#3B7FBB#3B7FBB

#3B7FBB is a mid, moderate cyan. Relative luminance 0.197; OKLCH L 58.0% C 0.115 H 247.9°. Best body text is #000000 at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#3B7FBB
RGB	rgb(59, 127, 187)
HSL	hsl(208, 52%, 48%)
HSV	hsv(208, 68%, 73%)
CMYK	cmyk(68.4%, 32.1%, 0%, 26.7%)
CIE-LAB	lab(51.49, -1.88, -37.77)
CIE-LCH	lch(51.49, 37.82, 267.16°)
OKLab	oklab(58.02% -0.0434 -0.1069)
OKLCH	oklch(58.02% 0.115 247.9)
XYZ	xyz(18.3593, 19.6945, 49.8379)
Luminance	0.1970 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B7FBB #BB773B

analogous

#3BBBB7 #3B7FBB #3B3FBB

triadic

#3B7FBB #BB3B7F #7FBB3B

tetradic

#3B7FBB #B73BBB #BB773B #3FBB3B

square

#3B7FBB #B73BBB #BB773B #3FBB3B

split-complementary

#3B7FBB #BB3B3F #BBB73B

monochromatic

#1E405E #2C5F8C #3B7FBB #659DCE #93BBDD

Accessibility & contrast

On white

4.25

#3B7FBB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.94

#3B7FBB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B7FBB

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B7FBB	#FFFFFF	#000000	##000000
##3B7FBB	1.00	4.25	4.94	4.94
#FFFFFF	4.25	1.00	21.00	21.00
#000000	4.94	21.00	1.00	1.00
##000000	4.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6481BE

Deuteranopia (green-blind)

#5375BA

Tritanopia (blue-blind)

#008D94

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #3b7fbb;
/* rgb */ color: rgb(59, 127, 187);
/* oklch */ color: oklch(58.0% 0.115 247.9);

Tailwind

colors: {
  custom: {
    50: '#7fa3cf',
    500: '#3b7fbb',
    950: '#000000',
  },
}

SCSS

$custom: #3b7fbb;
$custom-light: #7fa3cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3b7fbb",
  "rgb": {
    "r": 59,
    "g": 127,
    "b": 187
  },
  "hsl": {
    "h": 208.125,
    "s": 52.033,
    "l": 48.235
  },
  "oklch": {
    "l": 0.58023,
    "c": 0.11541,
    "h": 247.9
  },
  "luminance": 0.19696
}

Semantic roles & 50–950 ramp

primary

#3B7FBB

secondary

#C8A78A

accent

#8F4CDB

background

#F8FAFC

surface

#EFF3F9

border

#CACDD2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3B7FBB

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

Preview Lab → · Contrast checker → · Palette generator →