#155E6B#155E6B
#155E6B is a dark, moderate teal. Relative luminance 0.092; OKLCH L 44.5% C 0.071 H 212.6°. Best body text is #FFFFFF at 7.38:1 contrast (WCAG AA passes).
Color values
| HEX | #155E6B |
|---|---|
| RGB | rgb(21, 94, 107) |
| HSL | hsl(189, 67%, 25%) |
| HSV | hsv(189, 80%, 42%) |
| CMYK | cmyk(80.4%, 12.1%, 0%, 58%) |
| CIE-LAB | lab(36.41, -16.70, -13.65) |
| CIE-LCH | lch(36.41, 21.57, 219.28°) |
| OKLab | oklab(44.53% -0.0595 -0.0381) |
| OKLCH | oklch(44.53% 0.071 212.6) |
| XYZ | xyz(6.9647, 9.2255, 15.3207) |
| Luminance | 0.0923 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Petrol
#005F6A
ΔE00 1.92
Deep Teal
#00555A
ΔE00 5.21
Dark Aqua
#05696B
ΔE00 7.02
Dark Turquoise
#045C5A
ΔE00 7.74
Dark Teal
#014D4E
ΔE00 8.20
Darkslategray
#2F4F4F
ΔE00 8.20
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#155E6B #6B2215
analogous
#156B4D #155E6B #15336B
triadic
#155E6B #6B155E #5E6B15
tetradic
#155E6B #4D156B #6B2215 #336B15
square
#155E6B #4D156B #6B2215 #336B15
split-complementary
#155E6B #6B1533 #6B4D15
monochromatic
#05161A #0B3138 #155E6B #1F8B9E #29B8D1
Accessibility & contrast
On white
7.38
#155E6B on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.85
#155E6B on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #155E6B
7.38:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##155E6B | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##155E6B | 1.00 | 7.38 | 2.85 | 7.38 |
| #FFFFFF | 7.38 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.85 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.38 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#545B6C
Deuteranopia (green-blind)
#48526B
Tritanopia (blue-blind)
#006362
Achromatopsia (no color)
#565656
Design tokens & code
CSS
--color: #155e6b; /* rgb */ color: rgb(21, 94, 107); /* oklch */ color: oklch(44.5% 0.071 212.6);
Tailwind
colors: {
custom: {
50: '#628c95',
500: '#155e6b',
950: '#000000',
},
}SCSS
$custom: #155e6b; $custom-light: #628c95; $custom-dark: #000000;
JSON
{
"hex": "#155e6b",
"rgb": {
"r": 21,
"g": 94,
"b": 107
},
"hsl": {
"h": 189.07,
"s": 67.188,
"l": 25.098
},
"oklch": {
"l": 0.44528,
"c": 0.07065,
"h": 212.6
},
"luminance": 0.09226
}Semantic roles & 50–950 ramp
primary
#155E6B
secondary
#A24A3A
accent
#583EEA
background
#F6F8F9
surface
#EBF0F1
border
#C6CBCB
text
#060C0D
muted
#7A7D7E