#23519D#23519D
#23519D is a dark, vivid blue. Relative luminance 0.087; OKLCH L 44.7% C 0.134 H 259.9°. Best body text is #FFFFFF at 7.68:1 contrast (WCAG AA passes).
Color values
| HEX | #23519D |
|---|---|
| RGB | rgb(35, 81, 157) |
| HSL | hsl(217, 64%, 38%) |
| HSV | hsv(217, 78%, 62%) |
| CMYK | cmyk(77.7%, 48.4%, 0%, 38.4%) |
| CIE-LAB | lab(35.35, 12.47, -45.88) |
| CIE-LCH | lch(35.35, 47.54, 285.20°) |
| OKLab | oklab(44.67% -0.0233 -0.1317) |
| OKLCH | oklch(44.67% 0.134 259.9) |
| XYZ | xyz(9.7192, 8.6754, 33.0540) |
| Luminance | 0.0868 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dusk Blue
#26538D
ΔE00 2.37
Cobalt (survey)
#1E488F
ΔE00 3.25
Sapphire
#0F52BA
ΔE00 3.58
Cobalt
#0047AB
ΔE00 3.88
Denim Blue
#3B5B92
ΔE00 4.02
Light Navy
#155084
ΔE00 4.38
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#23519D #9D6F23
analogous
#238E9D #23519D #32239D
triadic
#23519D #9D2351 #519D23
tetradic
#23519D #9D238E #9D6F23 #239D32
square
#23519D #9D238E #9D6F23 #239D32
split-complementary
#23519D #9D3223 #8E9D23
monochromatic
#0D1D39 #18376B #23519D #2E6BCF #5F8EDB
Accessibility & contrast
On white
7.68
#23519D on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.74
#23519D on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #23519D
7.68:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##23519D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##23519D | 1.00 | 7.68 | 2.74 | 7.68 |
| #FFFFFF | 7.68 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.74 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.68 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#2759A0
Deuteranopia (green-blind)
#004E9B
Tritanopia (blue-blind)
#00636F
Achromatopsia (no color)
#535353
Design tokens & code
CSS
--color: #23519d; /* rgb */ color: rgb(35, 81, 157); /* oklch */ color: oklch(44.7% 0.134 259.9);
Tailwind
colors: {
custom: {
50: '#7081ba',
500: '#23519d',
950: '#000000',
},
}SCSS
$custom: #23519d; $custom-light: #7081ba; $custom-dark: #000000;
JSON
{
"hex": "#23519d",
"rgb": {
"r": 35,
"g": 81,
"b": 157
},
"hsl": {
"h": 217.377,
"s": 63.542,
"l": 37.647
},
"oklch": {
"l": 0.44666,
"c": 0.1338,
"h": 259.9
},
"luminance": 0.08677
}Semantic roles & 50–950 ramp
primary
#23519D
secondary
#C09A5C
accent
#A841E7
background
#F7F7FB
surface
#EDEEF6
border
#C8C9D0
text
#090A12
muted
#7B7C81