#030731#030731
#030731 is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.5% C 0.083 H 268.0°. Best body text is #FFFFFF at 19.47:1 contrast (WCAG AA passes).
Color values
| HEX | #030731 |
|---|---|
| RGB | rgb(3, 7, 49) |
| HSL | hsl(235, 88%, 10%) |
| HSV | hsv(235, 94%, 19%) |
| CMYK | cmyk(93.9%, 85.7%, 0%, 80.8%) |
| CIE-LAB | lab(3.55, 12.05, -26.33) |
| CIE-LCH | lch(3.55, 28.96, 294.59°) |
| OKLab | oklab(16.47% -0.0029 -0.0825) |
| OKLCH | oklch(16.47% 0.083 268) |
| XYZ | xyz(0.6677, 0.3930, 2.9458) |
| Luminance | 0.0039 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dark Navy Blue
#00022E
ΔE00 0.84
Midnight
#03012D
ΔE00 1.08
Dark Navy
#000435
ΔE00 1.71
Very Dark Blue
#000133
ΔE00 1.76
Midnight Blue (survey)
#020035
ΔE00 2.59
Navy (survey)
#01153E
ΔE00 3.34
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#030731 #312D03
analogous
#031E31 #030731 #160331
triadic
#030731 #310307 #073103
tetradic
#030731 #31031E #312D03 #033116
square
#030731 #31031E #312D03 #033116
split-complementary
#030731 #311603 #1E3103
monochromatic
#02041D #02041D #030731 #070F6B #0A17A4
Accessibility & contrast
On white
19.47
#030731 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.08
#030731 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #030731
19.47:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##030731 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##030731 | 1.00 | 19.47 | 1.08 | 19.47 |
| #FFFFFF | 19.47 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.08 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 19.47 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#000F32
Deuteranopia (green-blind)
#000A30
Tritanopia (blue-blind)
#00131B
Achromatopsia (no color)
#0D0D0D
Design tokens & code
CSS
--color: #030731; /* rgb */ color: rgb(3, 7, 49); /* oklch */ color: oklch(16.5% 0.083 268.0);
Tailwind
colors: {
custom: {
50: '#4a4969',
500: '#030731',
950: '#000000',
},
}SCSS
$custom: #030731; $custom-light: #4a4969; $custom-dark: #000000;
JSON
{
"hex": "#030731",
"rgb": {
"r": 3,
"g": 7,
"b": 49
},
"hsl": {
"h": 234.783,
"s": 88.462,
"l": 10.196
},
"oklch": {
"l": 0.16471,
"c": 0.08259,
"h": 268
},
"luminance": 0.00393
}Semantic roles & 50–950 ramp
primary
#030731
secondary
#746D1B
accent
#EC29FF
background
#F4F4F6
surface
#E7E6EB
border
#C3C2C6
text
#010006
muted
#77777A