#031140#031140

#031140 is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.5% C 0.092 H 264.4°. Best body text is #FFFFFF at 18.13:1 contrast (WCAG AA passes).

Color values

HEX	#031140
RGB	rgb(3, 17, 64)
HSL	hsl(226, 91%, 13%)
HSV	hsv(226, 95%, 25%)
CMYK	cmyk(95.3%, 73.4%, 0%, 74.9%)
CIE-LAB	lab(7.14, 15.48, -31.44)
CIE-LCH	lch(7.14, 35.05, 296.22°)
OKLab	oklab(20.51% -0.0089 -0.0913)
OKLCH	oklch(20.51% 0.092 264.4)
XYZ	xyz(1.1631, 0.7903, 4.9407)
Luminance	0.0079 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031140 #403203

analogous

#032F40 #031140 #140340

triadic

#031140 #400311 #114003

tetradic

#031140 #40032F #403203 #034014

square

#031140 #40032F #403203 #034014

split-complementary

#031140 #401403 #2F4003

monochromatic

#01081D #01081D #031140 #06217A #0830B5

Accessibility & contrast

On white

18.13

#031140 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#031140 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031140

18.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031140	#FFFFFF	#000000	##FFFFFF
##031140	1.00	18.13	1.16	18.13
#FFFFFF	18.13	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001941

Deuteranopia (green-blind)

#00133F

Tritanopia (blue-blind)

#001E26

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #031140;
/* rgb */ color: rgb(3, 17, 64);
/* oklch */ color: oklch(20.5% 0.092 264.4);

Tailwind

colors: {
  custom: {
    50: '#514e75',
    500: '#031140',
    950: '#000000',
  },
}

SCSS

$custom: #031140;
$custom-light: #514e75;
$custom-dark: #000000;

JSON

{
  "hex": "#031140",
  "rgb": {
    "r": 3,
    "g": 17,
    "b": 64
  },
  "hsl": {
    "h": 226.23,
    "s": 91.045,
    "l": 13.137
  },
  "oklch": {
    "l": 0.20513,
    "c": 0.09172,
    "h": 264.4
  },
  "luminance": 0.0079
}

Semantic roles & 50–950 ramp

primary

#031140

secondary

#826B1D

accent

#CE29FF

background

#F4F4F7

surface

#E7E7ED

border

#C3C3C8

text

#020108

muted

#78777B

Preview Lab

Preview with #031140

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

Preview Lab → · Contrast checker → · Palette generator →