#1D4F72#1D4F72
#1D4F72 is a dark, moderate cyan. Relative luminance 0.071; OKLCH L 41.1% C 0.079 H 242.8°. Best body text is #FFFFFF at 8.70:1 contrast (WCAG AA passes).
Color values
| HEX | #1D4F72 |
|---|---|
| RGB | rgb(29, 79, 114) |
| HSL | hsl(205, 59%, 28%) |
| HSV | hsv(205, 75%, 45%) |
| CMYK | cmyk(74.6%, 30.7%, 0%, 55.3%) |
| CIE-LAB | lab(31.96, -3.96, -24.89) |
| CIE-LCH | lch(31.96, 25.20, 260.96°) |
| OKLab | oklab(41.13% -0.0362 -0.0704) |
| OKLCH | oklch(41.13% 0.079 242.8) |
| XYZ | xyz(6.3388, 7.0674, 16.9464) |
| Luminance | 0.0707 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Deep Sea Blue
#015482
ΔE00 2.90
Light Navy
#155084
ΔE00 3.41
Dark Slate Blue
#214761
ΔE00 3.61
Prussian Blue
#004577
ΔE00 4.39
Light Navy Blue
#2E5A88
ΔE00 5.16
Dark Grey Blue
#29465B
ΔE00 5.20
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1D4F72 #72401D
analogous
#1D726A #1D4F72 #1D2472
triadic
#1D4F72 #721D4F #4F721D
tetradic
#1D4F72 #6A1D72 #72401D #24721D
square
#1D4F72 #6A1D72 #72401D #24721D
split-complementary
#1D4F72 #721D24 #726A1D
monochromatic
#061118 #112D41 #1D4F72 #2971A3 #3C92CD
Accessibility & contrast
On white
8.70
#1D4F72 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.41
#1D4F72 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1D4F72
8.70:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1D4F72 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1D4F72 | 1.00 | 8.70 | 2.41 | 8.70 |
| #FFFFFF | 8.70 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.41 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.70 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3F5074
Deuteranopia (green-blind)
#334871
Tritanopia (blue-blind)
#00585B
Achromatopsia (no color)
#4B4B4B
Design tokens & code
CSS
--color: #1d4f72; /* rgb */ color: rgb(29, 79, 114); /* oklch */ color: oklch(41.1% 0.079 242.8);
Tailwind
colors: {
custom: {
50: '#65809a',
500: '#1d4f72',
950: '#000000',
},
}SCSS
$custom: #1d4f72; $custom-light: #65809a; $custom-dark: #000000;
JSON
{
"hex": "#1d4f72",
"rgb": {
"r": 29,
"g": 79,
"b": 114
},
"hsl": {
"h": 204.706,
"s": 59.441,
"l": 28.039
},
"oklch": {
"l": 0.41133,
"c": 0.07912,
"h": 242.8
},
"luminance": 0.07068
}Semantic roles & 50–950 ramp
primary
#1D4F72
secondary
#A66D45
accent
#8645E3
background
#F6F7F9
surface
#EBEEF2
border
#C6C9CC
text
#060A0E
muted
#7A7C7E