#3B7BBA#3B7BBA

#3B7BBA is a mid, moderate cyan. Relative luminance 0.186; OKLCH L 57.0% C 0.118 H 250.3°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#3B7BBA
RGB	rgb(59, 123, 186)
HSL	hsl(210, 52%, 48%)
HSV	hsv(210, 68%, 73%)
CMYK	cmyk(68.3%, 33.9%, 0%, 27.1%)
CIE-LAB	lab(50.26, 0.16, -39.13)
CIE-LCH	lch(50.26, 39.13, 270.24°)
OKLab	oklab(57.04% -0.0397 -0.1109)
OKLCH	oklch(57.04% 0.118 250.3)
XYZ	xyz(17.7462, 18.6390, 49.1073)
Luminance	0.1864 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B7BBA #BA7A3B

analogous

#3BBAB9 #3B7BBA #3B3BBA

triadic

#3B7BBA #BA3B7B #7BBA3B

tetradic

#3B7BBA #B93BBA #BA7A3B #3BBA3B

square

#3B7BBA #B93BBA #BA7A3B #3BBA3B

split-complementary

#3B7BBA #BA3B3B #BAB93B

monochromatic

#1E3E5D #2C5C8C #3B7BBA #649ACE #93B8DD

Accessibility & contrast

On white

4.44

#3B7BBA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#3B7BBA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B7BBA

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B7BBA	#FFFFFF	#000000	##000000
##3B7BBA	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F7EBD

Deuteranopia (green-blind)

#4D72B9

Tritanopia (blue-blind)

#008A92

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3b7bba;
/* rgb */ color: rgb(59, 123, 186);
/* oklch */ color: oklch(57.0% 0.118 250.3);

Tailwind

colors: {
  custom: {
    50: '#7fa0cf',
    500: '#3b7bba',
    950: '#000000',
  },
}

SCSS

$custom: #3b7bba;
$custom-light: #7fa0cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3b7bba",
  "rgb": {
    "r": 59,
    "g": 123,
    "b": 186
  },
  "hsl": {
    "h": 209.764,
    "s": 51.837,
    "l": 48.039
  },
  "oklch": {
    "l": 0.57042,
    "c": 0.11782,
    "h": 250.3
  },
  "luminance": 0.18641
}

Semantic roles & 50–950 ramp

primary

#3B7BBA

secondary

#C8A889

accent

#934DDB

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3B7BBA

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

Preview Lab → · Contrast checker → · Palette generator →