#3D74CA#3D74CA

#3D74CA is a mid, vivid blue. Relative luminance 0.177; OKLCH L 56.5% C 0.146 H 259.1°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#3D74CA
RGB	rgb(61, 116, 202)
HSL	hsl(217, 57%, 52%)
HSV	hsv(217, 70%, 79%)
CMYK	cmyk(69.8%, 42.6%, 0%, 20.8%)
CIE-LAB	lab(49.19, 10.49, -50.01)
CIE-LCH	lch(49.19, 51.10, 281.85°)
OKLab	oklab(56.51% -0.0276 -0.1429)
OKLCH	oklch(56.51% 0.146 259.1)
XYZ	xyz(18.8267, 17.7452, 58.2986)
Luminance	0.1775 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D74CA #CA933D

analogous

#3DBACA #3D74CA #4D3DCA

triadic

#3D74CA #CA3D74 #74CA3D

tetradic

#3D74CA #CA3DBA #CA933D #3DCA4D

square

#3D74CA #CA3DBA #CA933D #3DCA4D

split-complementary

#3D74CA #CA4D3D #BACA3D

monochromatic

#1E3D6E #2B589F #3D74CA #6D96D7 #9DB9E4

Accessibility & contrast

On white

4.62

#3D74CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#3D74CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3D74CA

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D74CA	#FFFFFF	#000000	##FFFFFF
##3D74CA	1.00	4.62	4.55	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B7CCD

Deuteranopia (green-blind)

#336FC8

Tritanopia (blue-blind)

#008895

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3d74ca;
/* rgb */ color: rgb(61, 116, 202);
/* oklch */ color: oklch(56.5% 0.146 259.1);

Tailwind

colors: {
  custom: {
    50: '#839bda',
    500: '#3d74ca',
    950: '#000000',
  },
}

SCSS

$custom: #3d74ca;
$custom-light: #839bda;
$custom-dark: #000000;

JSON

{
  "hex": "#3d74ca",
  "rgb": {
    "r": 61,
    "g": 116,
    "b": 202
  },
  "hsl": {
    "h": 216.596,
    "s": 57.085,
    "l": 51.569
  },
  "oklch": {
    "l": 0.56506,
    "c": 0.14554,
    "h": 259.1
  },
  "luminance": 0.17747
}

Semantic roles & 50–950 ramp

primary

#3D74CA

secondary

#D0B892

accent

#A547E0

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3D74CA

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

Preview Lab → · Contrast checker → · Palette generator →