#10256A#10256A
#10256A is a dark, vivid blue. Relative luminance 0.025; OKLCH L 29.9% C 0.123 H 265.9°. Best body text is #FFFFFF at 14.05:1 contrast (WCAG AA passes).
Color values
| HEX | #10256A |
|---|---|
| RGB | rgb(16, 37, 106) |
| HSL | hsl(226, 74%, 24%) |
| HSV | hsv(226, 85%, 42%) |
| CMYK | cmyk(84.9%, 65.1%, 0%, 58.4%) |
| CIE-LAB | lab(17.80, 20.28, -42.50) |
| CIE-LCH | lch(17.80, 47.09, 295.51°) |
| OKLab | oklab(29.9% -0.0088 -0.1229) |
| OKLCH | oklch(29.9% 0.123 265.9) |
| XYZ | xyz(3.4759, 2.4735, 13.9271) |
| Luminance | 0.0247 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Midnight Blue
#191970
ΔE00 4.87
Marine
#042E60
ΔE00 5.23
Navy Blue (survey)
#001146
ΔE00 7.32
Navy Blue
#1B2A4A
ΔE00 7.42
Marine Blue
#01386A
ΔE00 8.03
Navy (survey)
#01153E
ΔE00 8.09
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#10256A #6A5510
analogous
#10526A #10256A #28106A
triadic
#10256A #6A1025 #256A10
tetradic
#10256A #6A1052 #6A5510 #106A28
square
#10256A #6A1052 #6A5510 #106A28
split-complementary
#10256A #6A2810 #526A10
monochromatic
#04091B #081235 #10256A #18389F #204AD4
Accessibility & contrast
On white
14.05
#10256A on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.49
#10256A on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #10256A
14.05:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##10256A | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##10256A | 1.00 | 14.05 | 1.49 | 14.05 |
| #FFFFFF | 14.05 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.49 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 14.05 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#00306C
Deuteranopia (green-blind)
#002769
Tritanopia (blue-blind)
#003743
Achromatopsia (no color)
#2C2C2C
Design tokens & code
CSS
--color: #10256a; /* rgb */ color: rgb(16, 37, 106); /* oklch */ color: oklch(29.9% 0.123 265.9);
Tailwind
colors: {
custom: {
50: '#605f95',
500: '#10256a',
950: '#000000',
},
}SCSS
$custom: #10256a; $custom-light: #605f95; $custom-dark: #000000;
JSON
{
"hex": "#10256a",
"rgb": {
"r": 16,
"g": 37,
"b": 106
},
"hsl": {
"h": 226,
"s": 73.77,
"l": 23.922
},
"oklch": {
"l": 0.29905,
"c": 0.12326,
"h": 265.9
},
"luminance": 0.02474
}Semantic roles & 50–950 ramp
primary
#10256A
secondary
#A28834
accent
#C537F0
background
#F6F5F9
surface
#EBE9F2
border
#C6C5CC
text
#06040D
muted
#7A797E