#3B7CCB#3B7CCB

#3B7CCB is a mid, vivid cyan. Relative luminance 0.197; OKLCH L 58.3% C 0.139 H 254.8°. Best body text is #000000 at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#3B7CCB
RGB	rgb(59, 124, 203)
HSL	hsl(213, 58%, 51%)
HSV	hsv(213, 71%, 80%)
CMYK	cmyk(70.9%, 38.9%, 0%, 20.4%)
CIE-LAB	lab(51.44, 5.62, -46.99)
CIE-LCH	lch(51.44, 47.32, 276.83°)
OKLab	oklab(58.26% -0.0363 -0.1339)
OKLCH	oklch(58.26% 0.139 254.8)
XYZ	xyz(19.7868, 19.6548, 59.2393)
Luminance	0.1966 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B7CCB #CB8A3B

analogous

#3BC4CB #3B7CCB #423BCB

triadic

#3B7CCB #CB3B7C #7CCB3B

tetradic

#3B7CCB #CB3BC4 #CB8A3B #3BCB42

square

#3B7CCB #CB3BC4 #CB8A3B #3BCB42

split-complementary

#3B7CCB #CB423B #C4CB3B

monochromatic

#1D426E #2A5F9F #3B7CCB #6B9CD8 #9CBDE5

Accessibility & contrast

On white

4.26

#3B7CCB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.93

#3B7CCB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B7CCB

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B7CCB	#FFFFFF	#000000	##000000
##3B7CCB	1.00	4.26	4.93	4.93
#FFFFFF	4.26	1.00	21.00	21.00
#000000	4.93	21.00	1.00	1.00
##000000	4.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5882CE

Deuteranopia (green-blind)

#4174C9

Tritanopia (blue-blind)

#008E9A

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #3b7ccb;
/* rgb */ color: rgb(59, 124, 203);
/* oklch */ color: oklch(58.3% 0.139 254.8);

Tailwind

colors: {
  custom: {
    50: '#82a1db',
    500: '#3b7ccb',
    950: '#000000',
  },
}

SCSS

$custom: #3b7ccb;
$custom-light: #82a1db;
$custom-dark: #000000;

JSON

{
  "hex": "#3b7ccb",
  "rgb": {
    "r": 59,
    "g": 124,
    "b": 203
  },
  "hsl": {
    "h": 212.917,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.58258,
    "c": 0.13875,
    "h": 254.8
  },
  "luminance": 0.19657
}

Semantic roles & 50–950 ramp

primary

#3B7CCB

secondary

#D1B491

accent

#9B47E1

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3B7CCB

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

Preview Lab → · Contrast checker → · Palette generator →