#3549A8#3549A8

#3549A8 is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.6% C 0.154 H 270.0°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#3549A8
RGB	rgb(53, 73, 168)
HSL	hsl(230, 52%, 43%)
HSV	hsv(230, 68%, 66%)
CMYK	cmyk(68.5%, 56.5%, 0%, 34.1%)
CIE-LAB	lab(34.70, 24.52, -53.49)
CIE-LCH	lch(34.70, 58.84, 294.62°)
OKLab	oklab(44.64% 0.0001 -0.1539)
OKLCH	oklch(44.64% 0.154 270)
XYZ	xyz(10.9162, 8.3481, 38.0743)
Luminance	0.0835 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3549A8 #A89435

analogous

#3582A8 #3549A8 #5A35A8

triadic

#3549A8 #A83549 #49A835

tetradic

#3549A8 #A83582 #A89435 #35A85A

square

#3549A8 #A83582 #A89435 #35A85A

split-complementary

#3549A8 #A85A35 #82A835

monochromatic

#18214B #263579 #3549A8 #5266C8 #808FD7

Accessibility & contrast

On white

7.87

#3549A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#3549A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3549A8

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3549A8	#FFFFFF	#000000	##FFFFFF
##3549A8	1.00	7.87	2.67	7.87
#FFFFFF	7.87	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057AB

Deuteranopia (green-blind)

#004DA6

Tritanopia (blue-blind)

#006071

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3549a8;
/* rgb */ color: rgb(53, 73, 168);
/* oklch */ color: oklch(44.6% 0.154 270.0);

Tailwind

colors: {
  custom: {
    50: '#7a7bc3',
    500: '#3549a8',
    950: '#000000',
  },
}

SCSS

$custom: #3549a8;
$custom-light: #7a7bc3;
$custom-dark: #000000;

JSON

{
  "hex": "#3549a8",
  "rgb": {
    "r": 53,
    "g": 73,
    "b": 168
  },
  "hsl": {
    "h": 229.565,
    "s": 52.036,
    "l": 43.333
  },
  "oklch": {
    "l": 0.44639,
    "c": 0.15395,
    "h": 270
  },
  "luminance": 0.08349
}

Semantic roles & 50–950 ramp

primary

#3549A8

secondary

#C0B478

accent

#C34CDB

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #3549A8

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

Preview Lab → · Contrast checker → · Palette generator →