#255191#255191
#255191 is a dark, moderate blue. Relative luminance 0.083; OKLCH L 43.9% C 0.116 H 258.0°. Best body text is #FFFFFF at 7.88:1 contrast (WCAG AA passes).
Color values
| HEX | #255191 |
|---|---|
| RGB | rgb(37, 81, 145) |
| HSL | hsl(216, 59%, 36%) |
| HSV | hsv(216, 74%, 57%) |
| CMYK | cmyk(74.5%, 44.1%, 0%, 43.1%) |
| CIE-LAB | lab(34.64, 8.03, -39.75) |
| CIE-LCH | lch(34.64, 40.55, 281.42°) |
| OKLab | oklab(43.89% -0.0241 -0.1137) |
| OKLCH | oklch(43.89% 0.116 258) |
| XYZ | xyz(8.8144, 8.3215, 27.9243) |
| Luminance | 0.0832 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dusk Blue
#26538D
ΔE00 1.03
Cobalt (survey)
#1E488F
ΔE00 3.00
Light Navy
#155084
ΔE00 3.18
Light Navy Blue
#2E5A88
ΔE00 3.66
Denim Blue
#3B5B92
ΔE00 3.82
Cobalt
#0047AB
ΔE00 4.89
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#255191 #916525
analogous
#258791 #255191 #2F2591
triadic
#255191 #912551 #519125
tetradic
#255191 #912587 #916525 #25912F
square
#255191 #912587 #916525 #25912F
split-complementary
#255191 #912F25 #879125
monochromatic
#0C1B2F #193660 #255191 #316CC2 #5B8DD5
Accessibility & contrast
On white
7.88
#255191 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.66
#255191 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #255191
7.88:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##255191 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##255191 | 1.00 | 7.88 | 2.66 | 7.88 |
| #FFFFFF | 7.88 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.66 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.88 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#325793
Deuteranopia (green-blind)
#1E4D90
Tritanopia (blue-blind)
#00606A
Achromatopsia (no color)
#515151
Design tokens & code
CSS
--color: #255191; /* rgb */ color: rgb(37, 81, 145); /* oklch */ color: oklch(43.9% 0.116 258.0);
Tailwind
colors: {
custom: {
50: '#6e81b2',
500: '#255191',
950: '#000000',
},
}SCSS
$custom: #255191; $custom-light: #6e81b2; $custom-dark: #000000;
JSON
{
"hex": "#255191",
"rgb": {
"r": 37,
"g": 81,
"b": 145
},
"hsl": {
"h": 215.556,
"s": 59.341,
"l": 35.686
},
"oklch": {
"l": 0.43889,
"c": 0.11624,
"h": 258
},
"luminance": 0.08323
}Semantic roles & 50–950 ramp
primary
#255191
secondary
#BA9258
accent
#A245E3
background
#F7F7FB
surface
#EDEEF6
border
#C8C9D0
text
#080A11
muted
#7B7C80