#031734#031734

#031734 is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 20.8% C 0.063 H 256.9°. Best body text is #FFFFFF at 17.86:1 contrast (WCAG AA passes).

Color values

HEX	#031734
RGB	rgb(3, 23, 52)
HSL	hsl(216, 89%, 11%)
HSV	hsv(216, 94%, 20%)
CMYK	cmyk(94.2%, 55.8%, 0%, 79.6%)
CIE-LAB	lab(7.95, 4.99, -21.49)
CIE-LCH	lch(7.95, 22.06, 283.07°)
OKLab	oklab(20.79% -0.0144 -0.0618)
OKLCH	oklch(20.79% 0.063 256.9)
XYZ	xyz(0.9636, 0.8800, 3.3672)
Luminance	0.0088 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031734 #342003

analogous

#032F34 #031734 #070334

triadic

#031734 #340317 #173403

tetradic

#031734 #34032F #342003 #033407

square

#031734 #34032F #342003 #033407

split-complementary

#031734 #340703 #2F3403

monochromatic

#020D1D #020D1D #031734 #06316E #0A4AA8

Accessibility & contrast

On white

17.86

#031734 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#031734 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031734

17.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031734	#FFFFFF	#000000	##FFFFFF
##031734	1.00	17.86	1.18	17.86
#FFFFFF	17.86	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#071A35

Deuteranopia (green-blind)

#001533

Tritanopia (blue-blind)

#001E22

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #031734;
/* rgb */ color: rgb(3, 23, 52);
/* oklch */ color: oklch(20.8% 0.063 256.9);

Tailwind

colors: {
  custom: {
    50: '#4c536c',
    500: '#031734',
    950: '#000000',
  },
}

SCSS

$custom: #031734;
$custom-light: #4c536c;
$custom-dark: #000000;

JSON

{
  "hex": "#031734",
  "rgb": {
    "r": 3,
    "g": 23,
    "b": 52
  },
  "hsl": {
    "h": 215.51,
    "s": 89.091,
    "l": 10.784
  },
  "oklch": {
    "l": 0.2079,
    "c": 0.06342,
    "h": 256.9
  },
  "luminance": 0.0088
}

Semantic roles & 50–950 ramp

primary

#031734

secondary

#77521C

accent

#A829FF

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010207

muted

#77787A

Preview Lab

Preview with #031734

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

Preview Lab → · Contrast checker → · Palette generator →