#2D83B1#2D83B1
#2D83B1 is a mid, moderate cyan. Relative luminance 0.200; OKLCH L 58.0% C 0.107 H 236.5°. Best body text is #000000 at 4.99:1 contrast (WCAG AA passes).
Color values
| HEX | #2D83B1 |
|---|---|
| RGB | rgb(45, 131, 177) |
| HSL | hsl(201, 59%, 44%) |
| HSV | hsv(201, 75%, 69%) |
| CMYK | cmyk(74.6%, 26%, 0%, 30.6%) |
| CIE-LAB | lab(51.80, -9.78, -31.57) |
| CIE-LCH | lch(51.80, 33.06, 252.78°) |
| OKLab | oklab(57.99% -0.0589 -0.089) |
| OKLCH | oklch(57.99% 0.107 236.5) |
| XYZ | xyz(17.1312, 19.9628, 44.5368) |
| Luminance | 0.1996 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Nice Blue
#107AB0
ΔE00 3.80
Cerulean
#007BA7
ΔE00 3.94
Steel Blue
#4682B4
ΔE00 3.98
Water Blue
#0E87CC
ΔE00 4.30
Cool Blue
#4984B8
ΔE00 4.62
Cerulean (survey)
#0485D1
ΔE00 5.08
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2D83B1 #B15B2D
analogous
#2DB19D #2D83B1 #2D41B1
triadic
#2D83B1 #B12D83 #83B12D
tetradic
#2D83B1 #9D2DB1 #B15B2D #41B12D
square
#2D83B1 #9D2DB1 #B15B2D #41B12D
split-complementary
#2D83B1 #B12D41 #B19D2D
monochromatic
#143B4F #215F80 #2D83B1 #4AA2D1 #7BBBDD
Accessibility & contrast
On white
4.21
#2D83B1 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
4.99
#2D83B1 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #2D83B1
4.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2D83B1 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##2D83B1 | 1.00 | 4.21 | 4.99 | 4.99 |
| #FFFFFF | 4.21 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6D82B3
Deuteranopia (green-blind)
#5B76B0
Tritanopia (blue-blind)
#008F93
Achromatopsia (no color)
#7B7B7B
Design tokens & code
CSS
--color: #2d83b1; /* rgb */ color: rgb(45, 131, 177); /* oklch */ color: oklch(58.0% 0.107 236.5);
Tailwind
colors: {
custom: {
50: '#78a7c8',
500: '#2d83b1',
950: '#000000',
},
}SCSS
$custom: #2d83b1; $custom-light: #78a7c8; $custom-dark: #000000;
JSON
{
"hex": "#2d83b1",
"rgb": {
"r": 45,
"g": 131,
"b": 177
},
"hsl": {
"h": 200.909,
"s": 59.459,
"l": 43.529
},
"oklch": {
"l": 0.57991,
"c": 0.10674,
"h": 236.5
},
"luminance": 0.19965
}Semantic roles & 50–950 ramp
primary
#2D83B1
secondary
#C69174
accent
#7C45E3
background
#F7FAFC
surface
#EEF4F8
border
#C9CED1
text
#0A0F13
muted
#7C7F82