#3B7CBF#3B7CBF

#3B7CBF is a mid, vivid cyan. Relative luminance 0.191; OKLCH L 57.6% C 0.123 H 251.4°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#3B7CBF
RGB	rgb(59, 124, 191)
HSL	hsl(210, 53%, 49%)
HSV	hsv(210, 69%, 75%)
CMYK	cmyk(69.1%, 35.1%, 0%, 25.1%)
CIE-LAB	lab(50.81, 1.33, -41.14)
CIE-LCH	lch(50.81, 41.16, 271.86°)
OKLab	oklab(57.56% -0.0393 -0.1168)
OKLCH	oklch(57.56% 0.123 251.4)
XYZ	xyz(18.4118, 19.1048, 51.9974)
Luminance	0.1911 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B7CBF #BF7E3B

analogous

#3BBEBF #3B7CBF #3C3BBF

triadic

#3B7CBF #BF3B7C #7CBF3B

tetradic

#3B7CBF #BF3BBE #BF7E3B #3BBF3C

square

#3B7CBF #BF3BBE #BF7E3B #3BBF3C

split-complementary

#3B7CBF #BF3C3B #BEBF3B

monochromatic

#1E3F61 #2D5E90 #3B7CBF #679BD0 #96BADF

Accessibility & contrast

On white

4.36

#3B7CBF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#3B7CBF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B7CBF

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B7CBF	#FFFFFF	#000000	##000000
##3B7CBF	1.00	4.36	4.82	4.82
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E80C2

Deuteranopia (green-blind)

#4B73BE

Tritanopia (blue-blind)

#008C94

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3b7cbf;
/* rgb */ color: rgb(59, 124, 191);
/* oklch */ color: oklch(57.6% 0.123 251.4);

Tailwind

colors: {
  custom: {
    50: '#80a1d2',
    500: '#3b7cbf',
    950: '#000000',
  },
}

SCSS

$custom: #3b7cbf;
$custom-light: #80a1d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3b7cbf",
  "rgb": {
    "r": 59,
    "g": 124,
    "b": 191
  },
  "hsl": {
    "h": 210.455,
    "s": 52.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.57555,
    "c": 0.12322,
    "h": 251.4
  },
  "luminance": 0.19107
}

Semantic roles & 50–950 ramp

primary

#3B7CBF

secondary

#CAAB8C

accent

#954CDC

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3B7CBF

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

Preview Lab → · Contrast checker → · Palette generator →