#3554B2#3554B2

#3554B2 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.7% C 0.154 H 266.7°. Best body text is #FFFFFF at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#3554B2
RGB	rgb(53, 84, 178)
HSL	hsl(225, 54%, 45%)
HSV	hsv(225, 70%, 70%)
CMYK	cmyk(70.2%, 52.8%, 0%, 30.2%)
CIE-LAB	lab(38.39, 20.97, -53.44)
CIE-LCH	lch(38.39, 57.41, 291.42°)
OKLab	oklab(47.65% -0.0088 -0.1536)
OKLCH	oklch(47.65% 0.154 266.7)
XYZ	xyz(12.6716, 10.3106, 43.4332)
Luminance	0.1031 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3554B2 #B29335

analogous

#3592B2 #3554B2 #5435B2

triadic

#3554B2 #B23554 #54B235

tetradic

#3554B2 #B23592 #B29335 #35B254

square

#3554B2 #B23592 #B29335 #35B254

split-complementary

#3554B2 #B25435 #92B235

monochromatic

#192754 #273E83 #3554B2 #5774CD #869BDB

Accessibility & contrast

On white

6.86

#3554B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#3554B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3554B2

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3554B2	#FFFFFF	#000000	##FFFFFF
##3554B2	1.00	6.86	3.06	6.86
#FFFFFF	6.86	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1560B5

Deuteranopia (green-blind)

#0055B0

Tritanopia (blue-blind)

#006A7B

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3554b2;
/* rgb */ color: rgb(53, 84, 178);
/* oklch */ color: oklch(47.7% 0.154 266.7);

Tailwind

colors: {
  custom: {
    50: '#7c83ca',
    500: '#3554b2',
    950: '#000000',
  },
}

SCSS

$custom: #3554b2;
$custom-light: #7c83ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3554b2",
  "rgb": {
    "r": 53,
    "g": 84,
    "b": 178
  },
  "hsl": {
    "h": 225.12,
    "s": 54.113,
    "l": 45.294
  },
  "oklch": {
    "l": 0.47655,
    "c": 0.15389,
    "h": 266.7
  },
  "luminance": 0.10312
}

Semantic roles & 50–950 ramp

primary

#3554B2

secondary

#C5B37E

accent

#B94ADD

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3554B2

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

Preview Lab → · Contrast checker → · Palette generator →