#030531#030531

#030531 is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.0% C 0.086 H 268.7°. Best body text is #FFFFFF at 19.63:1 contrast (WCAG AA passes).

Color values

HEX	#030531
RGB	rgb(3, 5, 49)
HSL	hsl(237, 88%, 10%)
HSV	hsv(237, 94%, 19%)
CMYK	cmyk(93.9%, 89.8%, 0%, 80.8%)
CIE-LAB	lab(3.16, 12.85, -26.96)
CIE-LCH	lch(3.16, 29.87, 295.49°)
OKLab	oklab(15.97% -0.0019 -0.0859)
OKLCH	oklch(15.97% 0.086 268.7)
XYZ	xyz(0.6460, 0.3496, 2.9386)
Luminance	0.0035 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030531 #312F03

analogous

#031C31 #030531 #180331

triadic

#030531 #310305 #053103

tetradic

#030531 #31031C #312F03 #033118

square

#030531 #31031C #312F03 #033118

split-complementary

#030531 #311803 #1C3103

monochromatic

#02031D #02031D #030531 #070B6B #0A11A4

Accessibility & contrast

On white

19.63

#030531 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#030531 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030531

19.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030531	#FFFFFF	#000000	##FFFFFF
##030531	1.00	19.63	1.07	19.63
#FFFFFF	19.63	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000E32

Deuteranopia (green-blind)

#000930

Tritanopia (blue-blind)

#00121A

Achromatopsia (no color)

#0B0B0B

Design tokens & code

CSS

--color: #030531;
/* rgb */ color: rgb(3, 5, 49);
/* oklch */ color: oklch(16.0% 0.086 268.7);

Tailwind

colors: {
  custom: {
    50: '#4a4869',
    500: '#030531',
    950: '#000000',
  },
}

SCSS

$custom: #030531;
$custom-light: #4a4869;
$custom-dark: #000000;

JSON

{
  "hex": "#030531",
  "rgb": {
    "r": 3,
    "g": 5,
    "b": 49
  },
  "hsl": {
    "h": 237.391,
    "s": 88.462,
    "l": 10.196
  },
  "oklch": {
    "l": 0.15971,
    "c": 0.0859,
    "h": 268.7
  },
  "luminance": 0.0035
}

Semantic roles & 50–950 ramp

primary

#030531

secondary

#74711B

accent

#F529FF

background

#F4F4F6

surface

#E7E6EB

border

#C3C2C6

text

#010006

muted

#77777A

Preview Lab

Preview with #030531

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

Preview Lab → · Contrast checker → · Palette generator →