#3E77BC#3E77BC

#3E77BC is a mid, vivid cyan. Relative luminance 0.178; OKLCH L 56.4% C 0.123 H 254.5°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#3E77BC
RGB	rgb(62, 119, 188)
HSL	hsl(213, 50%, 49%)
HSV	hsv(213, 67%, 74%)
CMYK	cmyk(67%, 36.7%, 0%, 26.3%)
CIE-LAB	lab(49.31, 3.79, -41.78)
CIE-LCH	lch(49.31, 41.95, 275.18°)
OKLab	oklab(56.36% -0.0329 -0.1187)
OKLCH	oklch(56.36% 0.123 254.5)
XYZ	xyz(17.6572, 17.8468, 50.0814)
Luminance	0.1785 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E77BC #BC833E

analogous

#3EB6BC #3E77BC #443EBC

triadic

#3E77BC #BC3E77 #77BC3E

tetradic

#3E77BC #BC3EB6 #BC833E #3EBC44

square

#3E77BC #BC3EB6 #BC833E #3EBC44

split-complementary

#3E77BC #BC443E #B6BC3E

monochromatic

#203D60 #2F5A8E #3E77BC #6A97CE #98B7DD

Accessibility & contrast

On white

4.60

#3E77BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#3E77BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3E77BC

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E77BC	#FFFFFF	#000000	##FFFFFF
##3E77BC	1.00	4.60	4.57	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#587CBF

Deuteranopia (green-blind)

#4670BB

Tritanopia (blue-blind)

#008790

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3e77bc;
/* rgb */ color: rgb(62, 119, 188);
/* oklch */ color: oklch(56.4% 0.123 254.5);

Tailwind

colors: {
  custom: {
    50: '#809dd0',
    500: '#3e77bc',
    950: '#000000',
  },
}

SCSS

$custom: #3e77bc;
$custom-light: #809dd0;
$custom-dark: #000000;

JSON

{
  "hex": "#3e77bc",
  "rgb": {
    "r": 62,
    "g": 119,
    "b": 188
  },
  "hsl": {
    "h": 212.857,
    "s": 50.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.56362,
    "c": 0.12318,
    "h": 254.5
  },
  "luminance": 0.17849
}

Semantic roles & 50–950 ramp

primary

#3E77BC

secondary

#C9AE8D

accent

#9B4EDA

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3E77BC

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

Preview Lab → · Contrast checker → · Palette generator →