#1C154D#1C154D
#1C154D is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.6% C 0.099 H 282.0°. Best body text is #FFFFFF at 16.62:1 contrast (WCAG AA passes).
Color values
| HEX | #1C154D |
|---|---|
| RGB | rgb(28, 21, 77) |
| HSL | hsl(248, 57%, 19%) |
| HSV | hsv(248, 73%, 30%) |
| CMYK | cmyk(63.6%, 72.7%, 0%, 69.8%) |
| CIE-LAB | lab(11.41, 21.86, -33.49) |
| CIE-LCH | lch(11.41, 39.99, 303.13°) |
| OKLab | oklab(24.55% 0.0205 -0.0963) |
| OKLCH | oklch(24.55% 0.099 282) |
| XYZ | xyz(2.0862, 1.3189, 7.1644) |
| Luminance | 0.0132 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Navy Blue (survey)
#001146
ΔE00 3.93
Dark Indigo
#1F0954
ΔE00 4.24
Night Blue
#040348
ΔE00 4.86
Navy (survey)
#01153E
ΔE00 5.92
Midnight Blue (survey)
#020035
ΔE00 6.00
Dark Navy
#000435
ΔE00 6.21
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1C154D #464D15
analogous
#152A4D #1C154D #38154D
triadic
#1C154D #4D1C15 #154D1C
tetradic
#1C154D #4D152A #464D15 #154D38
square
#1C154D #4D152A #464D15 #154D38
split-complementary
#1C154D #4D3815 #2A4D15
monochromatic
#090718 #0B081D #1C154D #2D227D #3F2FAD
Accessibility & contrast
On white
16.62
#1C154D on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.26
#1C154D on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1C154D
16.62:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1C154D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1C154D | 1.00 | 16.62 | 1.26 | 16.62 |
| #FFFFFF | 16.62 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.26 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 16.62 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#00204F
Deuteranopia (green-blind)
#001C4C
Tritanopia (blue-blind)
#02232E
Achromatopsia (no color)
#1E1E1E
Design tokens & code
CSS
--color: #1c154d; /* rgb */ color: rgb(28, 21, 77); /* oklch */ color: oklch(24.6% 0.099 282.0);
Tailwind
colors: {
custom: {
50: '#5f537f',
500: '#1c154d',
950: '#000000',
},
}SCSS
$custom: #1c154d; $custom-light: #5f537f; $custom-dark: #000000;
JSON
{
"hex": "#1c154d",
"rgb": {
"r": 28,
"g": 21,
"b": 77
},
"hsl": {
"h": 247.5,
"s": 57.143,
"l": 19.216
},
"oklch": {
"l": 0.24553,
"c": 0.0985,
"h": 282
},
"luminance": 0.01319
}Semantic roles & 50–950 ramp
primary
#1C154D
secondary
#7B8539
accent
#E047CD
background
#F5F4F7
surface
#EAE7EE
border
#C6C3C9
text
#05020A
muted
#79787C