#153A4F#153A4F
#153A4F is a dark, muted cyan. Relative luminance 0.037; OKLCH L 33.2% C 0.056 H 236.8°. Best body text is #FFFFFF at 12.00:1 contrast (WCAG AA passes).
Color values
| HEX | #153A4F |
|---|---|
| RGB | rgb(21, 58, 79) |
| HSL | hsl(202, 58%, 20%) |
| HSV | hsv(202, 73%, 31%) |
| CMYK | cmyk(73.4%, 26.6%, 0%, 69%) |
| CIE-LAB | lab(22.83, -5.35, -16.65) |
| CIE-LCH | lch(22.83, 17.49, 252.19°) |
| OKLab | oklab(33.23% -0.0306 -0.0468) |
| OKLCH | oklch(33.23% 0.056 236.8) |
| XYZ | xyz(3.2331, 3.7497, 7.9490) |
| Luminance | 0.0375 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Blue Grey
#1F3B4D
ΔE00 1.62
Dark Grey Blue
#29465B
ΔE00 4.29
Dark Slate Blue
#214761
ΔE00 4.59
Charcoal
#36454F
ΔE00 7.01
Marine Blue
#01386A
ΔE00 7.89
Prussian Blue
#004577
ΔE00 8.18
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#153A4F #4F2A15
analogous
#154F47 #153A4F #151D4F
triadic
#153A4F #4F153A #3A4F15
tetradic
#153A4F #47154F #4F2A15 #1D4F15
square
#153A4F #47154F #4F2A15 #1D4F15
split-complementary
#153A4F #4F151D #4F4715
monochromatic
#061218 #08171F #153A4F #225D7F #2F81B0
Accessibility & contrast
On white
12.00
#153A4F on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.75
#153A4F on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #153A4F
12.00:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##153A4F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##153A4F | 1.00 | 12.00 | 1.75 | 12.00 |
| #FFFFFF | 12.00 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.75 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 12.00 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#303A50
Deuteranopia (green-blind)
#28344F
Tritanopia (blue-blind)
#003F41
Achromatopsia (no color)
#363636
Design tokens & code
CSS
--color: #153a4f; /* rgb */ color: rgb(21, 58, 79); /* oklch */ color: oklch(33.2% 0.056 236.8);
Tailwind
colors: {
custom: {
50: '#5a7080',
500: '#153a4f',
950: '#000000',
},
}SCSS
$custom: #153a4f; $custom-light: #5a7080; $custom-dark: #000000;
JSON
{
"hex": "#153a4f",
"rgb": {
"r": 21,
"g": 58,
"b": 79
},
"hsl": {
"h": 201.724,
"s": 58,
"l": 19.608
},
"oklch": {
"l": 0.33228,
"c": 0.05591,
"h": 236.8
},
"luminance": 0.0375
}Semantic roles & 50–950 ramp
primary
#153A4F
secondary
#875539
accent
#7F47E1
background
#F5F6F7
surface
#E9ECEE
border
#C5C7C9
text
#04070A
muted
#797A7C