#184E9E#184E9E
#184E9E is a dark, vivid blue. Relative luminance 0.081; OKLCH L 43.7% C 0.142 H 258.8°. Best body text is #FFFFFF at 8.01:1 contrast (WCAG AA passes).
Color values
| HEX | #184E9E |
|---|---|
| RGB | rgb(24, 78, 158) |
| HSL | hsl(216, 74%, 36%) |
| HSV | hsv(216, 85%, 62%) |
| CMYK | cmyk(84.8%, 50.6%, 0%, 38%) |
| CIE-LAB | lab(34.21, 13.73, -48.34) |
| CIE-LCH | lch(34.21, 50.25, 285.85°) |
| OKLab | oklab(43.72% -0.0275 -0.1392) |
| OKLCH | oklch(43.72% 0.142 258.8) |
| XYZ | xyz(9.2704, 8.1104, 33.4180) |
| Luminance | 0.0811 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt (survey)
#1E488F
ΔE00 2.66
Dusk Blue
#26538D
ΔE00 2.82
Cobalt
#0047AB
ΔE00 3.09
Sapphire
#0F52BA
ΔE00 3.69
Light Navy
#155084
ΔE00 4.23
Light Navy Blue
#2E5A88
ΔE00 5.03
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#184E9E #9E6818
analogous
#18919E #184E9E #25189E
triadic
#184E9E #9E184E #4E9E18
tetradic
#184E9E #9E1891 #9E6818 #189E25
square
#184E9E #9E1891 #9E6818 #189E25
split-complementary
#184E9E #9E2518 #919E18
monochromatic
#081A34 #103469 #184E9E #2068D3 #4D8AE4
Accessibility & contrast
On white
8.01
#184E9E on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.62
#184E9E on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #184E9E
8.01:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##184E9E | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##184E9E | 1.00 | 8.01 | 2.62 | 8.01 |
| #FFFFFF | 8.01 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.62 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.01 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#1C57A1
Deuteranopia (green-blind)
#004B9C
Tritanopia (blue-blind)
#00616E
Achromatopsia (no color)
#505050
Design tokens & code
CSS
--color: #184e9e; /* rgb */ color: rgb(24, 78, 158); /* oklch */ color: oklch(43.7% 0.142 258.8);
Tailwind
colors: {
custom: {
50: '#6e7ebb',
500: '#184e9e',
950: '#000000',
},
}SCSS
$custom: #184e9e; $custom-light: #6e7ebb; $custom-dark: #000000;
JSON
{
"hex": "#184e9e",
"rgb": {
"r": 24,
"g": 78,
"b": 158
},
"hsl": {
"h": 215.821,
"s": 73.626,
"l": 35.686
},
"oklch": {
"l": 0.4372,
"c": 0.14189,
"h": 258.8
},
"luminance": 0.08112
}Semantic roles & 50–950 ramp
primary
#184E9E
secondary
#C6954C
accent
#A638F0
background
#F7F7FB
surface
#EDEEF6
border
#C8C9D0
text
#080912
muted
#7B7B81