#2F4DBD#2F4DBD
#2F4DBD is a mid, vivid blue. Relative luminance 0.096; OKLCH L 46.9% C 0.179 H 267.4°. Best body text is #FFFFFF at 7.20:1 contrast (WCAG AA passes).
Color values
| HEX | #2F4DBD |
|---|---|
| RGB | rgb(47, 77, 189) |
| HSL | hsl(227, 60%, 46%) |
| HSV | hsv(227, 75%, 74%) |
| CMYK | cmyk(75.1%, 59.3%, 0%, 25.9%) |
| CIE-LAB | lab(37.09, 28.85, -62.05) |
| CIE-LCH | lch(37.09, 68.43, 294.94°) |
| OKLab | oklab(46.86% -0.0081 -0.1792) |
| OKLCH | oklch(46.86% 0.179 267.4) |
| XYZ | xyz(13.0083, 9.5848, 49.2987) |
| Luminance | 0.0959 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Blue Blue
#2242C7
ΔE00 3.59
Sapphire
#0F52BA
ΔE00 3.66
Cobalt
#0047AB
ΔE00 4.42
Blue (survey)
#0343DF
ΔE00 4.99
Warm Blue
#4B57DB
ΔE00 6.15
Ocean Blue
#4F42B5
ΔE00 6.20
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2F4DBD #BD9F2F
analogous
#2F94BD #2F4DBD #582FBD
triadic
#2F4DBD #BD2F4D #4DBD2F
tetradic
#2F4DBD #BD2F94 #BD9F2F #2FBD58
square
#2F4DBD #BD2F94 #BD9F2F #2FBD58
split-complementary
#2F4DBD #BD582F #94BD2F
monochromatic
#17255B #23398C #2F4DBD #5570D5 #8699E1
Accessibility & contrast
On white
7.20
#2F4DBD on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.92
#2F4DBD on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2F4DBD
7.20:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2F4DBD | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2F4DBD | 1.00 | 7.20 | 2.92 | 7.20 |
| #FFFFFF | 7.20 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.92 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.20 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#005EC1
Deuteranopia (green-blind)
#0051BB
Tritanopia (blue-blind)
#00697D
Achromatopsia (no color)
#575757
Design tokens & code
CSS
--color: #2f4dbd; /* rgb */ color: rgb(47, 77, 189); /* oklch */ color: oklch(46.9% 0.179 267.4);
Tailwind
colors: {
custom: {
50: '#7c7ed2',
500: '#2f4dbd',
950: '#000000',
},
}SCSS
$custom: #2f4dbd; $custom-light: #7c7ed2; $custom-dark: #000000;
JSON
{
"hex": "#2f4dbd",
"rgb": {
"r": 47,
"g": 77,
"b": 189
},
"hsl": {
"h": 227.324,
"s": 60.169,
"l": 46.275
},
"oklch": {
"l": 0.46858,
"c": 0.17934,
"h": 267.4
},
"luminance": 0.09586
}Semantic roles & 50–950 ramp
primary
#2F4DBD
secondary
#CABA7E
accent
#C244E3
background
#F8F7FD
surface
#EFEEFA
border
#CAC9D3
text
#0B0A14
muted
#7C7C83