#3D75B2#3D75B2

#3D75B2 is a mid, moderate cyan. Relative luminance 0.169; OKLCH L 55.3% C 0.112 H 252.3°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#3D75B2
RGB	rgb(61, 117, 178)
HSL	hsl(211, 49%, 47%)
HSV	hsv(211, 66%, 70%)
CMYK	cmyk(65.7%, 34.3%, 0%, 30.2%)
CIE-LAB	lab(48.17, 1.31, -37.81)
CIE-LCH	lch(48.17, 37.83, 271.98°)
OKLab	oklab(55.29% -0.0343 -0.1071)
OKLCH	oklch(55.29% 0.112 252.3)
XYZ	xyz(16.3187, 16.9274, 44.5182)
Luminance	0.1693 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D75B2 #B27A3D

analogous

#3DB0B2 #3D75B2 #403DB2

triadic

#3D75B2 #B23D75 #75B23D

tetradic

#3D75B2 #B23DB0 #B27A3D #3DB240

square

#3D75B2 #B23DB0 #B27A3D #3DB240

split-complementary

#3D75B2 #B2403D #B0B23D

monochromatic

#1E3957 #2D5784 #3D75B2 #6394C9 #90B3D9

Accessibility & contrast

On white

4.79

#3D75B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#3D75B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D75B2

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D75B2	#FFFFFF	#000000	##FFFFFF
##3D75B2	1.00	4.79	4.39	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A78B5

Deuteranopia (green-blind)

#4A6DB1

Tritanopia (blue-blind)

#00838B

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3d75b2;
/* rgb */ color: rgb(61, 117, 178);
/* oklch */ color: oklch(55.3% 0.112 252.3);

Tailwind

colors: {
  custom: {
    50: '#7e9cc9',
    500: '#3d75b2',
    950: '#000000',
  },
}

SCSS

$custom: #3d75b2;
$custom-light: #7e9cc9;
$custom-dark: #000000;

JSON

{
  "hex": "#3d75b2",
  "rgb": {
    "r": 61,
    "g": 117,
    "b": 178
  },
  "hsl": {
    "h": 211.282,
    "s": 48.954,
    "l": 46.863
  },
  "oklch": {
    "l": 0.5529,
    "c": 0.11247,
    "h": 252.3
  },
  "luminance": 0.16929
}

Semantic roles & 50–950 ramp

primary

#3D75B2

secondary

#C4A787

accent

#974FD9

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3D75B2

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

Preview Lab → · Contrast checker → · Palette generator →