#3139AD#3139AD
#3139AD is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.9% C 0.182 H 272.5°. Best body text is #FFFFFF at 9.05:1 contrast (WCAG AA passes).
Color values
| HEX | #3139AD |
|---|---|
| RGB | rgb(49, 57, 173) |
| HSL | hsl(236, 56%, 44%) |
| HSV | hsv(236, 72%, 68%) |
| CMYK | cmyk(71.7%, 67.1%, 0%, 32.2%) |
| CIE-LAB | lab(30.87, 36.13, -62.74) |
| CIE-LCH | lch(30.87, 72.40, 299.94°) |
| OKLab | oklab(41.88% 0.008 -0.1813) |
| OKLCH | oklch(41.88% 0.182 272.5) |
| XYZ | xyz(10.2700, 6.5953, 40.2588) |
| Luminance | 0.0660 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 1.60
Blue Blue
#2242C7
ΔE00 4.32
Ocean Blue
#4F42B5
ΔE00 4.57
Blueberry
#464196
ΔE00 5.13
Blue With A Hint Of Purple
#533CC6
ΔE00 5.85
Blurple
#5539CC
ΔE00 6.59
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3139AD #ADA531
analogous
#3177AD #3139AD #6731AD
triadic
#3139AD #AD3139 #39AD31
tetradic
#3139AD #AD3177 #ADA531 #31AD67
square
#3139AD #AD3177 #ADA531 #31AD67
split-complementary
#3139AD #AD6731 #77AD31
monochromatic
#161A4E #23297D #3139AD #4E56CD #7E84DA
Accessibility & contrast
On white
9.05
#3139AD on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.32
#3139AD on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #3139AD
9.05:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3139AD | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##3139AD | 1.00 | 9.05 | 2.32 | 9.05 |
| #FFFFFF | 9.05 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.32 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 9.05 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#004EB1
Deuteranopia (green-blind)
#0043AB
Tritanopia (blue-blind)
#00586E
Achromatopsia (no color)
#494949
Design tokens & code
CSS
--color: #3139ad; /* rgb */ color: rgb(49, 57, 173); /* oklch */ color: oklch(41.9% 0.182 272.5);
Tailwind
colors: {
custom: {
50: '#7b70c6',
500: '#3139ad',
950: '#000000',
},
}SCSS
$custom: #3139ad; $custom-light: #7b70c6; $custom-dark: #000000;
JSON
{
"hex": "#3139ad",
"rgb": {
"r": 49,
"g": 57,
"b": 173
},
"hsl": {
"h": 236.129,
"s": 55.856,
"l": 43.529
},
"oklch": {
"l": 0.41878,
"c": 0.18152,
"h": 272.5
},
"luminance": 0.06596
}Semantic roles & 50–950 ramp
primary
#3139AD
secondary
#C3BE77
accent
#D549DF
background
#F8F6FC
surface
#EFECF8
border
#CAC7D1
text
#0B0713
muted
#7C7A82