#1D4E5C#1D4E5C
#1D4E5C is a dark, muted cyan. Relative luminance 0.065; OKLCH L 39.7% C 0.057 H 219.8°. Best body text is #FFFFFF at 9.14:1 contrast (WCAG AA passes).
Color values
| HEX | #1D4E5C |
|---|---|
| RGB | rgb(29, 78, 92) |
| HSL | hsl(193, 52%, 24%) |
| HSV | hsv(193, 68%, 36%) |
| CMYK | cmyk(68.5%, 15.2%, 0%, 63.9%) |
| CIE-LAB | lab(30.60, -11.50, -13.10) |
| CIE-LCH | lch(30.60, 17.43, 228.70°) |
| OKLab | oklab(39.71% -0.0437 -0.0365) |
| OKLCH | oklch(39.71% 0.057 219.8) |
| XYZ | xyz(5.1621, 6.4822, 11.1023) |
| Luminance | 0.0648 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Darkslategray
#2F4F4F
ΔE00 6.81
Deep Teal
#00555A
ΔE00 7.22
Petrol
#005F6A
ΔE00 7.32
Dark Grey Blue
#29465B
ΔE00 7.37
Dark Slate Blue
#214761
ΔE00 7.73
Charcoal
#36454F
ΔE00 8.25
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1D4E5C #5C2B1D
analogous
#1D5C4A #1D4E5C #1D2E5C
triadic
#1D4E5C #5C1D4E #4E5C1D
tetradic
#1D4E5C #4A1D5C #5C2B1D #2E5C1D
square
#1D4E5C #4A1D5C #5C2B1D #2E5C1D
split-complementary
#1D4E5C #5C1D2E #5C4A1D
monochromatic
#071417 #0E272D #1D4E5C #2C758B #3A9DB9
Accessibility & contrast
On white
9.14
#1D4E5C on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.30
#1D4E5C on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1D4E5C
9.14:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1D4E5C | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1D4E5C | 1.00 | 9.14 | 2.30 | 9.14 |
| #FFFFFF | 9.14 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.30 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 9.14 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#454C5D
Deuteranopia (green-blind)
#3C455C
Tritanopia (blue-blind)
#005352
Achromatopsia (no color)
#484848
Design tokens & code
CSS
--color: #1d4e5c; /* rgb */ color: rgb(29, 78, 92); /* oklch */ color: oklch(39.7% 0.057 219.8);
Tailwind
colors: {
custom: {
50: '#617f8a',
500: '#1d4e5c',
950: '#000000',
},
}SCSS
$custom: #1d4e5c; $custom-light: #617f8a; $custom-dark: #000000;
JSON
{
"hex": "#1d4e5c",
"rgb": {
"r": 29,
"g": 78,
"b": 92
},
"hsl": {
"h": 193.333,
"s": 52.066,
"l": 23.725
},
"oklch": {
"l": 0.39709,
"c": 0.05694,
"h": 219.8
},
"luminance": 0.06483
}Semantic roles & 50–950 ramp
primary
#1D4E5C
secondary
#915544
accent
#6C4CDC
background
#F6F7F8
surface
#EBEEF0
border
#C6C9CB
text
#050A0B
muted
#7A7C7C