#3B75BE#3B75BE

#3B75BE is a mid, vivid cyan. Relative luminance 0.174; OKLCH L 55.9% C 0.129 H 255.3°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#3B75BE
RGB	rgb(59, 117, 190)
HSL	hsl(213, 53%, 49%)
HSV	hsv(213, 69%, 75%)
CMYK	cmyk(68.9%, 38.4%, 0%, 25.5%)
CIE-LAB	lab(48.72, 5.24, -43.87)
CIE-LCH	lch(48.72, 44.19, 276.81°)
OKLab	oklab(55.91% -0.0326 -0.1249)
OKLCH	oklch(55.91% 0.129 255.3)
XYZ	xyz(17.4558, 17.3683, 51.1377)
Luminance	0.1737 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B75BE #BE843B

analogous

#3BB7BE #3B75BE #433BBE

triadic

#3B75BE #BE3B75 #75BE3B

tetradic

#3B75BE #BE3BB7 #BE843B #3BBE43

square

#3B75BE #BE3BB7 #BE843B #3BBE43

split-complementary

#3B75BE #BE433B #B7BE3B

monochromatic

#1E3B61 #2C588F #3B75BE #6795D0 #95B6DE

Accessibility & contrast

On white

4.69

#3B75BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#3B75BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B75BE

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B75BE	#FFFFFF	#000000	##FFFFFF
##3B75BE	1.00	4.69	4.47	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#547AC1

Deuteranopia (green-blind)

#406EBD

Tritanopia (blue-blind)

#008690

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3b75be;
/* rgb */ color: rgb(59, 117, 190);
/* oklch */ color: oklch(55.9% 0.129 255.3);

Tailwind

colors: {
  custom: {
    50: '#809cd2',
    500: '#3b75be',
    950: '#000000',
  },
}

SCSS

$custom: #3b75be;
$custom-light: #809cd2;
$custom-dark: #000000;

JSON

{
  "hex": "#3b75be",
  "rgb": {
    "r": 59,
    "g": 117,
    "b": 190
  },
  "hsl": {
    "h": 213.435,
    "s": 52.61,
    "l": 48.824
  },
  "oklch": {
    "l": 0.55905,
    "c": 0.12909,
    "h": 255.3
  },
  "luminance": 0.1737
}

Semantic roles & 50–950 ramp

primary

#3B75BE

secondary

#CAAE8B

accent

#9C4CDC

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3B75BE

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

Preview Lab → · Contrast checker → · Palette generator →