#150F4B#150F4B
#150F4B is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.6% C 0.105 H 278.4°. Best body text is #FFFFFF at 17.47:1 contrast (WCAG AA passes).
Color values
| HEX | #150F4B |
|---|---|
| RGB | rgb(21, 15, 75) |
| HSL | hsl(246, 67%, 18%) |
| HSV | hsv(246, 80%, 29%) |
| CMYK | cmyk(72%, 80%, 0%, 70.6%) |
| CIE-LAB | lab(9.07, 23.98, -35.97) |
| CIE-LCH | lch(9.07, 43.23, 303.69°) |
| OKLab | oklab(22.64% 0.0153 -0.1038) |
| OKLCH | oklch(22.64% 0.105 278.4) |
| XYZ | xyz(1.7497, 1.0089, 6.7578) |
| Luminance | 0.0101 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Night Blue
#040348
ΔE00 3.04
Dark Indigo
#1F0954
ΔE00 3.28
Navy Blue (survey)
#001146
ΔE00 3.52
Midnight Blue (survey)
#020035
ΔE00 5.17
Dark Blue
#00035B
ΔE00 5.24
Dark Navy
#000435
ΔE00 5.63
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#150F4B #454B0F
analogous
#0F274B #150F4B #330F4B
triadic
#150F4B #4B150F #0F4B15
tetradic
#150F4B #4B0F27 #454B0F #0F4B33
square
#150F4B #4B0F27 #454B0F #0F4B33
split-complementary
#150F4B #4B330F #274B0F
monochromatic
#07051A #07051A #150F4B #23197E #3223B1
Accessibility & contrast
On white
17.47
#150F4B on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.20
#150F4B on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #150F4B
17.47:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##150F4B | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##150F4B | 1.00 | 17.47 | 1.20 | 17.47 |
| #FFFFFF | 17.47 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.20 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 17.47 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#001C4D
Deuteranopia (green-blind)
#00174A
Tritanopia (blue-blind)
#00202C
Achromatopsia (no color)
#1A1A1A
Design tokens & code
CSS
--color: #150f4b; /* rgb */ color: rgb(21, 15, 75); /* oklch */ color: oklch(22.6% 0.105 278.4);
Tailwind
colors: {
custom: {
50: '#5b4e7e',
500: '#150f4b',
950: '#000000',
},
}SCSS
$custom: #150f4b; $custom-light: #5b4e7e; $custom-dark: #000000;
JSON
{
"hex": "#150f4b",
"rgb": {
"r": 21,
"g": 15,
"b": 75
},
"hsl": {
"h": 246,
"s": 66.667,
"l": 17.647
},
"oklch": {
"l": 0.22643,
"c": 0.10496,
"h": 278.4
},
"luminance": 0.01009
}Semantic roles & 50–950 ramp
primary
#150F4B
secondary
#7D8530
accent
#EA3ED8
background
#F5F4F7
surface
#E9E7EE
border
#C5C3C9
text
#04010A
muted
#79777C