#3D75EE#3D75EE

#3D75EE is a mid, vivid blue. Relative luminance 0.199; OKLCH L 59.2% C 0.192 H 263.1°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#3D75EE
RGB	rgb(61, 117, 238)
HSL	hsl(221, 84%, 59%)
HSV	hsv(221, 74%, 93%)
CMYK	cmyk(74.4%, 50.8%, 0%, 6.7%)
CIE-LAB	lab(51.71, 22.92, -66.30)
CIE-LCH	lch(51.71, 70.15, 289.07°)
OKLab	oklab(59.16% -0.023 -0.1908)
OKLCH	oklch(59.16% 0.192 263.1)
XYZ	xyz(23.7129, 19.8851, 83.4608)
Luminance	0.1989 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D75EE #EEB63D

analogous

#3DCDEE #3D75EE #5D3DEE

triadic

#3D75EE #EE3D75 #75EE3D

tetradic

#3D75EE #EE3DCD #EEB63D #3DEE5D

square

#3D75EE #EE3DCD #EEB63D #3DEE5D

split-complementary

#3D75EE #EE5D3D #CDEE3D

monochromatic

#0E3DA2 #1352DB #3D75EE #759DF3 #AEC5F8

Accessibility & contrast

On white

4.22

#3D75EE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#3D75EE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D75EE

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D75EE	#FFFFFF	#000000	##000000
##3D75EE	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2684F2

Deuteranopia (green-blind)

#0074EC

Tritanopia (blue-blind)

#0092A6

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #3d75ee;
/* rgb */ color: rgb(61, 117, 238);
/* oklch */ color: oklch(59.2% 0.192 263.1);

Tailwind

colors: {
  custom: {
    50: '#8a9cf4',
    500: '#3d75ee',
    950: '#000000',
  },
}

SCSS

$custom: #3d75ee;
$custom-light: #8a9cf4;
$custom-dark: #000000;

JSON

{
  "hex": "#3d75ee",
  "rgb": {
    "r": 61,
    "g": 117,
    "b": 238
  },
  "hsl": {
    "h": 221.017,
    "s": 83.886,
    "l": 58.627
  },
  "oklch": {
    "l": 0.59162,
    "c": 0.19216,
    "h": 263.1
  },
  "luminance": 0.19888
}

Semantic roles & 50–950 ramp

primary

#3D75EE

secondary

#E6D0A0

accent

#B92EFA

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0D0E17

muted

#7E7E85

Preview Lab

Preview with #3D75EE

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

Preview Lab → · Contrast checker → · Palette generator →