#23729E#23729E
#23729E is a mid, moderate cyan. Relative luminance 0.149; OKLCH L 52.6% C 0.101 H 238.1°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).
Color values
| HEX | #23729E |
|---|---|
| RGB | rgb(35, 114, 158) |
| HSL | hsl(201, 64%, 38%) |
| HSV | hsv(201, 78%, 62%) |
| CMYK | cmyk(77.8%, 27.8%, 0%, 38%) |
| CIE-LAB | lab(45.44, -8.01, -30.46) |
| CIE-LCH | lch(45.44, 31.49, 255.26°) |
| OKLab | oklab(52.58% -0.0537 -0.086) |
| OKLCH | oklch(52.58% 0.101 238.1) |
| XYZ | xyz(12.8796, 14.8590, 34.5304) |
| Luminance | 0.1486 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Ocean Blue (survey)
#03719C
ΔE00 1.95
Nice Blue
#107AB0
ΔE00 3.47
Muted Blue
#3B719F
ΔE00 3.58
Cerulean
#007BA7
ΔE00 3.94
Peacock Blue
#016795
ΔE00 4.12
Flat Blue
#3C73A8
ΔE00 4.74
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#23729E #9E4F23
analogous
#239E8C #23729E #23359E
triadic
#23729E #9E2372 #729E23
tetradic
#23729E #8C239E #9E4F23 #359E23
square
#23729E #8C239E #9E4F23 #359E23
split-complementary
#23729E #9E2335 #9E8C23
monochromatic
#0D2A3A #184E6C #23729E #2E96D0 #60AFDC
Accessibility & contrast
On white
5.29
#23729E on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.97
#23729E on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #23729E
5.29:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##23729E | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##23729E | 1.00 | 5.29 | 3.97 | 5.29 |
| #FFFFFF | 5.29 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.97 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.29 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5D72A0
Deuteranopia (green-blind)
#4C669D
Tritanopia (blue-blind)
#007D81
Achromatopsia (no color)
#6C6C6C
Design tokens & code
CSS
--color: #23729e; /* rgb */ color: rgb(35, 114, 158); /* oklch */ color: oklch(52.6% 0.101 238.1);
Tailwind
colors: {
custom: {
50: '#719abb',
500: '#23729e',
950: '#000000',
},
}SCSS
$custom: #23729e; $custom-light: #719abb; $custom-dark: #000000;
JSON
{
"hex": "#23729e",
"rgb": {
"r": 35,
"g": 114,
"b": 158
},
"hsl": {
"h": 201.463,
"s": 63.731,
"l": 37.843
},
"oklch": {
"l": 0.5258,
"c": 0.10141,
"h": 238.1
},
"luminance": 0.14861
}Semantic roles & 50–950 ramp
primary
#23729E
secondary
#C1805C
accent
#7C41E7
background
#F7F9FB
surface
#EDF2F6
border
#C8CCD0
text
#090E11
muted
#7B7E80