#234A88#234A88
#234A88 is a dark, moderate blue. Relative luminance 0.070; OKLCH L 41.5% C 0.113 H 259.3°. Best body text is #FFFFFF at 8.73:1 contrast (WCAG AA passes).
Color values
| HEX | #234A88 |
|---|---|
| RGB | rgb(35, 74, 136) |
| HSL | hsl(217, 59%, 34%) |
| HSV | hsv(217, 74%, 53%) |
| CMYK | cmyk(74.3%, 45.6%, 0%, 46.7%) |
| CIE-LAB | lab(31.88, 8.88, -38.67) |
| CIE-LCH | lch(31.88, 39.68, 282.94°) |
| OKLab | oklab(41.55% -0.0208 -0.1107) |
| OKLCH | oklch(41.55% 0.113 259.3) |
| XYZ | xyz(7.5842, 7.0316, 24.2453) |
| Luminance | 0.0703 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt (survey)
#1E488F
ΔE00 1.25
Dusk Blue
#26538D
ΔE00 3.14
Darkish Blue
#014182
ΔE00 3.31
Twilight Blue
#0A437A
ΔE00 3.44
Light Navy
#155084
ΔE00 3.94
Prussian Blue
#004577
ΔE00 4.42
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#234A88 #886123
analogous
#237C88 #234A88 #2F2388
triadic
#234A88 #88234A #4A8823
tetradic
#234A88 #88237C #886123 #23882F
square
#234A88 #88237C #886123 #23882F
split-complementary
#234A88 #882F23 #7C8823
monochromatic
#0A1527 #163057 #234A88 #3064B9 #5384D3
Accessibility & contrast
On white
8.73
#234A88 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.41
#234A88 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #234A88
8.73:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##234A88 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##234A88 | 1.00 | 8.73 | 2.41 | 8.73 |
| #FFFFFF | 8.73 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.41 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.73 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#2B508A
Deuteranopia (green-blind)
#184787
Tritanopia (blue-blind)
#005962
Achromatopsia (no color)
#4B4B4B
Design tokens & code
CSS
--color: #234a88; /* rgb */ color: rgb(35, 74, 136); /* oklch */ color: oklch(41.5% 0.113 259.3);
Tailwind
colors: {
custom: {
50: '#6c7cab',
500: '#234a88',
950: '#000000',
},
}SCSS
$custom: #234a88; $custom-light: #6c7cab; $custom-dark: #000000;
JSON
{
"hex": "#234a88",
"rgb": {
"r": 35,
"g": 74,
"b": 136
},
"hsl": {
"h": 216.832,
"s": 59.064,
"l": 33.529
},
"oklch": {
"l": 0.41546,
"c": 0.11263,
"h": 259.3
},
"luminance": 0.07032
}Semantic roles & 50–950 ramp
primary
#234A88
secondary
#B78F50
accent
#A646E2
background
#F6F7FA
surface
#ECEDF4
border
#C7C8CE
text
#080910
muted
#7A7B7F