#1C44A0#1C44A0
#1C44A0 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 41.8% C 0.156 H 263.4°. Best body text is #FFFFFF at 8.81:1 contrast (WCAG AA passes).
Color values
| HEX | #1C44A0 |
|---|---|
| RGB | rgb(28, 68, 160) |
| HSL | hsl(222, 70%, 37%) |
| HSV | hsv(222, 83%, 63%) |
| CMYK | cmyk(82.5%, 57.5%, 0%, 37.3%) |
| CIE-LAB | lab(31.62, 21.70, -53.74) |
| CIE-LCH | lch(31.62, 57.95, 291.99°) |
| OKLab | oklab(41.83% -0.0179 -0.1552) |
| OKLCH | oklch(41.83% 0.156 263.4) |
| XYZ | xyz(8.8889, 6.9181, 34.1177) |
| Luminance | 0.0692 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt
#0047AB
ΔE00 2.03
Cobalt (survey)
#1E488F
ΔE00 3.21
Sapphire (survey)
#2138AB
ΔE00 4.86
Darkish Blue
#014182
ΔE00 5.21
Sapphire
#0F52BA
ΔE00 5.45
Blue Blue
#2242C7
ΔE00 5.91
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1C44A0 #A0781C
analogous
#1C86A0 #1C44A0 #361CA0
triadic
#1C44A0 #A01C44 #44A01C
tetradic
#1C44A0 #A01C86 #A0781C #1CA036
square
#1C44A0 #A01C86 #A0781C #1CA036
split-complementary
#1C44A0 #A0361C #86A01C
monochromatic
#0A1838 #132E6C #1C44A0 #255AD4 #5580E1
Accessibility & contrast
On white
8.81
#1C44A0 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.38
#1C44A0 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1C44A0
8.81:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1C44A0 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1C44A0 | 1.00 | 8.81 | 2.38 | 8.81 |
| #FFFFFF | 8.81 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.38 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.81 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0051A3
Deuteranopia (green-blind)
#00459E
Tritanopia (blue-blind)
#005B6B
Achromatopsia (no color)
#4A4A4A
Design tokens & code
CSS
--color: #1c44a0; /* rgb */ color: rgb(28, 68, 160); /* oklch */ color: oklch(41.8% 0.156 263.4);
Tailwind
colors: {
custom: {
50: '#7077bd',
500: '#1c44a0',
950: '#000000',
},
}SCSS
$custom: #1c44a0; $custom-light: #7077bd; $custom-dark: #000000;
JSON
{
"hex": "#1c44a0",
"rgb": {
"r": 28,
"g": 68,
"b": 160
},
"hsl": {
"h": 221.818,
"s": 70.213,
"l": 36.863
},
"oklch": {
"l": 0.41829,
"c": 0.15626,
"h": 263.4
},
"luminance": 0.06919
}Semantic roles & 50–950 ramp
primary
#1C44A0
secondary
#C4A253
accent
#B73BED
background
#F7F7FB
surface
#EDEDF7
border
#C8C8D0
text
#090812
muted
#7B7B81