#538FBC#538FBC
#538FBC is a light, moderate cyan. Relative luminance 0.251; OKLCH L 62.8% C 0.093 H 242.6°. Best body text is #000000 at 6.02:1 contrast (WCAG AA passes).
Color values
| HEX | #538FBC |
|---|---|
| RGB | rgb(83, 143, 188) |
| HSL | hsl(206, 44%, 53%) |
| HSV | hsv(206, 56%, 74%) |
| CMYK | cmyk(55.9%, 23.9%, 0%, 26.3%) |
| CIE-LAB | lab(57.19, -6.32, -29.37) |
| CIE-LCH | lch(57.19, 30.05, 257.86°) |
| OKLab | oklab(62.79% -0.0426 -0.0822) |
| OKLCH | oklch(62.79% 0.093 242.6) |
| XYZ | xyz(22.4635, 25.1128, 51.2307) |
| Luminance | 0.2511 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dusty Blue
#5A86AD
ΔE00 3.80
Cool Blue
#4984B8
ΔE00 4.09
Off Blue
#5684AE
ΔE00 4.26
Faded Blue
#658CBB
ΔE00 4.53
Steel Blue
#4682B4
ΔE00 4.72
Dark Sky Blue
#448EE4
ΔE00 5.09
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#538FBC #BC8053
analogous
#53BCB4 #538FBC #535ABC
triadic
#538FBC #BC538F #8FBC53
tetradic
#538FBC #B453BC #BC8053 #5ABC53
square
#538FBC #B453BC #BC8053 #5ABC53
split-complementary
#538FBC #BC535A #BCB453
monochromatic
#2A4F6B #3B6F97 #538FBC #7FACCD #ABC8DE
Accessibility & contrast
On white
3.49
#538FBC on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
6.02
#538FBC on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #538FBC
6.02:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##538FBC | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##538FBC | 1.00 | 3.49 | 6.02 | 6.02 |
| #FFFFFF | 3.49 | 1.00 | 21.00 | 21.00 |
| #000000 | 6.02 | 21.00 | 1.00 | 1.00 |
| ##000000 | 6.02 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#7B8FBE
Deuteranopia (green-blind)
#6D85BB
Tritanopia (blue-blind)
#009A9E
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #538fbc; /* rgb */ color: rgb(83, 143, 188); /* oklch */ color: oklch(62.8% 0.093 242.6);
Tailwind
colors: {
custom: {
50: '#8bafd0',
500: '#538fbc',
950: '#000000',
},
}SCSS
$custom: #538fbc; $custom-light: #8bafd0; $custom-dark: #000000;
JSON
{
"hex": "#538fbc",
"rgb": {
"r": 83,
"g": 143,
"b": 188
},
"hsl": {
"h": 205.714,
"s": 43.933,
"l": 53.137
},
"oklch": {
"l": 0.62794,
"c": 0.0926,
"h": 242.6
},
"luminance": 0.25115
}Semantic roles & 50–950 ramp
primary
#538FBC
secondary
#CCB29F
accent
#8B54D4
background
#F8FAFC
surface
#F0F4F9
border
#CBCED2
text
#0C1014
muted
#7D7F82