#3A5CCB#3A5CCB

#3A5CCB is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.4% C 0.177 H 267.1°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#3A5CCB
RGB	rgb(58, 92, 203)
HSL	hsl(226, 58%, 51%)
HSV	hsv(226, 71%, 80%)
CMYK	cmyk(71.4%, 54.7%, 0%, 20.4%)
CIE-LAB	lab(42.56, 25.66, -61.27)
CIE-LCH	lch(42.56, 66.42, 292.73°)
OKLab	oklab(51.43% -0.0091 -0.1764)
OKLCH	oklch(51.43% 0.177 267.1)
XYZ	xyz(16.3478, 12.8639, 58.1098)
Luminance	0.1287 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A5CCB #CBA93A

analogous

#3AA4CB #3A5CCB #603ACB

triadic

#3A5CCB #CB3A5C #5CCB3A

tetradic

#3A5CCB #CB3AA4 #CBA93A #3ACB60

square

#3A5CCB #CB3AA4 #CBA93A #3ACB60

split-complementary

#3A5CCB #CB603A #A4CB3A

monochromatic

#1D306E #2A459E #3A5CCB #6A84D8 #9BACE5

Accessibility & contrast

On white

5.88

#3A5CCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#3A5CCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A5CCB

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A5CCB	#FFFFFF	#000000	##FFFFFF
##3A5CCB	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BCF

Deuteranopia (green-blind)

#005EC9

Tritanopia (blue-blind)

#00778A

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #3a5ccb;
/* rgb */ color: rgb(58, 92, 203);
/* oklch */ color: oklch(51.4% 0.177 267.1);

Tailwind

colors: {
  custom: {
    50: '#8389dc',
    500: '#3a5ccb',
    950: '#000000',
  },
}

SCSS

$custom: #3a5ccb;
$custom-light: #8389dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3a5ccb",
  "rgb": {
    "r": 58,
    "g": 92,
    "b": 203
  },
  "hsl": {
    "h": 225.931,
    "s": 58.233,
    "l": 51.176
  },
  "oklch": {
    "l": 0.51428,
    "c": 0.17667,
    "h": 267.1
  },
  "luminance": 0.12866
}

Semantic roles & 50–950 ramp

primary

#3A5CCB

secondary

#D0C190

accent

#BD46E1

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3A5CCB

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

Preview Lab → · Contrast checker → · Palette generator →