#255A5F#255A5F
#255A5F is a dark, muted teal. Relative luminance 0.085; OKLCH L 43.4% C 0.056 H 203.7°. Best body text is #FFFFFF at 7.76:1 contrast (WCAG AA passes).
Color values
| HEX | #255A5F |
|---|---|
| RGB | rgb(37, 90, 95) |
| HSL | hsl(185, 44%, 26%) |
| HSV | hsv(185, 61%, 37%) |
| CMYK | cmyk(61.1%, 5.3%, 0%, 62.7%) |
| CIE-LAB | lab(35.07, -15.81, -8.19) |
| CIE-LCH | lch(35.07, 17.81, 207.38°) |
| OKLab | oklab(43.42% -0.0515 -0.0226) |
| OKLCH | oklch(43.42% 0.056 203.7) |
| XYZ | xyz(6.4838, 8.5312, 12.1292) |
| Luminance | 0.0853 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Deep Teal
#00555A
ΔE00 3.39
Petrol
#005F6A
ΔE00 3.60
Darkslategray
#2F4F4F
ΔE00 5.11
Dark Turquoise
#045C5A
ΔE00 5.34
Dark Teal
#014D4E
ΔE00 5.69
Dark Aqua
#05696B
ΔE00 6.46
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#255A5F #5F2A25
analogous
#255F47 #255A5F #253D5F
triadic
#255A5F #5F255A #5A5F25
tetradic
#255A5F #47255F #5F2A25 #3D5F25
square
#255A5F #47255F #5F2A25 #3D5F25
split-complementary
#255A5F #5F253D #5F4725
monochromatic
#091516 #143033 #255A5F #36848B #47ADB7
Accessibility & contrast
On white
7.76
#255A5F on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.71
#255A5F on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #255A5F
7.76:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##255A5F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##255A5F | 1.00 | 7.76 | 2.71 | 7.76 |
| #FFFFFF | 7.76 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.71 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.76 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#53565F
Deuteranopia (green-blind)
#4A505F
Tritanopia (blue-blind)
#005D5B
Achromatopsia (no color)
#525252
Design tokens & code
CSS
--color: #255a5f; /* rgb */ color: rgb(37, 90, 95); /* oklch */ color: oklch(43.4% 0.056 203.7);
Tailwind
colors: {
custom: {
50: '#66898c',
500: '#255a5f',
950: '#000000',
},
}SCSS
$custom: #255a5f; $custom-light: #66898c; $custom-dark: #000000;
JSON
{
"hex": "#255a5f",
"rgb": {
"r": 37,
"g": 90,
"b": 95
},
"hsl": {
"h": 185.172,
"s": 43.939,
"l": 25.882
},
"oklch": {
"l": 0.43418,
"c": 0.0563,
"h": 203.7
},
"luminance": 0.08532
}Semantic roles & 50–950 ramp
primary
#255A5F
secondary
#92534D
accent
#5F54D4
background
#F6F8F8
surface
#EBF0F0
border
#C6CBCB
text
#060B0C
muted
#7A7C7D