#2A458E#2A458E
#2A458E is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.2% C 0.125 H 265.8°. Best body text is #FFFFFF at 8.97:1 contrast (WCAG AA passes).
Color values
| HEX | #2A458E |
|---|---|
| RGB | rgb(42, 69, 142) |
| HSL | hsl(224, 54%, 36%) |
| HSV | hsv(224, 70%, 56%) |
| CMYK | cmyk(70.4%, 51.4%, 0%, 44.3%) |
| CIE-LAB | lab(31.12, 15.71, -43.57) |
| CIE-LCH | lch(31.12, 46.32, 289.82°) |
| OKLab | oklab(41.18% -0.0091 -0.1251) |
| OKLCH | oklch(41.18% 0.125 265.8) |
| XYZ | xyz(7.9637, 6.7007, 26.4596) |
| Luminance | 0.0670 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt (survey)
#1E488F
ΔE00 2.32
Darkish Blue
#014182
ΔE00 4.38
Cobalt
#0047AB
ΔE00 4.40
Twilight Blue
#0A437A
ΔE00 5.18
Dusk Blue
#26538D
ΔE00 5.64
Blueberry
#464196
ΔE00 6.05
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2A458E #8E732A
analogous
#2A778E #2A458E #412A8E
triadic
#2A458E #8E2A45 #458E2A
tetradic
#2A458E #8E2A77 #8E732A #2A8E41
square
#2A458E #8E2A77 #8E732A #2A8E41
split-complementary
#2A458E #8E412A #778E2A
monochromatic
#0E1730 #1C2E5F #2A458E #385CBD #6280D1
Accessibility & contrast
On white
8.97
#2A458E on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.34
#2A458E on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2A458E
8.97:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2A458E | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2A458E | 1.00 | 8.97 | 2.34 | 8.97 |
| #FFFFFF | 8.97 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.34 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.97 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#1B4E91
Deuteranopia (green-blind)
#00458D
Tritanopia (blue-blind)
#005663
Achromatopsia (no color)
#494949
Design tokens & code
CSS
--color: #2a458e; /* rgb */ color: rgb(42, 69, 142); /* oklch */ color: oklch(41.2% 0.125 265.8);
Tailwind
colors: {
custom: {
50: '#7078b0',
500: '#2a458e',
950: '#000000',
},
}SCSS
$custom: #2a458e; $custom-light: #7078b0; $custom-dark: #000000;
JSON
{
"hex": "#2a458e",
"rgb": {
"r": 42,
"g": 69,
"b": 142
},
"hsl": {
"h": 223.8,
"s": 54.348,
"l": 36.078
},
"oklch": {
"l": 0.41177,
"c": 0.12539,
"h": 265.8
},
"luminance": 0.06701
}Semantic roles & 50–950 ramp
primary
#2A458E
secondary
#B69E5D
accent
#B64ADE
background
#F7F7FA
surface
#EDEDF5
border
#C8C8CF
text
#080810
muted
#7B7B7F