#17435A#17435A
#17435A is a dark, moderate cyan. Relative luminance 0.049; OKLCH L 36.4% C 0.062 H 235.0°. Best body text is #FFFFFF at 10.57:1 contrast (WCAG AA passes).
Color values
| HEX | #17435A |
|---|---|
| RGB | rgb(23, 67, 90) |
| HSL | hsl(201, 59%, 22%) |
| HSV | hsv(201, 74%, 35%) |
| CMYK | cmyk(74.4%, 25.6%, 0%, 64.7%) |
| CIE-LAB | lab(26.55, -6.55, -18.07) |
| CIE-LCH | lch(26.55, 19.22, 250.08°) |
| OKLab | oklab(36.39% -0.0355 -0.0508) |
| OKLCH | oklch(36.39% 0.062 235) |
| XYZ | xyz(4.2052, 4.9342, 10.4016) |
| Luminance | 0.0493 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Slate Blue
#214761
ΔE00 2.57
Dark Grey Blue
#29465B
ΔE00 2.87
Dark Blue Grey
#1F3B4D
ΔE00 3.51
Charcoal
#36454F
ΔE00 6.84
Prussian Blue
#004577
ΔE00 7.20
Twilight Blue
#0A437A
ΔE00 8.01
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#17435A #5A2E17
analogous
#175A50 #17435A #17225A
triadic
#17435A #5A1743 #435A17
tetradic
#17435A #50175A #5A2E17 #225A17
square
#17435A #50175A #5A2E17 #225A17
split-complementary
#17435A #5A1722 #5A5017
monochromatic
#061218 #0B1F29 #17435A #23678B #308CBB
Accessibility & contrast
On white
10.57
#17435A on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.99
#17435A on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #17435A
10.57:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##17435A | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##17435A | 1.00 | 10.57 | 1.99 | 10.57 |
| #FFFFFF | 10.57 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.99 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.57 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#38425B
Deuteranopia (green-blind)
#2F3C5A
Tritanopia (blue-blind)
#00494B
Achromatopsia (no color)
#3F3F3F
Design tokens & code
CSS
--color: #17435a; /* rgb */ color: rgb(23, 67, 90); /* oklch */ color: oklch(36.4% 0.062 235.0);
Tailwind
colors: {
custom: {
50: '#5e7788',
500: '#17435a',
950: '#000000',
},
}SCSS
$custom: #17435a; $custom-light: #5e7788; $custom-dark: #000000;
JSON
{
"hex": "#17435a",
"rgb": {
"r": 23,
"g": 67,
"b": 90
},
"hsl": {
"h": 200.597,
"s": 59.292,
"l": 22.157
},
"oklch": {
"l": 0.36386,
"c": 0.06199,
"h": 235
},
"luminance": 0.04935
}Semantic roles & 50–950 ramp
primary
#17435A
secondary
#91593C
accent
#7B45E2
background
#F5F7F8
surface
#E9EDF0
border
#C5C8CB
text
#05080B
muted
#797B7C