#236D9B#236D9B
#236D9B is a mid, moderate cyan. Relative luminance 0.137; OKLCH L 51.2% C 0.102 H 240.7°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).
Color values
| HEX | #236D9B |
|---|---|
| RGB | rgb(35, 109, 155) |
| HSL | hsl(203, 63%, 37%) |
| HSV | hsv(203, 77%, 61%) |
| CMYK | cmyk(77.4%, 29.7%, 0%, 39.2%) |
| CIE-LAB | lab(43.74, -6.14, -31.35) |
| CIE-LCH | lch(43.74, 31.94, 258.91°) |
| OKLab | oklab(51.19% -0.0498 -0.0887) |
| OKLCH | oklch(51.19% 0.102 240.7) |
| XYZ | xyz(12.0759, 13.6597, 33.0041) |
| Luminance | 0.1366 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Peacock Blue
#016795
ΔE00 2.70
Ocean Blue (survey)
#03719C
ΔE00 3.12
Muted Blue
#3B719F
ΔE00 3.18
Ugly Blue
#31668A
ΔE00 3.32
Flat Blue
#3C73A8
ΔE00 4.50
Nice Blue
#107AB0
ΔE00 5.05
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#236D9B #9B5123
analogous
#239B8D #236D9B #23319B
triadic
#236D9B #9B236D #6D9B23
tetradic
#236D9B #8D239B #9B5123 #319B23
square
#236D9B #8D239B #9B5123 #319B23
split-complementary
#236D9B #9B2331 #9B8D23
monochromatic
#0C2737 #184A69 #236D9B #2E90CD #5EABDB
Accessibility & contrast
On white
5.63
#236D9B on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.73
#236D9B on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #236D9B
5.63:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##236D9B | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##236D9B | 1.00 | 5.63 | 3.73 | 5.63 |
| #FFFFFF | 5.63 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.73 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.63 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#576E9D
Deuteranopia (green-blind)
#47629A
Tritanopia (blue-blind)
#00787D
Achromatopsia (no color)
#676767
Design tokens & code
CSS
--color: #236d9b; /* rgb */ color: rgb(35, 109, 155); /* oklch */ color: oklch(51.2% 0.102 240.7);
Tailwind
colors: {
custom: {
50: '#7096b8',
500: '#236d9b',
950: '#000000',
},
}SCSS
$custom: #236d9b; $custom-light: #7096b8; $custom-dark: #000000;
JSON
{
"hex": "#236d9b",
"rgb": {
"r": 35,
"g": 109,
"b": 155
},
"hsl": {
"h": 203,
"s": 63.158,
"l": 37.255
},
"oklch": {
"l": 0.51185,
"c": 0.10171,
"h": 240.7
},
"luminance": 0.13661
}Semantic roles & 50–950 ramp
primary
#236D9B
secondary
#BF815A
accent
#8142E6
background
#F7F9FB
surface
#EDF2F6
border
#C8CCD0
text
#090D11
muted
#7B7E80