#1A2B9F#1A2B9F
#1A2B9F is a dark, vivid blue. Relative luminance 0.045; OKLCH L 37.0% C 0.185 H 268.0°. Best body text is #FFFFFF at 11.11:1 contrast (WCAG AA passes).
Color values
| HEX | #1A2B9F |
|---|---|
| RGB | rgb(26, 43, 159) |
| HSL | hsl(232, 72%, 36%) |
| HSV | hsv(232, 84%, 62%) |
| CMYK | cmyk(83.6%, 73%, 0%, 37.6%) |
| CIE-LAB | lab(25.11, 37.71, -63.82) |
| CIE-LCH | lch(25.11, 74.13, 300.58°) |
| OKLab | oklab(36.98% -0.0066 -0.185) |
| OKLCH | oklch(36.98% 0.185 268) |
| XYZ | xyz(7.5457, 4.4497, 33.2553) |
| Luminance | 0.0445 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 3.82
Royal
#0C1793
ΔE00 4.90
Indigo Blue
#3A18B1
ΔE00 5.85
Cobalt Blue
#030AA7
ΔE00 6.24
Royal Blue (survey)
#0504AA
ΔE00 6.78
True Blue
#010FCC
ΔE00 7.10
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1A2B9F #9F8E1A
analogous
#1A6E9F #1A2B9F #4C1A9F
triadic
#1A2B9F #9F1A2B #2B9F1A
tetradic
#1A2B9F #9F1A6E #9F8E1A #1A9F4C
square
#1A2B9F #9F1A6E #9F8E1A #1A9F4C
split-complementary
#1A2B9F #9F4C1A #6E9F1A
monochromatic
#090F36 #111D6A #1A2B9F #2339D4 #5163E3
Accessibility & contrast
On white
11.11
#1A2B9F on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.89
#1A2B9F on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1A2B9F
11.11:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1A2B9F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1A2B9F | 1.00 | 11.11 | 1.89 | 11.11 |
| #FFFFFF | 11.11 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.89 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 11.11 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0042A2
Deuteranopia (green-blind)
#00359D
Tritanopia (blue-blind)
#004C62
Achromatopsia (no color)
#3C3C3C
Design tokens & code
CSS
--color: #1a2b9f; /* rgb */ color: rgb(26, 43, 159); /* oklch */ color: oklch(37.0% 0.185 268.0);
Tailwind
colors: {
custom: {
50: '#7165bd',
500: '#1a2b9f',
950: '#000000',
},
}SCSS
$custom: #1a2b9f; $custom-light: #7165bd; $custom-dark: #000000;
JSON
{
"hex": "#1a2b9f",
"rgb": {
"r": 26,
"g": 43,
"b": 159
},
"hsl": {
"h": 232.331,
"s": 71.892,
"l": 36.275
},
"oklch": {
"l": 0.36978,
"c": 0.18508,
"h": 268
},
"luminance": 0.04451
}Semantic roles & 50–950 ramp
primary
#1A2B9F
secondary
#C5B650
accent
#D739EF
background
#F7F6FB
surface
#EEEBF7
border
#C9C6D0
text
#090512
muted
#7B7A81