#3D75B9#3D75B9

#3D75B9 is a mid, vivid cyan. Relative luminance 0.172; OKLCH L 55.7% C 0.122 H 254.6°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#3D75B9
RGB	rgb(61, 117, 185)
HSL	hsl(213, 50%, 48%)
HSV	hsv(213, 67%, 73%)
CMYK	cmyk(67%, 36.8%, 0%, 27.5%)
CIE-LAB	lab(48.53, 3.78, -41.29)
CIE-LCH	lch(48.53, 41.46, 275.23°)
OKLab	oklab(55.69% -0.0324 -0.1173)
OKLCH	oklch(55.69% 0.122 254.6)
XYZ	xyz(17.0395, 17.2157, 48.3145)
Luminance	0.1722 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D75B9 #B9813D

analogous

#3DB3B9 #3D75B9 #433DB9

triadic

#3D75B9 #B93D75 #75B93D

tetradic

#3D75B9 #B93DB3 #B9813D #3DB943

square

#3D75B9 #B93DB3 #B9813D #3DB943

split-complementary

#3D75B9 #B9433D #B3B93D

monochromatic

#1F3B5D #2E588B #3D75B9 #6695CD #95B5DC

Accessibility & contrast

On white

4.73

#3D75B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#3D75B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D75B9

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D75B9	#FFFFFF	#000000	##FFFFFF
##3D75B9	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#577ABC

Deuteranopia (green-blind)

#456EB8

Tritanopia (blue-blind)

#00858E

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3d75b9;
/* rgb */ color: rgb(61, 117, 185);
/* oklch */ color: oklch(55.7% 0.122 254.6);

Tailwind

colors: {
  custom: {
    50: '#809cce',
    500: '#3d75b9',
    950: '#000000',
  },
}

SCSS

$custom: #3d75b9;
$custom-light: #809cce;
$custom-dark: #000000;

JSON

{
  "hex": "#3d75b9",
  "rgb": {
    "r": 61,
    "g": 117,
    "b": 185
  },
  "hsl": {
    "h": 212.903,
    "s": 50.407,
    "l": 48.235
  },
  "oklch": {
    "l": 0.55691,
    "c": 0.12169,
    "h": 254.6
  },
  "luminance": 0.17217
}

Semantic roles & 50–950 ramp

primary

#3D75B9

secondary

#C7AC8B

accent

#9B4EDA

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3D75B9

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

Preview Lab → · Contrast checker → · Palette generator →