#233C67#233C67
#233C67 is a dark, moderate blue. Relative luminance 0.046; OKLCH L 35.9% C 0.081 H 260.6°. Best body text is #FFFFFF at 10.97:1 contrast (WCAG AA passes).
Color values
| HEX | #233C67 |
|---|---|
| RGB | rgb(35, 60, 103) |
| HSL | hsl(218, 49%, 27%) |
| HSV | hsv(218, 66%, 40%) |
| CMYK | cmyk(66%, 41.7%, 0%, 59.6%) |
| CIE-LAB | lab(25.47, 5.52, -28.14) |
| CIE-LCH | lch(25.47, 28.67, 281.10°) |
| OKLab | oklab(35.91% -0.0133 -0.08) |
| OKLCH | oklch(35.91% 0.081 260.6) |
| XYZ | xyz(4.7563, 4.5679, 13.4604) |
| Luminance | 0.0457 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Marine Blue
#01386A
ΔE00 3.58
Marine
#042E60
ΔE00 4.68
Twilight Blue
#0A437A
ΔE00 4.79
Darkish Blue
#014182
ΔE00 5.04
Prussian Blue
#004577
ΔE00 5.95
Cobalt (survey)
#1E488F
ΔE00 6.51
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#233C67 #674E23
analogous
#235E67 #233C67 #2C2367
triadic
#233C67 #67233C #3C6723
tetradic
#233C67 #67235E #674E23 #23672C
square
#233C67 #67235E #674E23 #23672C
split-complementary
#233C67 #672C23 #5E6723
monochromatic
#080D17 #132139 #233C67 #335795 #4572C0
Accessibility & contrast
On white
10.97
#233C67 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.91
#233C67 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #233C67
10.97:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##233C67 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##233C67 | 1.00 | 10.97 | 1.91 | 10.97 |
| #FFFFFF | 10.97 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.91 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.97 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#294069
Deuteranopia (green-blind)
#203966
Tritanopia (blue-blind)
#00464C
Achromatopsia (no color)
#3C3C3C
Design tokens & code
CSS
--color: #233c67; /* rgb */ color: rgb(35, 60, 103); /* oklch */ color: oklch(35.9% 0.081 260.6);
Tailwind
colors: {
custom: {
50: '#657192',
500: '#233c67',
950: '#000000',
},
}SCSS
$custom: #233c67; $custom-light: #657192; $custom-dark: #000000;
JSON
{
"hex": "#233c67",
"rgb": {
"r": 35,
"g": 60,
"b": 103
},
"hsl": {
"h": 217.941,
"s": 49.275,
"l": 27.059
},
"oklch": {
"l": 0.35914,
"c": 0.08108,
"h": 260.6
},
"luminance": 0.04568
}Semantic roles & 50–950 ramp
primary
#233C67
secondary
#9B7D4B
accent
#A64FD9
background
#F6F6F9
surface
#EBECF1
border
#C6C7CB
text
#06070D
muted
#7A7A7E