#2A3840#2A3840
#2A3840 is a dark, muted cyan. Relative luminance 0.037; OKLCH L 33.2% C 0.023 H 233.4°. Best body text is #FFFFFF at 12.08:1 contrast (WCAG AA passes).
Color values
| HEX | #2A3840 |
|---|---|
| RGB | rgb(42, 56, 64) |
| HSL | hsl(202, 21%, 21%) |
| HSV | hsv(202, 34%, 25%) |
| CMYK | cmyk(34.4%, 12.5%, 0%, 74.9%) |
| CIE-LAB | lab(22.62, -3.45, -6.84) |
| CIE-LCH | lch(22.62, 7.66, 243.22°) |
| OKLab | oklab(33.16% -0.0139 -0.0187) |
| OKLCH | oklch(33.16% 0.023 233.4) |
| XYZ | xyz(3.2941, 3.6906, 5.3883) |
| Luminance | 0.0369 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Gunmetal
#2A3439
ΔE00 2.20
Charcoal
#36454F
ΔE00 4.33
Dark Blue Grey
#1F3B4D
ΔE00 5.00
Onyx
#353839
ΔE00 5.55
Charcoal Grey
#3C4142
ΔE00 5.87
Charcoal (survey)
#343837
ΔE00 6.10
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2A3840 #40322A
analogous
#2A403D #2A3840 #2A2D40
triadic
#2A3840 #402A38 #38402A
tetradic
#2A3840 #3D2A40 #40322A #2D402A
square
#2A3840 #3D2A40 #40322A #2D402A
split-complementary
#2A3840 #402A2D #403D2A
monochromatic
#0C1012 #12181B #2A3840 #425865 #5A798A
Accessibility & contrast
On white
12.08
#2A3840 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.74
#2A3840 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2A3840
12.08:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2A3840 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2A3840 | 1.00 | 12.08 | 1.74 | 12.08 |
| #FFFFFF | 12.08 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.74 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 12.08 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#343740
Deuteranopia (green-blind)
#313540
Tritanopia (blue-blind)
#233A3B
Achromatopsia (no color)
#363636
Design tokens & code
CSS
--color: #2a3840; /* rgb */ color: rgb(42, 56, 64); /* oklch */ color: oklch(33.2% 0.023 233.4);
Tailwind
colors: {
custom: {
50: '#646e74',
500: '#2a3840',
950: '#000000',
},
}SCSS
$custom: #2a3840; $custom-light: #646e74; $custom-dark: #000000;
JSON
{
"hex": "#2a3840",
"rgb": {
"r": 42,
"g": 56,
"b": 64
},
"hsl": {
"h": 201.818,
"s": 20.755,
"l": 20.784
},
"oklch": {
"l": 0.33156,
"c": 0.0233,
"h": 233.4
},
"luminance": 0.03691
}Semantic roles & 50–950 ramp
primary
#2A3840
secondary
#715F55
accent
#896ABD
background
#F6F6F7
surface
#EBEBED
border
#C6C6C8
text
#050708
muted
#7A7A7B