#0C213B#0C213B
#0C213B is a very dark, muted cyan. Relative luminance 0.015; OKLCH L 24.6% C 0.057 H 255.0°. Best body text is #FFFFFF at 16.20:1 contrast (WCAG AA passes).
Color values
| HEX | #0C213B |
|---|---|
| RGB | rgb(12, 33, 59) |
| HSL | hsl(213, 66%, 14%) |
| HSV | hsv(213, 80%, 23%) |
| CMYK | cmyk(79.7%, 44.1%, 0%, 76.9%) |
| CIE-LAB | lab(12.49, 2.18, -19.22) |
| CIE-LCH | lch(12.49, 19.35, 276.48°) |
| OKLab | oklab(24.6% -0.0146 -0.0547) |
| OKLCH | oklch(24.6% 0.057 255) |
| XYZ | xyz(1.4846, 1.4815, 4.3445) |
| Luminance | 0.0148 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Navy Blue
#1B2A4A
ΔE00 4.11
Dark
#1B2431
ΔE00 5.92
Navy (survey)
#01153E
ΔE00 6.27
Marine
#042E60
ΔE00 7.05
Navy Blue (survey)
#001146
ΔE00 8.25
Dark Navy Blue
#00022E
ΔE00 9.04
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#0C213B #3B260C
analogous
#0C393B #0C213B #0F0C3B
triadic
#0C213B #3B0C21 #213B0C
tetradic
#0C213B #3B0C39 #3B260C #0C3B0F
square
#0C213B #3B0C39 #3B260C #0C3B0F
split-complementary
#0C213B #3B0F0C #393B0C
monochromatic
#050E19 #050E19 #0C213B #163D6E #215AA1
Accessibility & contrast
On white
16.20
#0C213B on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.30
#0C213B on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #0C213B
16.20:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##0C213B | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##0C213B | 1.00 | 16.20 | 1.30 | 16.20 |
| #FFFFFF | 16.20 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.30 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 16.20 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#15233C
Deuteranopia (green-blind)
#0E1E3A
Tritanopia (blue-blind)
#00272B
Achromatopsia (no color)
#202020
Design tokens & code
CSS
--color: #0c213b; /* rgb */ color: rgb(12, 33, 59); /* oklch */ color: oklch(24.6% 0.057 255.0);
Tailwind
colors: {
custom: {
50: '#525b71',
500: '#0c213b',
950: '#000000',
},
}SCSS
$custom: #0c213b; $custom-light: #525b71; $custom-dark: #000000;
JSON
{
"hex": "#0c213b",
"rgb": {
"r": 12,
"g": 33,
"b": 59
},
"hsl": {
"h": 213.191,
"s": 66.197,
"l": 13.922
},
"oklch": {
"l": 0.24604,
"c": 0.05663,
"h": 255
},
"luminance": 0.01482
}Semantic roles & 50–950 ramp
primary
#0C213B
secondary
#77552C
accent
#9D3FE9
background
#F4F5F6
surface
#E7E9EC
border
#C3C5C7
text
#020407
muted
#78797A