#1D597D#1D597D
#1D597D is a dark, moderate cyan. Relative luminance 0.089; OKLCH L 44.3% C 0.085 H 239.4°. Best body text is #FFFFFF at 7.56:1 contrast (WCAG AA passes).
Color values
| HEX | #1D597D |
|---|---|
| RGB | rgb(29, 89, 125) |
| HSL | hsl(203, 62%, 30%) |
| HSV | hsv(203, 77%, 49%) |
| CMYK | cmyk(76.8%, 28.8%, 0%, 51%) |
| CIE-LAB | lab(35.76, -6.03, -25.76) |
| CIE-LCH | lch(35.76, 26.46, 256.83°) |
| OKLab | oklab(44.33% -0.043 -0.0728) |
| OKLCH | oklch(44.33% 0.085 239.4) |
| XYZ | xyz(7.7793, 8.8857, 20.7032) |
| Luminance | 0.0889 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Deep Sea Blue
#015482
ΔE00 2.77
Light Navy Blue
#2E5A88
ΔE00 4.55
Ugly Blue
#31668A
ΔE00 4.69
Light Navy
#155084
ΔE00 5.05
Peacock Blue
#016795
ΔE00 5.31
Denim (survey)
#3B638C
ΔE00 5.75
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1D597D #7D411D
analogous
#1D7D71 #1D597D #1D297D
triadic
#1D597D #7D1D59 #597D1D
tetradic
#1D597D #711D7D #7D411D #297D1D
square
#1D597D #711D7D #7D411D #297D1D
split-complementary
#1D597D #7D1D29 #7D711D
monochromatic
#06121A #11364B #1D597D #297CAF #419CD3
Accessibility & contrast
On white
7.56
#1D597D on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.78
#1D597D on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1D597D
7.56:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1D597D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1D597D | 1.00 | 7.56 | 2.78 | 7.56 |
| #FFFFFF | 7.56 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.78 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.56 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#48597F
Deuteranopia (green-blind)
#3B507C
Tritanopia (blue-blind)
#006265
Achromatopsia (no color)
#545454
Design tokens & code
CSS
--color: #1d597d; /* rgb */ color: rgb(29, 89, 125); /* oklch */ color: oklch(44.3% 0.085 239.4);
Tailwind
colors: {
custom: {
50: '#6887a3',
500: '#1d597d',
950: '#000000',
},
}SCSS
$custom: #1d597d; $custom-light: #6887a3; $custom-dark: #000000;
JSON
{
"hex": "#1d597d",
"rgb": {
"r": 29,
"g": 89,
"b": 125
},
"hsl": {
"h": 202.5,
"s": 62.338,
"l": 30.196
},
"oklch": {
"l": 0.44328,
"c": 0.08451,
"h": 239.4
},
"luminance": 0.08887
}Semantic roles & 50–950 ramp
primary
#1D597D
secondary
#B16D45
accent
#8042E5
background
#F6F8FA
surface
#EBEFF3
border
#C6CACD
text
#070B0F
muted
#7A7C7F