#2A538E#2A538E
#2A538E is a dark, moderate blue. Relative luminance 0.086; OKLCH L 44.4% C 0.108 H 257.7°. Best body text is #FFFFFF at 7.70:1 contrast (WCAG AA passes).
Color values
| HEX | #2A538E |
|---|---|
| RGB | rgb(42, 83, 142) |
| HSL | hsl(215, 54%, 36%) |
| HSV | hsv(215, 70%, 56%) |
| CMYK | cmyk(70.4%, 41.5%, 0%, 44.3%) |
| CIE-LAB | lab(35.26, 6.33, -36.93) |
| CIE-LCH | lch(35.26, 37.46, 279.73°) |
| OKLab | oklab(44.37% -0.023 -0.1053) |
| OKLCH | oklch(44.37% 0.108 257.7) |
| XYZ | xyz(8.9288, 8.6308, 26.7813) |
| Luminance | 0.0863 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dusk Blue
#26538D
ΔE00 0.68
Light Navy Blue
#2E5A88
ΔE00 3.03
Denim Blue
#3B5B92
ΔE00 3.16
Light Navy
#155084
ΔE00 3.22
Cobalt (survey)
#1E488F
ΔE00 3.66
Sapphire
#0F52BA
ΔE00 5.34
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2A538E #8E652A
analogous
#2A858E #2A538E #332A8E
triadic
#2A538E #8E2A53 #538E2A
tetradic
#2A538E #8E2A85 #8E652A #2A8E33
square
#2A538E #8E2A85 #8E652A #2A8E33
split-complementary
#2A538E #8E332A #858E2A
monochromatic
#0E1C30 #1C375F #2A538E #386FBD #628FD1
Accessibility & contrast
On white
7.70
#2A538E on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.73
#2A538E on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2A538E
7.70:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2A538E | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2A538E | 1.00 | 7.70 | 2.73 | 7.70 |
| #FFFFFF | 7.70 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.73 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.70 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#385890
Deuteranopia (green-blind)
#284F8D
Tritanopia (blue-blind)
#006169
Achromatopsia (no color)
#535353
Design tokens & code
CSS
--color: #2a538e; /* rgb */ color: rgb(42, 83, 142); /* oklch */ color: oklch(44.4% 0.108 257.7);
Tailwind
colors: {
custom: {
50: '#7082af',
500: '#2a538e',
950: '#000000',
},
}SCSS
$custom: #2a538e; $custom-light: #7082af; $custom-dark: #000000;
JSON
{
"hex": "#2a538e",
"rgb": {
"r": 42,
"g": 83,
"b": 142
},
"hsl": {
"h": 215.4,
"s": 54.348,
"l": 36.078
},
"oklch": {
"l": 0.44366,
"c": 0.10776,
"h": 257.7
},
"luminance": 0.08632
}Semantic roles & 50–950 ramp
primary
#2A538E
secondary
#B6925D
accent
#A14ADE
background
#F7F7FA
surface
#EDEEF4
border
#C8C9CE
text
#080A10
muted
#7B7C7F