#3B7BD2#3B7BD2

#3B7BD2 is a mid, vivid cyan. Relative luminance 0.197; OKLCH L 58.5% C 0.149 H 256.9°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#3B7BD2
RGB	rgb(59, 123, 210)
HSL	hsl(215, 63%, 53%)
HSV	hsv(215, 72%, 82%)
CMYK	cmyk(71.9%, 41.4%, 0%, 17.6%)
CIE-LAB	lab(51.55, 8.77, -50.80)
CIE-LCH	lch(51.55, 51.55, 279.79°)
OKLab	oklab(58.47% -0.0338 -0.1451)
OKLCH	oklch(58.47% 0.149 256.9)
XYZ	xyz(20.5152, 19.7466, 63.6906)
Luminance	0.1975 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B7BD2 #D2923B

analogous

#3BC6D2 #3B7BD2 #473BD2

triadic

#3B7BD2 #D23B7B #7BD23B

tetradic

#3B7BD2 #D23BC6 #D2923B #3BD247

square

#3B7BD2 #D23BC6 #D2923B #3BD247

split-complementary

#3B7BD2 #D2473B #C6D23B

monochromatic

#1B4277 #275EA9 #3B7BD2 #6D9DDD #9FBEE9

Accessibility & contrast

On white

4.24

#3B7BD2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#3B7BD2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B7BD2

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B7BD2	#FFFFFF	#000000	##000000
##3B7BD2	1.00	4.24	4.95	4.95
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.95	21.00	1.00	1.00
##000000	4.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5182D5

Deuteranopia (green-blind)

#3874D0

Tritanopia (blue-blind)

#008F9C

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #3b7bd2;
/* rgb */ color: rgb(59, 123, 210);
/* oklch */ color: oklch(58.5% 0.149 256.9);

Tailwind

colors: {
  custom: {
    50: '#83a0e0',
    500: '#3b7bd2',
    950: '#000000',
  },
}

SCSS

$custom: #3b7bd2;
$custom-light: #83a0e0;
$custom-dark: #000000;

JSON

{
  "hex": "#3b7bd2",
  "rgb": {
    "r": 59,
    "g": 123,
    "b": 210
  },
  "hsl": {
    "h": 214.57,
    "s": 62.656,
    "l": 52.745
  },
  "oklch": {
    "l": 0.58466,
    "c": 0.14901,
    "h": 256.9
  },
  "luminance": 0.19749
}

Semantic roles & 50–950 ramp

primary

#3B7BD2

secondary

#D5B994

accent

#A042E6

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3B7BD2

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

Preview Lab → · Contrast checker → · Palette generator →