#23429C#23429C
#23429C is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.3% C 0.151 H 265.6°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).
Color values
| HEX | #23429C |
|---|---|
| RGB | rgb(35, 66, 156) |
| HSL | hsl(225, 63%, 37%) |
| HSV | hsv(225, 78%, 61%) |
| CMYK | cmyk(77.6%, 57.7%, 0%, 38.8%) |
| CIE-LAB | lab(31.00, 22.21, -52.31) |
| CIE-LCH | lch(31.00, 56.83, 293.01°) |
| OKLab | oklab(41.34% -0.0115 -0.1509) |
| OKLCH | oklch(41.34% 0.151 265.6) |
| XYZ | xyz(8.6400, 6.6531, 32.2749) |
| Luminance | 0.0665 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt
#0047AB
ΔE00 3.12
Cobalt (survey)
#1E488F
ΔE00 3.67
Sapphire (survey)
#2138AB
ΔE00 4.31
Darkish Blue
#014182
ΔE00 5.45
Blueberry
#464196
ΔE00 5.65
Blue Blue
#2242C7
ΔE00 6.10
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#23429C #9C7D23
analogous
#237F9C #23429C #40239C
triadic
#23429C #9C2342 #429C23
tetradic
#23429C #9C237F #9C7D23 #239C40
square
#23429C #9C237F #9C7D23 #239C40
split-complementary
#23429C #9C4023 #7F9C23
monochromatic
#0D1838 #182D6A #23429C #2E57CE #5E7EDB
Accessibility & contrast
On white
9.01
#23429C on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.33
#23429C on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #23429C
9.01:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##23429C | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##23429C | 1.00 | 9.01 | 2.33 | 9.01 |
| #FFFFFF | 9.01 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.33 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 9.01 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#004F9F
Deuteranopia (green-blind)
#00449A
Tritanopia (blue-blind)
#005868
Achromatopsia (no color)
#494949
Design tokens & code
CSS
--color: #23429c; /* rgb */ color: rgb(35, 66, 156); /* oklch */ color: oklch(41.3% 0.151 265.6);
Tailwind
colors: {
custom: {
50: '#7175ba',
500: '#23429c',
950: '#000000',
},
}SCSS
$custom: #23429c; $custom-light: #7175ba; $custom-dark: #000000;
JSON
{
"hex": "#23429c",
"rgb": {
"r": 35,
"g": 66,
"b": 156
},
"hsl": {
"h": 224.628,
"s": 63.351,
"l": 37.451
},
"oklch": {
"l": 0.41337,
"c": 0.15139,
"h": 265.6
},
"luminance": 0.06654
}Semantic roles & 50–950 ramp
primary
#23429C
secondary
#C0A65B
accent
#BC41E6
background
#F7F7FB
surface
#EDEDF6
border
#C8C8D0
text
#090812
muted
#7B7B81