#3B7FB2#3B7FB2

#3B7FB2 is a mid, moderate cyan. Relative luminance 0.193; OKLCH L 57.5% C 0.105 H 243.8°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#3B7FB2
RGB	rgb(59, 127, 178)
HSL	hsl(206, 50%, 46%)
HSV	hsv(206, 67%, 70%)
CMYK	cmyk(66.9%, 28.7%, 0%, 30.2%)
CIE-LAB	lab(51.06, -5.01, -33.27)
CIE-LCH	lch(51.06, 33.64, 261.44°)
OKLab	oklab(57.54% -0.0462 -0.0938)
OKLCH	oklch(57.54% 0.105 243.8)
XYZ	xyz(17.4258, 19.3211, 44.9218)
Luminance	0.1932 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B7FB2 #B26E3B

analogous

#3BB2AA #3B7FB2 #3B44B2

triadic

#3B7FB2 #B23B7F #7FB23B

tetradic

#3B7FB2 #AA3BB2 #B26E3B #44B23B

square

#3B7FB2 #AA3BB2 #B26E3B #44B23B

split-complementary

#3B7FB2 #B23B44 #B2AA3B

monochromatic

#1D3D56 #2C5E84 #3B7FB2 #609DCA #8EB9DA

Accessibility & contrast

On white

4.32

#3B7FB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#3B7FB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B7FB2

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B7FB2	#FFFFFF	#000000	##000000
##3B7FB2	1.00	4.32	4.86	4.86
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6880B4

Deuteranopia (green-blind)

#5874B1

Tritanopia (blue-blind)

#008B91

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #3b7fb2;
/* rgb */ color: rgb(59, 127, 178);
/* oklch */ color: oklch(57.5% 0.105 243.8);

Tailwind

colors: {
  custom: {
    50: '#7ea3c9',
    500: '#3b7fb2',
    950: '#000000',
  },
}

SCSS

$custom: #3b7fb2;
$custom-light: #7ea3c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3b7fb2",
  "rgb": {
    "r": 59,
    "g": 127,
    "b": 178
  },
  "hsl": {
    "h": 205.714,
    "s": 50.211,
    "l": 46.471
  },
  "oklch": {
    "l": 0.57544,
    "c": 0.10459,
    "h": 243.8
  },
  "luminance": 0.19323
}

Semantic roles & 50–950 ramp

primary

#3B7FB2

secondary

#C4A085

accent

#8A4EDA

background

#F8FAFC

surface

#EFF3F8

border

#CACDD1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3B7FB2

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

Preview Lab → · Contrast checker → · Palette generator →