#3A538D#3A538D

#3A538D is a mid, moderate blue. Relative luminance 0.090; OKLCH L 45.1% C 0.100 H 265.1°. Best body text is #FFFFFF at 7.50:1 contrast (WCAG AA passes).

Color values

HEX	#3A538D
RGB	rgb(58, 83, 141)
HSL	hsl(222, 42%, 39%)
HSV	hsv(222, 59%, 55%)
CMYK	cmyk(58.9%, 41.1%, 0%, 44.7%)
CIE-LAB	lab(36.00, 9.07, -35.10)
CIE-LCH	lch(36.00, 36.25, 284.49°)
OKLab	oklab(45.13% -0.0086 -0.0996)
OKLCH	oklch(45.13% 0.1 265.1)
XYZ	xyz(9.6443, 9.0084, 26.4247)
Luminance	0.0901 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A538D #8D743A

analogous

#3A7D8D #3A538D #4B3A8D

triadic

#3A538D #8D3A53 #538D3A

tetradic

#3A538D #8D3A7D #8D743A #3A8D4B

square

#3A538D #8D3A7D #8D743A #3A8D4B

split-complementary

#3A538D #8D4B3A #7D8D3A

monochromatic

#162036 #283962 #3A538D #4E6DB6 #7991C8

Accessibility & contrast

On white

7.50

#3A538D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#3A538D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A538D

7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A538D	#FFFFFF	#000000	##FFFFFF
##3A538D	1.00	7.50	2.80	7.50
#FFFFFF	7.50	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A598F

Deuteranopia (green-blind)

#30518C

Tritanopia (blue-blind)

#006069

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3a538d;
/* rgb */ color: rgb(58, 83, 141);
/* oklch */ color: oklch(45.1% 0.100 265.1);

Tailwind

colors: {
  custom: {
    50: '#7783ae',
    500: '#3a538d',
    950: '#000000',
  },
}

SCSS

$custom: #3a538d;
$custom-light: #7783ae;
$custom-dark: #000000;

JSON

{
  "hex": "#3a538d",
  "rgb": {
    "r": 58,
    "g": 83,
    "b": 141
  },
  "hsl": {
    "h": 221.928,
    "s": 41.709,
    "l": 39.02
  },
  "oklch": {
    "l": 0.45133,
    "c": 0.10001,
    "h": 265.1
  },
  "luminance": 0.09009
}

Semantic roles & 50–950 ramp

primary

#3A538D

secondary

#B19E71

accent

#AC56D2

background

#F7F7FA

surface

#EEEEF4

border

#C9C9CE

text

#090A10

muted

#7B7C7F

Preview Lab

Preview with #3A538D

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

Preview Lab → · Contrast checker → · Palette generator →