#3A55BF#3A55BF

#3A55BF is a mid, vivid blue. Relative luminance 0.112; OKLCH L 49.1% C 0.169 H 268.6°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#3A55BF
RGB	rgb(58, 85, 191)
HSL	hsl(228, 53%, 49%)
HSV	hsv(228, 70%, 75%)
CMYK	cmyk(69.6%, 55.5%, 0%, 25.1%)
CIE-LAB	lab(39.84, 25.81, -58.71)
CIE-LCH	lch(39.84, 64.13, 293.73°)
OKLab	oklab(49.11% -0.0041 -0.169)
OKLCH	oklch(49.11% 0.169 268.6)
XYZ	xyz(14.3942, 11.1567, 50.6750)
Luminance	0.1116 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A55BF #BFA43A

analogous

#3A98BF #3A55BF #623ABF

triadic

#3A55BF #BF3A55 #55BF3A

tetradic

#3A55BF #BF3A98 #BFA43A #3ABF62

square

#3A55BF #BF3A98 #BFA43A #3ABF62

split-complementary

#3A55BF #BF623A #98BF3A

monochromatic

#1D2B61 #2C4090 #3A55BF #667BD0 #95A4DF

Accessibility & contrast

On white

6.50

#3A55BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#3A55BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A55BF

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A55BF	#FFFFFF	#000000	##FFFFFF
##3A55BF	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C3

Deuteranopia (green-blind)

#0058BD

Tritanopia (blue-blind)

#006F81

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3a55bf;
/* rgb */ color: rgb(58, 85, 191);
/* oklch */ color: oklch(49.1% 0.169 268.6);

Tailwind

colors: {
  custom: {
    50: '#8084d3',
    500: '#3a55bf',
    950: '#000000',
  },
}

SCSS

$custom: #3a55bf;
$custom-light: #8084d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3a55bf",
  "rgb": {
    "r": 58,
    "g": 85,
    "b": 191
  },
  "hsl": {
    "h": 227.82,
    "s": 53.414,
    "l": 48.824
  },
  "oklch": {
    "l": 0.49111,
    "c": 0.16907,
    "h": 268.6
  },
  "luminance": 0.11158
}

Semantic roles & 50–950 ramp

primary

#3A55BF

secondary

#CABD8B

accent

#BF4BDD

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3A55BF

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

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