#2B91AB#2B91AB
#2B91AB is a mid, moderate cyan. Relative luminance 0.237; OKLCH L 61.1% C 0.098 H 218.9°. Best body text is #000000 at 5.74:1 contrast (WCAG AA passes).
Color values
| HEX | #2B91AB |
|---|---|
| RGB | rgb(43, 145, 171) |
| HSL | hsl(192, 60%, 42%) |
| HSV | hsv(192, 75%, 67%) |
| CMYK | cmyk(74.9%, 15.2%, 0%, 32.9%) |
| CIE-LAB | lab(55.79, -19.83, -21.96) |
| CIE-LCH | lch(55.79, 29.58, 227.91°) |
| OKLab | oklab(61.09% -0.076 -0.0613) |
| OKLCH | oklch(61.09% 0.098 218.9) |
| XYZ | xyz(18.4693, 23.7025, 42.1218) |
| Luminance | 0.2371 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Teal Blue
#01889F
ΔE00 4.01
Dirty Blue
#3F829D
ΔE00 5.99
Ocean
#017B92
ΔE00 8.46
Cadetblue
#5F9EA0
ΔE00 10.04
Cerulean
#007BA7
ΔE00 10.05
Greyblue
#77A1B5
ΔE00 10.08
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2B91AB #AB452B
analogous
#2BAB85 #2B91AB #2B51AB
triadic
#2B91AB #AB2B91 #91AB2B
tetradic
#2B91AB #852BAB #AB452B #51AB2B
square
#2B91AB #852BAB #AB452B #51AB2B
split-complementary
#2B91AB #AB2B51 #AB852B
monochromatic
#123E49 #1F687A #2B91AB #43B3D0 #74C7DC
Accessibility & contrast
On white
3.66
#2B91AB on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.74
#2B91AB on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #2B91AB
5.74:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2B91AB | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##2B91AB | 1.00 | 3.66 | 5.74 | 5.74 |
| #FFFFFF | 3.66 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.74 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.74 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#818DAC
Deuteranopia (green-blind)
#6F80AB
Tritanopia (blue-blind)
#009A99
Achromatopsia (no color)
#868686
Design tokens & code
CSS
--color: #2b91ab; /* rgb */ color: rgb(43, 145, 171); /* oklch */ color: oklch(61.1% 0.098 218.9);
Tailwind
colors: {
custom: {
50: '#78b1c4',
500: '#2b91ab',
950: '#000000',
},
}SCSS
$custom: #2b91ab; $custom-light: #78b1c4; $custom-dark: #000000;
JSON
{
"hex": "#2b91ab",
"rgb": {
"r": 43,
"g": 145,
"b": 171
},
"hsl": {
"h": 192.188,
"s": 59.813,
"l": 41.961
},
"oklch": {
"l": 0.61088,
"c": 0.09769,
"h": 218.9
},
"luminance": 0.23705
}Semantic roles & 50–950 ramp
primary
#2B91AB
secondary
#C4806E
accent
#6545E3
background
#F7FAFC
surface
#EEF5F8
border
#C9CFD1
text
#0A1012
muted
#7C7F81