#2B4F91#2B4F91
#2B4F91 is a dark, moderate blue. Relative luminance 0.082; OKLCH L 43.7% C 0.117 H 261.4°. Best body text is #FFFFFF at 7.98:1 contrast (WCAG AA passes).
Color values
| HEX | #2B4F91 |
|---|---|
| RGB | rgb(43, 79, 145) |
| HSL | hsl(219, 54%, 37%) |
| HSV | hsv(219, 70%, 57%) |
| CMYK | cmyk(70.3%, 45.5%, 0%, 43.1%) |
| CIE-LAB | lab(34.29, 10.29, -40.30) |
| CIE-LCH | lch(34.29, 41.59, 284.32°) |
| OKLab | oklab(43.69% -0.0175 -0.1152) |
| OKLCH | oklch(43.69% 0.117 261.4) |
| XYZ | xyz(8.9013, 8.1490, 27.8864) |
| Luminance | 0.0815 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dusk Blue
#26538D
ΔE00 2.31
Cobalt (survey)
#1E488F
ΔE00 2.32
Denim Blue
#3B5B92
ΔE00 4.04
Light Navy
#155084
ΔE00 4.32
Cobalt
#0047AB
ΔE00 4.52
Light Navy Blue
#2E5A88
ΔE00 4.68
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2B4F91 #916D2B
analogous
#2B8291 #2B4F91 #3A2B91
triadic
#2B4F91 #912B4F #4F912B
tetradic
#2B4F91 #912B82 #916D2B #2B913A
square
#2B4F91 #912B82 #916D2B #2B913A
split-complementary
#2B4F91 #913A2B #82912B
monochromatic
#0F1C33 #1D3562 #2B4F91 #3969C0 #658BD1
Accessibility & contrast
On white
7.98
#2B4F91 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.63
#2B4F91 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2B4F91
7.98:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2B4F91 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2B4F91 | 1.00 | 7.98 | 2.63 | 7.98 |
| #FFFFFF | 7.98 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.63 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.98 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#2F5694
Deuteranopia (green-blind)
#1C4C90
Tritanopia (blue-blind)
#005E69
Achromatopsia (no color)
#515151
Design tokens & code
CSS
--color: #2b4f91; /* rgb */ color: rgb(43, 79, 145); /* oklch */ color: oklch(43.7% 0.117 261.4);
Tailwind
colors: {
custom: {
50: '#717fb2',
500: '#2b4f91',
950: '#000000',
},
}SCSS
$custom: #2b4f91; $custom-light: #717fb2; $custom-dark: #000000;
JSON
{
"hex": "#2b4f91",
"rgb": {
"r": 43,
"g": 79,
"b": 145
},
"hsl": {
"h": 218.824,
"s": 54.255,
"l": 36.863
},
"oklch": {
"l": 0.43685,
"c": 0.11657,
"h": 261.4
},
"luminance": 0.0815
}Semantic roles & 50–950 ramp
primary
#2B4F91
secondary
#B89960
accent
#AA4ADE
background
#F7F7FB
surface
#EDEEF6
border
#C8C9D0
text
#080A11
muted
#7B7C80