#3B54C8#3B54C8

#3B54C8 is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.7% C 0.182 H 269.4°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#3B54C8
RGB	rgb(59, 84, 200)
HSL	hsl(229, 56%, 51%)
HSV	hsv(229, 71%, 78%)
CMYK	cmyk(70.5%, 58%, 0%, 21.6%)
CIE-LAB	lab(40.31, 29.84, -63.18)
CIE-LCH	lch(40.31, 69.87, 295.28°)
OKLab	oklab(49.69% -0.002 -0.1822)
OKLCH	oklch(49.69% 0.182 269.4)
XYZ	xyz(15.3957, 11.4390, 56.0290)
Luminance	0.1144 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B54C8 #C8AF3B

analogous

#3B9AC8 #3B54C8 #683BC8

triadic

#3B54C8 #C83B54 #54C83B

tetradic

#3B54C8 #C83B9A #C8AF3B #3BC868

square

#3B54C8 #C83B9A #C8AF3B #3BC868

split-complementary

#3B54C8 #C8683B #9AC83B

monochromatic

#1E2C6B #2B3F9A #3B54C8 #6B7ED5 #9BA7E3

Accessibility & contrast

On white

6.39

#3B54C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#3B54C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B54C8

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B54C8	#FFFFFF	#000000	##FFFFFF
##3B54C8	1.00	6.39	3.29	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066CC

Deuteranopia (green-blind)

#0059C6

Tritanopia (blue-blind)

#007186

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3b54c8;
/* rgb */ color: rgb(59, 84, 200);
/* oklch */ color: oklch(49.7% 0.182 269.4);

Tailwind

colors: {
  custom: {
    50: '#8383da',
    500: '#3b54c8',
    950: '#000000',
  },
}

SCSS

$custom: #3b54c8;
$custom-light: #8383da;
$custom-dark: #000000;

JSON

{
  "hex": "#3b54c8",
  "rgb": {
    "r": 59,
    "g": 84,
    "b": 200
  },
  "hsl": {
    "h": 229.362,
    "s": 56.175,
    "l": 50.784
  },
  "oklch": {
    "l": 0.49686,
    "c": 0.18217,
    "h": 269.4
  },
  "luminance": 0.11441
}

Semantic roles & 50–950 ramp

primary

#3B54C8

secondary

#CFC490

accent

#C548DF

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3B54C8

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

Preview Lab → · Contrast checker → · Palette generator →