#3A5BC9#3A5BC9

#3A5BC9 is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.1% C 0.175 H 267.3°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#3A5BC9
RGB	rgb(58, 91, 201)
HSL	hsl(226, 57%, 51%)
HSV	hsv(226, 71%, 79%)
CMYK	cmyk(71.1%, 54.7%, 0%, 21.2%)
CIE-LAB	lab(42.15, 25.58, -60.77)
CIE-LCH	lch(42.15, 65.94, 292.82°)
OKLab	oklab(51.08% -0.0084 -0.175)
OKLCH	oklch(51.08% 0.175 267.3)
XYZ	xyz(16.0250, 12.5971, 56.8340)
Luminance	0.1260 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A5BC9 #C9A83A

analogous

#3AA2C9 #3A5BC9 #603AC9

triadic

#3A5BC9 #C93A5B #5BC93A

tetradic

#3A5BC9 #C93AA2 #C9A83A #3AC960

square

#3A5BC9 #C93AA2 #C9A83A #3AC960

split-complementary

#3A5BC9 #C9603A #A2C93A

monochromatic

#1D2F6B #2B459B #3A5BC9 #6A83D6 #9AABE3

Accessibility & contrast

On white

5.97

#3A5BC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#3A5BC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A5BC9

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A5BC9	#FFFFFF	#000000	##FFFFFF
##3A5BC9	1.00	5.97	3.52	5.97
#FFFFFF	5.97	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ACD

Deuteranopia (green-blind)

#005DC7

Tritanopia (blue-blind)

#007689

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #3a5bc9;
/* rgb */ color: rgb(58, 91, 201);
/* oklch */ color: oklch(51.1% 0.175 267.3);

Tailwind

colors: {
  custom: {
    50: '#8288da',
    500: '#3a5bc9',
    950: '#000000',
  },
}

SCSS

$custom: #3a5bc9;
$custom-light: #8288da;
$custom-dark: #000000;

JSON

{
  "hex": "#3a5bc9",
  "rgb": {
    "r": 58,
    "g": 91,
    "b": 201
  },
  "hsl": {
    "h": 226.154,
    "s": 56.972,
    "l": 50.784
  },
  "oklch": {
    "l": 0.51076,
    "c": 0.1752,
    "h": 267.3
  },
  "luminance": 0.12599
}

Semantic roles & 50–950 ramp

primary

#3A5BC9

secondary

#CFC090

accent

#BD48E0

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3A5BC9

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

Preview Lab → · Contrast checker → · Palette generator →