#2A4F8D#2A4F8D
#2A4F8D is a dark, moderate blue. Relative luminance 0.080; OKLCH L 43.4% C 0.111 H 260.1°. Best body text is #FFFFFF at 8.07:1 contrast (WCAG AA passes).
Color values
| HEX | #2A4F8D |
|---|---|
| RGB | rgb(42, 79, 141) |
| HSL | hsl(218, 54%, 36%) |
| HSV | hsv(218, 70%, 55%) |
| CMYK | cmyk(70.2%, 44%, 0%, 44.7%) |
| CIE-LAB | lab(34.00, 8.59, -38.34) |
| CIE-LCH | lch(34.00, 39.29, 282.63°) |
| OKLab | oklab(43.36% -0.0191 -0.1095) |
| OKLCH | oklch(43.36% 0.111 260.1) |
| XYZ | xyz(8.5568, 8.0064, 26.2886) |
| Luminance | 0.0801 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dusk Blue
#26538D
ΔE00 1.95
Cobalt (survey)
#1E488F
ΔE00 2.35
Light Navy
#155084
ΔE00 3.82
Denim Blue
#3B5B92
ΔE00 4.09
Light Navy Blue
#2E5A88
ΔE00 4.42
Cobalt
#0047AB
ΔE00 4.89
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2A4F8D #8D682A
analogous
#2A808D #2A4F8D #372A8D
triadic
#2A4F8D #8D2A4F #4F8D2A
tetradic
#2A4F8D #8D2A80 #8D682A #2A8D37
square
#2A4F8D #8D2A80 #8D682A #2A8D37
split-complementary
#2A4F8D #8D372A #808D2A
monochromatic
#0E1A2F #1C355E #2A4F8D #3869BC #618BD0
Accessibility & contrast
On white
8.07
#2A4F8D on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.60
#2A4F8D on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2A4F8D
8.07:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2A4F8D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2A4F8D | 1.00 | 8.07 | 2.60 | 8.07 |
| #FFFFFF | 8.07 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.60 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.07 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#31558F
Deuteranopia (green-blind)
#214C8C
Tritanopia (blue-blind)
#005D67
Achromatopsia (no color)
#505050
Design tokens & code
CSS
--color: #2a4f8d; /* rgb */ color: rgb(42, 79, 141); /* oklch */ color: oklch(43.4% 0.111 260.1);
Tailwind
colors: {
custom: {
50: '#707faf',
500: '#2a4f8d',
950: '#000000',
},
}SCSS
$custom: #2a4f8d; $custom-light: #707faf; $custom-dark: #000000;
JSON
{
"hex": "#2a4f8d",
"rgb": {
"r": 42,
"g": 79,
"b": 141
},
"hsl": {
"h": 217.576,
"s": 54.098,
"l": 35.882
},
"oklch": {
"l": 0.43365,
"c": 0.11115,
"h": 260.1
},
"luminance": 0.08007
}Semantic roles & 50–950 ramp
primary
#2A4F8D
secondary
#B6955D
accent
#A64ADD
background
#F7F7FA
surface
#EDEEF4
border
#C8C9CE
text
#080A10
muted
#7B7C7F