#3754D2#3754D2

#3754D2 is a mid, vivid blue. Relative luminance 0.118; OKLCH L 50.3% C 0.196 H 268.4°. Best body text is #FFFFFF at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#3754D2
RGB	rgb(55, 84, 210)
HSL	hsl(229, 63%, 52%)
HSV	hsv(229, 74%, 82%)
CMYK	cmyk(73.8%, 60%, 0%, 17.6%)
CIE-LAB	lab(40.90, 32.94, -68.00)
CIE-LCH	lch(40.90, 75.56, 295.85°)
OKLab	oklab(50.32% -0.0056 -0.1964)
OKLCH	oklch(50.32% 0.196 268.4)
XYZ	xyz(16.3747, 11.8043, 62.3757)
Luminance	0.1181 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3754D2 #D2B537

analogous

#37A2D2 #3754D2 #6837D2

triadic

#3754D2 #D23754 #54D237

tetradic

#3754D2 #D237A2 #D2B537 #37D268

square

#3754D2 #D237A2 #D2B537 #37D268

split-complementary

#3754D2 #D26837 #A2D237

monochromatic

#1A2B74 #253EA6 #3754D2 #697FDD #9BA9E8

Accessibility & contrast

On white

6.25

#3754D2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#3754D2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3754D2

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3754D2	#FFFFFF	#000000	##FFFFFF
##3754D2	1.00	6.25	3.36	6.25
#FFFFFF	6.25	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D6

Deuteranopia (green-blind)

#0059D0

Tritanopia (blue-blind)

#00748B

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3754d2;
/* rgb */ color: rgb(55, 84, 210);
/* oklch */ color: oklch(50.3% 0.196 268.4);

Tailwind

colors: {
  custom: {
    50: '#8383e1',
    500: '#3754d2',
    950: '#000000',
  },
}

SCSS

$custom: #3754d2;
$custom-light: #8383e1;
$custom-dark: #000000;

JSON

{
  "hex": "#3754d2",
  "rgb": {
    "r": 55,
    "g": 84,
    "b": 210
  },
  "hsl": {
    "h": 228.774,
    "s": 63.265,
    "l": 51.961
  },
  "oklch": {
    "l": 0.50321,
    "c": 0.19646,
    "h": 268.4
  },
  "luminance": 0.11806
}

Semantic roles & 50–950 ramp

primary

#3754D2

secondary

#D4C890

accent

#C741E6

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3754D2

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

Preview Lab → · Contrast checker → · Palette generator →