3% 0.122 254.2);

Tailwind

colors: {
  custom: {
    50: '#809dd0',
    500: '#3e77bb',
    950: '#000000',
  },
}

SCSS

$custom: #3e77bb;
$custom-light: #809dd0;
$custom-dark: #000000;

JSON

{
  "hex": "#3e77bb",
  "rgb": {
    "r": 62,
    "g": 119,
    "b": 187
  },
  "hsl": {
    "h": 212.64,
    "s": 50.201,
    "l": 48.824
  },
  "oklch": {
    "l": 0.56304,
    "c": 0.12185,
    "h": 254.2
  },
  "luminance": 0.17806
}

Semantic roles & 50–950 ramp

primary

#3E77BB

secondary

#C8AD8D

accent

#9A4EDA

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3E77BB

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

Preview Lab → · Contrast checker → · Palette generator →