#2F497E#2F497E
#2F497E is a dark, moderate blue. Relative luminance 0.069; OKLCH L 41.2% C 0.095 H 263.2°. Best body text is #FFFFFF at 8.84:1 contrast (WCAG AA passes).
Color values
| HEX | #2F497E |
|---|---|
| RGB | rgb(47, 73, 126) |
| HSL | hsl(220, 46%, 34%) |
| HSV | hsv(220, 63%, 49%) |
| CMYK | cmyk(62.7%, 42.1%, 0%, 50.6%) |
| CIE-LAB | lab(31.52, 7.89, -33.02) |
| CIE-LCH | lch(31.52, 33.95, 283.44°) |
| OKLab | oklab(41.22% -0.0113 -0.0939) |
| OKLCH | oklch(41.22% 0.095 263.2) |
| XYZ | xyz(7.3194, 6.8752, 20.6759) |
| Luminance | 0.0688 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt (survey)
#1E488F
ΔE00 3.14
Twilight Blue
#0A437A
ΔE00 4.44
Darkish Blue
#014182
ΔE00 4.49
Dusk Blue
#26538D
ΔE00 4.65
Light Navy
#155084
ΔE00 5.58
Prussian Blue
#004577
ΔE00 5.61
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2F497E #7E642F
analogous
#2F717E #2F497E #3D2F7E
triadic
#2F497E #7E2F49 #497E2F
tetradic
#2F497E #7E2F71 #7E642F #2F7E3D
square
#2F497E #7E2F71 #7E642F #2F7E3D
split-complementary
#2F497E #7E3D2F #717E2F
monochromatic
#0E1525 #1E2F51 #2F497E #4063AB #6383C5
Accessibility & contrast
On white
8.84
#2F497E on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.38
#2F497E on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2F497E
8.84:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2F497E | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2F497E | 1.00 | 8.84 | 2.38 | 8.84 |
| #FFFFFF | 8.84 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.38 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.84 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#324E80
Deuteranopia (green-blind)
#27477D
Tritanopia (blue-blind)
#00555D
Achromatopsia (no color)
#4A4A4A
Design tokens & code
CSS
--color: #2f497e; /* rgb */ color: rgb(47, 73, 126); /* oklch */ color: oklch(41.2% 0.095 263.2);
Tailwind
colors: {
custom: {
50: '#6f7ba4',
500: '#2f497e',
950: '#000000',
},
}SCSS
$custom: #2f497e; $custom-light: #6f7ba4; $custom-dark: #000000;
JSON
{
"hex": "#2f497e",
"rgb": {
"r": 47,
"g": 73,
"b": 126
},
"hsl": {
"h": 220.253,
"s": 45.665,
"l": 33.922
},
"oklch": {
"l": 0.41224,
"c": 0.09458,
"h": 263.2
},
"luminance": 0.06876
}Semantic roles & 50–950 ramp
primary
#2F497E
secondary
#AC925D
accent
#AA52D5
background
#F7F7FA
surface
#EDEDF4
border
#C8C8CE
text
#08090F
muted
#7B7B7F