#3040AE#3040AE

#3040AE is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.2% C 0.175 H 270.7°. Best body text is #FFFFFF at 8.50:1 contrast (WCAG AA passes).

Color values

HEX	#3040AE
RGB	rgb(48, 64, 174)
HSL	hsl(232, 57%, 44%)
HSV	hsv(232, 72%, 68%)
CMYK	cmyk(72.4%, 63.2%, 0%, 31.8%)
CIE-LAB	lab(32.59, 31.91, -60.52)
CIE-LCH	lch(32.59, 68.41, 297.80°)
OKLab	oklab(43.15% 0.0021 -0.1748)
OKLCH	oklch(43.15% 0.175 270.7)
XYZ	xyz(10.6897, 7.3501, 40.8915)
Luminance	0.0735 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3040AE #AE9E30

analogous

#307FAE #3040AE #5F30AE

triadic

#3040AE #AE3040 #40AE30

tetradic

#3040AE #AE307F #AE9E30 #30AE5F

square

#3040AE #AE307F #AE9E30 #30AE5F

split-complementary

#3040AE #AE5F30 #7FAE30

monochromatic

#161D4E #232E7E #3040AE #4D5ECE #7D89DB

Accessibility & contrast

On white

8.50

#3040AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#3040AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3040AE

8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3040AE	#FFFFFF	#000000	##FFFFFF
##3040AE	1.00	8.50	2.47	8.50
#FFFFFF	8.50	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B2

Deuteranopia (green-blind)

#0047AC

Tritanopia (blue-blind)

#005C71

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3040ae;
/* rgb */ color: rgb(48, 64, 174);
/* oklch */ color: oklch(43.2% 0.175 270.7);

Tailwind

colors: {
  custom: {
    50: '#7a74c7',
    500: '#3040ae',
    950: '#000000',
  },
}

SCSS

$custom: #3040ae;
$custom-light: #7a74c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3040ae",
  "rgb": {
    "r": 48,
    "g": 64,
    "b": 174
  },
  "hsl": {
    "h": 232.381,
    "s": 56.757,
    "l": 43.529
  },
  "oklch": {
    "l": 0.43152,
    "c": 0.17481,
    "h": 270.7
  },
  "luminance": 0.07351
}

Semantic roles & 50–950 ramp

primary

#3040AE

secondary

#C4BA76

accent

#CD48E0

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3040AE

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

Preview Lab → · Contrast checker → · Palette generator →