#1D5372#1D5372
#1D5372 is a dark, moderate cyan. Relative luminance 0.077; OKLCH L 42.2% C 0.076 H 237.8°. Best body text is #FFFFFF at 8.29:1 contrast (WCAG AA passes).
Color values
| HEX | #1D5372 |
|---|---|
| RGB | rgb(29, 83, 114) |
| HSL | hsl(202, 59%, 28%) |
| HSV | hsv(202, 75%, 45%) |
| CMYK | cmyk(74.6%, 27.2%, 0%, 55.3%) |
| CIE-LAB | lab(33.27, -6.48, -22.84) |
| CIE-LCH | lch(33.27, 23.75, 254.17°) |
| OKLab | oklab(42.17% -0.0405 -0.0644) |
| OKLCH | oklch(42.17% 0.076 237.8) |
| XYZ | xyz(6.6360, 7.6619, 17.0455) |
| Luminance | 0.0766 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Deep Sea Blue
#015482
ΔE00 3.52
Dark Slate Blue
#214761
ΔE00 4.36
Light Navy
#155084
ΔE00 5.30
Dark Grey Blue
#29465B
ΔE00 5.57
Light Navy Blue
#2E5A88
ΔE00 5.95
Prussian Blue
#004577
ΔE00 6.65
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1D5372 #723C1D
analogous
#1D7266 #1D5372 #1D2872
triadic
#1D5372 #721D53 #53721D
tetradic
#1D5372 #661D72 #723C1D #28721D
square
#1D5372 #661D72 #723C1D #28721D
split-complementary
#1D5372 #721D28 #72661D
monochromatic
#061218 #112F41 #1D5372 #2977A3 #3C98CD
Accessibility & contrast
On white
8.29
#1D5372 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.53
#1D5372 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1D5372
8.29:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1D5372 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1D5372 | 1.00 | 8.29 | 2.53 | 8.29 |
| #FFFFFF | 8.29 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.53 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.29 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#445373
Deuteranopia (green-blind)
#394B71
Tritanopia (blue-blind)
#005B5E
Achromatopsia (no color)
#4E4E4E
Design tokens & code
CSS
--color: #1d5372; /* rgb */ color: rgb(29, 83, 114); /* oklch */ color: oklch(42.2% 0.076 237.8);
Tailwind
colors: {
custom: {
50: '#65839a',
500: '#1d5372',
950: '#000000',
},
}SCSS
$custom: #1d5372; $custom-light: #65839a; $custom-dark: #000000;
JSON
{
"hex": "#1d5372",
"rgb": {
"r": 29,
"g": 83,
"b": 114
},
"hsl": {
"h": 201.882,
"s": 59.441,
"l": 28.039
},
"oklch": {
"l": 0.4217,
"c": 0.07608,
"h": 237.8
},
"luminance": 0.07663
}Semantic roles & 50–950 ramp
primary
#1D5372
secondary
#A66845
accent
#7F45E3
background
#F6F8F9
surface
#EBEFF2
border
#C6CACC
text
#060A0E
muted
#7A7C7E