#153D4A#153D4A
#153D4A is a dark, muted cyan. Relative luminance 0.040; OKLCH L 33.8% C 0.050 H 222.7°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).
Color values
| HEX | #153D4A |
|---|---|
| RGB | rgb(21, 61, 74) |
| HSL | hsl(195, 56%, 19%) |
| HSV | hsv(195, 72%, 29%) |
| CMYK | cmyk(71.6%, 17.6%, 0%, 71%) |
| CIE-LAB | lab(23.64, -9.19, -12.07) |
| CIE-LCH | lch(23.64, 15.17, 232.71°) |
| OKLab | oklab(33.8% -0.0365 -0.0337) |
| OKLCH | oklch(33.8% 0.05 222.7) |
| XYZ | xyz(3.2135, 3.9910, 7.0782) |
| Luminance | 0.0399 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Blue Grey
#1F3B4D
ΔE00 4.93
Dark Grey Blue
#29465B
ΔE00 6.71
Charcoal
#36454F
ΔE00 7.13
Dark Slate Blue
#214761
ΔE00 7.48
Gunmetal
#2A3439
ΔE00 8.01
Darkslategray
#2F4F4F
ΔE00 9.01
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#153D4A #4A2215
analogous
#154A3C #153D4A #15224A
triadic
#153D4A #4A153D #3D4A15
tetradic
#153D4A #3C154A #4A2215 #224A15
square
#153D4A #3C154A #4A2215 #224A15
split-complementary
#153D4A #4A1522 #4A3C15
monochromatic
#071418 #07161A #153D4A #23647A #308CA9
Accessibility & contrast
On white
11.68
#153D4A on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.80
#153D4A on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #153D4A
11.68:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##153D4A | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##153D4A | 1.00 | 11.68 | 1.80 | 11.68 |
| #FFFFFF | 11.68 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.80 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 11.68 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#353B4B
Deuteranopia (green-blind)
#2E364A
Tritanopia (blue-blind)
#004141
Achromatopsia (no color)
#383838
Design tokens & code
CSS
--color: #153d4a; /* rgb */ color: rgb(21, 61, 74); /* oklch */ color: oklch(33.8% 0.050 222.7);
Tailwind
colors: {
custom: {
50: '#5a727c',
500: '#153d4a',
950: '#000000',
},
}SCSS
$custom: #153d4a; $custom-light: #5a727c; $custom-dark: #000000;
JSON
{
"hex": "#153d4a",
"rgb": {
"r": 21,
"g": 61,
"b": 74
},
"hsl": {
"h": 194.717,
"s": 55.789,
"l": 18.627
},
"oklch": {
"l": 0.338,
"c": 0.04962,
"h": 222.7
},
"luminance": 0.03991
}Semantic roles & 50–950 ramp
primary
#153D4A
secondary
#824B39
accent
#6E49DF
background
#F5F6F7
surface
#E9ECEE
border
#C5C7C9
text
#040809
muted
#797B7B