#2B4784#2B4784
#2B4784 is a dark, moderate blue. Relative luminance 0.067; OKLCH L 40.9% C 0.108 H 263.8°. Best body text is #FFFFFF at 8.99:1 contrast (WCAG AA passes).
Color values
| HEX | #2B4784 |
|---|---|
| RGB | rgb(43, 71, 132) |
| HSL | hsl(221, 51%, 34%) |
| HSV | hsv(221, 67%, 52%) |
| CMYK | cmyk(67.4%, 46.2%, 0%, 48.2%) |
| CIE-LAB | lab(31.08, 10.70, -37.46) |
| CIE-LCH | lch(31.08, 38.96, 285.94°) |
| OKLab | oklab(40.95% -0.0117 -0.107) |
| OKLCH | oklch(40.95% 0.108 263.8) |
| XYZ | xyz(7.4129, 6.6853, 22.7251) |
| Luminance | 0.0669 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt (survey)
#1E488F
ΔE00 2.23
Darkish Blue
#014182
ΔE00 3.86
Twilight Blue
#0A437A
ΔE00 4.22
Dusk Blue
#26538D
ΔE00 4.82
Cobalt
#0047AB
ΔE00 5.54
Prussian Blue
#004577
ΔE00 5.58
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2B4784 #84682B
analogous
#2B7484 #2B4784 #3C2B84
triadic
#2B4784 #842B47 #47842B
tetradic
#2B4784 #842B74 #84682B #2B843C
square
#2B4784 #842B74 #84682B #2B843C
split-complementary
#2B4784 #843C2B #74842B
monochromatic
#0D1528 #1C2E56 #2B4784 #3A60B2 #5F81CB
Accessibility & contrast
On white
8.99
#2B4784 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.34
#2B4784 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2B4784
8.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2B4784 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2B4784 | 1.00 | 8.99 | 2.34 | 8.99 |
| #FFFFFF | 8.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.34 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#2A4E86
Deuteranopia (green-blind)
#1A4583
Tritanopia (blue-blind)
#00555F
Achromatopsia (no color)
#494949
Design tokens & code
CSS
--color: #2b4784; /* rgb */ color: rgb(43, 71, 132); /* oklch */ color: oklch(40.9% 0.108 263.8);
Tailwind
colors: {
custom: {
50: '#6e79a8',
500: '#2b4784',
950: '#000000',
},
}SCSS
$custom: #2b4784; $custom-light: #6e79a8; $custom-dark: #000000;
JSON
{
"hex": "#2b4784",
"rgb": {
"r": 43,
"g": 71,
"b": 132
},
"hsl": {
"h": 221.124,
"s": 50.857,
"l": 34.314
},
"oklch": {
"l": 0.40946,
"c": 0.10768,
"h": 263.8
},
"luminance": 0.06686
}Semantic roles & 50–950 ramp
primary
#2B4784
secondary
#B1955A
accent
#AE4DDA
background
#F7F7FA
surface
#EDEDF4
border
#C8C8CE
text
#080910
muted
#7B7B7F