#2A4D8B#2A4D8B
#2A4D8B is a dark, moderate blue. Relative luminance 0.077; OKLCH L 42.8% C 0.111 H 260.9°. Best body text is #FFFFFF at 8.29:1 contrast (WCAG AA passes).
Color values
| HEX | #2A4D8B |
|---|---|
| RGB | rgb(42, 77, 139) |
| HSL | hsl(218, 54%, 35%) |
| HSV | hsv(218, 70%, 55%) |
| CMYK | cmyk(69.8%, 44.6%, 0%, 45.5%) |
| CIE-LAB | lab(33.27, 9.16, -38.27) |
| CIE-LCH | lch(33.27, 39.35, 283.46°) |
| OKLab | oklab(42.77% -0.0175 -0.1093) |
| OKLCH | oklch(42.77% 0.111 260.9) |
| XYZ | xyz(8.2673, 7.6632, 25.4646) |
| Luminance | 0.0766 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt (survey)
#1E488F
ΔE00 1.87
Dusk Blue
#26538D
ΔE00 2.61
Light Navy
#155084
ΔE00 4.17
Darkish Blue
#014182
ΔE00 4.48
Twilight Blue
#0A437A
ΔE00 4.57
Denim Blue
#3B5B92
ΔE00 4.68
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2A4D8B #8B682A
analogous
#2A7D8B #2A4D8B #382A8B
triadic
#2A4D8B #8B2A4D #4D8B2A
tetradic
#2A4D8B #8B2A7D #8B682A #2A8B38
square
#2A4D8B #8B2A7D #8B682A #2A8B38
split-complementary
#2A4D8B #8B382A #7D8B2A
monochromatic
#0E192D #1C335C #2A4D8B #3867BA #6088CF
Accessibility & contrast
On white
8.29
#2A4D8B on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.53
#2A4D8B on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2A4D8B
8.29:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2A4D8B | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2A4D8B | 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)
#2F538D
Deuteranopia (green-blind)
#1F4A8A
Tritanopia (blue-blind)
#005B65
Achromatopsia (no color)
#4E4E4E
Design tokens & code
CSS
--color: #2a4d8b; /* rgb */ color: rgb(42, 77, 139); /* oklch */ color: oklch(42.8% 0.111 260.9);
Tailwind
colors: {
custom: {
50: '#6f7ead',
500: '#2a4d8b',
950: '#000000',
},
}SCSS
$custom: #2a4d8b; $custom-light: #6f7ead; $custom-dark: #000000;
JSON
{
"hex": "#2a4d8b",
"rgb": {
"r": 42,
"g": 77,
"b": 139
},
"hsl": {
"h": 218.351,
"s": 53.591,
"l": 35.49
},
"oklch": {
"l": 0.42765,
"c": 0.11073,
"h": 260.9
},
"luminance": 0.07664
}Semantic roles & 50–950 ramp
primary
#2A4D8B
secondary
#B5955C
accent
#A84BDD
background
#F7F7FA
surface
#EDEEF4
border
#C8C9CE
text
#080910
muted
#7B7B7F