#153756#153756
#153756 is a dark, moderate cyan. Relative luminance 0.036; OKLCH L 32.8% C 0.068 H 248.8°. Best body text is #FFFFFF at 12.26:1 contrast (WCAG AA passes).
Color values
| HEX | #153756 |
|---|---|
| RGB | rgb(21, 55, 86) |
| HSL | hsl(209, 61%, 21%) |
| HSV | hsv(209, 76%, 34%) |
| CMYK | cmyk(75.6%, 36%, 0%, 66.3%) |
| CIE-LAB | lab(22.17, -0.52, -22.31) |
| CIE-LCH | lch(22.17, 22.31, 268.65°) |
| OKLab | oklab(32.84% -0.0245 -0.0632) |
| OKLCH | oklch(32.84% 0.068 248.8) |
| XYZ | xyz(3.3545, 3.5633, 9.3133) |
| Luminance | 0.0356 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Marine Blue
#01386A
ΔE00 3.69
Marine
#042E60
ΔE00 4.84
Dark Blue Grey
#1F3B4D
ΔE00 5.76
Twilight Blue
#0A437A
ΔE00 5.94
Prussian Blue
#004577
ΔE00 6.08
Dark Slate Blue
#214761
ΔE00 6.11
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#153756 #563415
analogous
#155654 #153756 #151656
triadic
#153756 #561537 #375615
tetradic
#153756 #541556 #563415 #165615
square
#153756 #541556 #563415 #165615
split-complementary
#153756 #561516 #565415
monochromatic
#061019 #091825 #153756 #215687 #2D76B8
Accessibility & contrast
On white
12.26
#153756 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.71
#153756 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #153756
12.26:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##153756 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##153756 | 1.00 | 12.26 | 1.71 | 12.26 |
| #FFFFFF | 12.26 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.71 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 12.26 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#293857
Deuteranopia (green-blind)
#203255
Tritanopia (blue-blind)
#003E42
Achromatopsia (no color)
#353535
Design tokens & code
CSS
--color: #153756; /* rgb */ color: rgb(21, 55, 86); /* oklch */ color: oklch(32.8% 0.068 248.8);
Tailwind
colors: {
custom: {
50: '#5c6d86',
500: '#153756',
950: '#000000',
},
}SCSS
$custom: #153756; $custom-light: #5c6d86; $custom-dark: #000000;
JSON
{
"hex": "#153756",
"rgb": {
"r": 21,
"g": 55,
"b": 86
},
"hsl": {
"h": 208.615,
"s": 60.748,
"l": 20.98
},
"oklch": {
"l": 0.32835,
"c": 0.06783,
"h": 248.8
},
"luminance": 0.03564
}Semantic roles & 50–950 ramp
primary
#153756
secondary
#8E6139
accent
#9044E4
background
#F5F6F8
surface
#E9EBEF
border
#C5C6CA
text
#04070B
muted
#797A7C