#3A4B7D#3A4B7D

#3A4B7D is a dark, moderate blue. Relative luminance 0.074; OKLCH L 42.3% C 0.086 H 268.4°. Best body text is #FFFFFF at 8.46:1 contrast (WCAG AA passes).

Color values

HEX	#3A4B7D
RGB	rgb(58, 75, 125)
HSL	hsl(225, 37%, 36%)
HSV	hsv(225, 54%, 49%)
CMYK	cmyk(53.6%, 40%, 0%, 51%)
CIE-LAB	lab(32.73, 8.74, -30.45)
CIE-LCH	lch(32.73, 31.68, 286.02°)
OKLab	oklab(42.31% -0.0024 -0.0861)
OKLCH	oklch(42.31% 0.086 268.4)
XYZ	xyz(7.9615, 7.4118, 20.4092)
Luminance	0.0741 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A4B7D #7D6C3A

analogous

#3A6C7D #3A4B7D #4A3A7D

triadic

#3A4B7D #7D3A4B #4B7D3A

tetradic

#3A4B7D #7D3A6C #7D6C3A #3A7D4A

square

#3A4B7D #7D3A6C #7D6C3A #3A7D4A

split-complementary

#3A4B7D #7D4A3A #6C7D3A

monochromatic

#131929 #273253 #3A4B7D #4D64A7 #7386BE

Accessibility & contrast

On white

8.46

#3A4B7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#3A4B7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A4B7D

8.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A4B7D	#FFFFFF	#000000	##FFFFFF
##3A4B7D	1.00	8.46	2.48	8.46
#FFFFFF	8.46	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37507F

Deuteranopia (green-blind)

#304A7C

Tritanopia (blue-blind)

#1B565E

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3a4b7d;
/* rgb */ color: rgb(58, 75, 125);
/* oklch */ color: oklch(42.3% 0.086 268.4);

Tailwind

colors: {
  custom: {
    50: '#757da3',
    500: '#3a4b7d',
    950: '#000000',
  },
}

SCSS

$custom: #3a4b7d;
$custom-light: #757da3;
$custom-dark: #000000;

JSON

{
  "hex": "#3a4b7d",
  "rgb": {
    "r": 58,
    "g": 75,
    "b": 125
  },
  "hsl": {
    "h": 224.776,
    "s": 36.612,
    "l": 35.882
  },
  "oklch": {
    "l": 0.42312,
    "c": 0.08615,
    "h": 268.4
  },
  "luminance": 0.07412
}

Semantic roles & 50–950 ramp

primary

#3A4B7D

secondary

#A8986B

accent

#B05BCD

background

#F7F7FA

surface

#EDEEF3

border

#C8C9CD

text

#09090F

muted

#7B7B7F

Preview Lab

Preview with #3A4B7D

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

Preview Lab → · Contrast checker → · Palette generator →