#1D298D#1D298D
#1D298D is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.9% C 0.163 H 269.7°. Best body text is #FFFFFF at 11.97:1 contrast (WCAG AA passes).
Color values
| HEX | #1D298D |
|---|---|
| RGB | rgb(29, 41, 141) |
| HSL | hsl(234, 66%, 33%) |
| HSV | hsv(234, 79%, 55%) |
| CMYK | cmyk(79.4%, 70.9%, 0%, 44.7%) |
| CIE-LAB | lab(22.89, 32.60, -56.38) |
| CIE-LCH | lch(22.89, 65.13, 300.04°) |
| OKLab | oklab(34.86% -0.0009 -0.1632) |
| OKLCH | oklch(34.86% 0.163 269.7) |
| XYZ | xyz(6.1057, 3.7695, 25.5999) |
| Luminance | 0.0377 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Royal
#0C1793
ΔE00 4.55
Sapphire (survey)
#2138AB
ΔE00 5.63
Midnight Blue
#191970
ΔE00 5.66
Cobalt Blue
#030AA7
ΔE00 6.98
Indigo Blue
#3A18B1
ΔE00 7.38
Royal Blue (survey)
#0504AA
ΔE00 7.59
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1D298D #8D811D
analogous
#1D618D #1D298D #491D8D
triadic
#1D298D #8D1D29 #298D1D
tetradic
#1D298D #8D1D61 #8D811D #1D8D49
square
#1D298D #8D1D61 #8D811D #1D8D49
split-complementary
#1D298D #8D491D #618D1D
monochromatic
#080B27 #131A5A #1D298D #2738C0 #4B5ADA
Accessibility & contrast
On white
11.97
#1D298D on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.75
#1D298D on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1D298D
11.97:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1D298D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1D298D | 1.00 | 11.97 | 1.75 | 11.97 |
| #FFFFFF | 11.97 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.75 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 11.97 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#003C90
Deuteranopia (green-blind)
#00318B
Tritanopia (blue-blind)
#004557
Achromatopsia (no color)
#373737
Design tokens & code
CSS
--color: #1d298d; /* rgb */ color: rgb(29, 41, 141); /* oklch */ color: oklch(34.9% 0.163 269.7);
Tailwind
colors: {
custom: {
50: '#6d63af',
500: '#1d298d',
950: '#000000',
},
}SCSS
$custom: #1d298d; $custom-light: #6d63af; $custom-dark: #000000;
JSON
{
"hex": "#1d298d",
"rgb": {
"r": 29,
"g": 41,
"b": 141
},
"hsl": {
"h": 233.571,
"s": 65.882,
"l": 33.333
},
"oklch": {
"l": 0.34857,
"c": 0.16325,
"h": 269.7
},
"luminance": 0.0377
}Semantic roles & 50–950 ramp
primary
#1D298D
secondary
#BCB04A
accent
#D73FE9
background
#F7F5FA
surface
#EDEAF5
border
#C8C6CF
text
#080511
muted
#7B7980