#3B7BBE#3B7BBE

#3B7BBE is a mid, vivid cyan. Relative luminance 0.188; OKLCH L 57.3% C 0.123 H 251.7°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#3B7BBE
RGB	rgb(59, 123, 190)
HSL	hsl(211, 53%, 49%)
HSV	hsv(211, 69%, 75%)
CMYK	cmyk(68.9%, 35.3%, 0%, 25.5%)
CIE-LAB	lab(50.47, 1.58, -41.11)
CIE-LCH	lch(50.47, 41.14, 272.20°)
OKLab	oklab(57.27% -0.0386 -0.1167)
OKLCH	oklch(57.27% 0.123 251.7)
XYZ	xyz(18.1774, 18.8115, 51.3782)
Luminance	0.1881 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B7BBE #BE7E3B

analogous

#3BBDBE #3B7BBE #3D3BBE

triadic

#3B7BBE #BE3B7B #7BBE3B

tetradic

#3B7BBE #BE3BBD #BE7E3B #3BBE3D

square

#3B7BBE #BE3BBD #BE7E3B #3BBE3D

split-complementary

#3B7BBE #BE3D3B #BDBE3B

monochromatic

#1E3F61 #2C5D8F #3B7BBE #679AD0 #95B9DE

Accessibility & contrast

On white

4.41

#3B7BBE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#3B7BBE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B7BBE

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B7BBE	#FFFFFF	#000000	##000000
##3B7BBE	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D7FC1

Deuteranopia (green-blind)

#4A73BD

Tritanopia (blue-blind)

#008B93

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3b7bbe;
/* rgb */ color: rgb(59, 123, 190);
/* oklch */ color: oklch(57.3% 0.123 251.7);

Tailwind

colors: {
  custom: {
    50: '#80a0d2',
    500: '#3b7bbe',
    950: '#000000',
  },
}

SCSS

$custom: #3b7bbe;
$custom-light: #80a0d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3b7bbe",
  "rgb": {
    "r": 59,
    "g": 123,
    "b": 190
  },
  "hsl": {
    "h": 210.687,
    "s": 52.61,
    "l": 48.824
  },
  "oklch": {
    "l": 0.57269,
    "c": 0.12293,
    "h": 251.7
  },
  "luminance": 0.18813
}

Semantic roles & 50–950 ramp

primary

#3B7BBE

secondary

#CAAB8B

accent

#964CDC

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3B7BBE

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

Preview Lab → · Contrast checker → · Palette generator →