#3D75BA#3D75BA

#3D75BA is a mid, vivid cyan. Relative luminance 0.173; OKLCH L 55.8% C 0.123 H 254.8°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#3D75BA
RGB	rgb(61, 117, 186)
HSL	hsl(213, 51%, 48%)
HSV	hsv(213, 67%, 73%)
CMYK	cmyk(67.2%, 37.1%, 0%, 27.1%)
CIE-LAB	lab(48.58, 4.14, -41.78)
CIE-LCH	lch(48.58, 41.98, 275.65°)
OKLab	oklab(55.75% -0.0322 -0.1187)
OKLCH	oklch(55.75% 0.123 254.8)
XYZ	xyz(17.1455, 17.2581, 48.8724)
Luminance	0.1726 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D75BA #BA823D

analogous

#3DB3BA #3D75BA #433DBA

triadic

#3D75BA #BA3D75 #75BA3D

tetradic

#3D75BA #BA3DB3 #BA823D #3DBA43

square

#3D75BA #BA3DB3 #BA823D #3DBA43

split-complementary

#3D75BA #BA433D #B3BA3D

monochromatic

#1F3B5E #2E588C #3D75BA #6795CD #95B5DC

Accessibility & contrast

On white

4.72

#3D75BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#3D75BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D75BA

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D75BA	#FFFFFF	#000000	##FFFFFF
##3D75BA	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#567ABD

Deuteranopia (green-blind)

#446EB9

Tritanopia (blue-blind)

#00858E

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3d75ba;
/* rgb */ color: rgb(61, 117, 186);
/* oklch */ color: oklch(55.8% 0.123 254.8);

Tailwind

colors: {
  custom: {
    50: '#809ccf',
    500: '#3d75ba',
    950: '#000000',
  },
}

SCSS

$custom: #3d75ba;
$custom-light: #809ccf;
$custom-dark: #000000;

JSON

{
  "hex": "#3d75ba",
  "rgb": {
    "r": 61,
    "g": 117,
    "b": 186
  },
  "hsl": {
    "h": 213.12,
    "s": 50.607,
    "l": 48.431
  },
  "oklch": {
    "l": 0.5575,
    "c": 0.12301,
    "h": 254.8
  },
  "luminance": 0.1726
}

Semantic roles & 50–950 ramp

primary

#3D75BA

secondary

#C8AD8B

accent

#9B4EDA

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3D75BA

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

Preview Lab → · Contrast checker → · Palette generator →