#3030B8#3030B8
#3030B8 is a dark, highly saturated blue. Relative luminance 0.062; OKLCH L 41.5% C 0.205 H 272.9°. Best body text is #FFFFFF at 9.37:1 contrast (WCAG AA passes).
Color values
| HEX | #3030B8 |
|---|---|
| RGB | rgb(48, 48, 184) |
| HSL | hsl(240, 59%, 45%) |
| HSV | hsv(240, 74%, 72%) |
| CMYK | cmyk(73.9%, 73.9%, 0%, 27.8%) |
| CIE-LAB | lab(29.92, 45.19, -70.86) |
| CIE-LCH | lch(29.92, 84.04, 302.53°) |
| OKLab | oklab(41.5% 0.0104 -0.205) |
| OKLCH | oklch(41.5% 0.205 272.9) |
| XYZ | xyz(10.9247, 6.2019, 45.9594) |
| Luminance | 0.0620 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 3.62
Indigo Blue
#3A18B1
ΔE00 4.94
Blue With A Hint Of Purple
#533CC6
ΔE00 5.41
Blue Blue
#2242C7
ΔE00 5.42
Ocean Blue
#4F42B5
ΔE00 5.59
Blurple
#5539CC
ΔE00 5.72
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3030B8 #B8B830
analogous
#3074B8 #3030B8 #7430B8
triadic
#3030B8 #B83030 #30B830
tetradic
#3030B8 #B83074 #B8B830 #30B874
square
#3030B8 #B83074 #B8B830 #30B874
split-complementary
#3030B8 #B87430 #74B830
monochromatic
#171757 #232387 #3030B8 #5353D2 #8484DF
Accessibility & contrast
On white
9.37
#3030B8 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.24
#3030B8 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #3030B8
9.37:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3030B8 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##3030B8 | 1.00 | 9.37 | 2.24 | 9.37 |
| #FFFFFF | 9.37 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.24 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 9.37 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#004DBC
Deuteranopia (green-blind)
#0040B6
Tritanopia (blue-blind)
#005771
Achromatopsia (no color)
#464646
Design tokens & code
CSS
--color: #3030b8; /* rgb */ color: rgb(48, 48, 184); /* oklch */ color: oklch(41.5% 0.205 272.9);
Tailwind
colors: {
custom: {
50: '#7e6acf',
500: '#3030b8',
950: '#000000',
},
}SCSS
$custom: #3030b8; $custom-light: #7e6acf; $custom-dark: #000000;
JSON
{
"hex": "#3030b8",
"rgb": {
"r": 48,
"g": 48,
"b": 184
},
"hsl": {
"h": 240,
"s": 58.621,
"l": 45.49
},
"oklch": {
"l": 0.41502,
"c": 0.20531,
"h": 272.9
},
"luminance": 0.06203
}Semantic roles & 50–950 ramp
primary
#3030B8
secondary
#C8C87C
accent
#E246E2
background
#F8F6FC
surface
#F0EBF9
border
#CBC6D2
text
#0C0614
muted
#7D7A82