#272CA3#272CA3
#272CA3 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.2% C 0.186 H 271.7°. Best body text is #FFFFFF at 10.63:1 contrast (WCAG AA passes).
Color values
| HEX | #272CA3 |
|---|---|
| RGB | rgb(39, 44, 163) |
| HSL | hsl(238, 61%, 40%) |
| HSV | hsv(238, 76%, 64%) |
| CMYK | cmyk(76.1%, 73%, 0%, 36.1%) |
| CIE-LAB | lab(26.38, 39.57, -64.12) |
| CIE-LCH | lch(26.38, 75.35, 301.68°) |
| OKLab | oklab(38.19% 0.0055 -0.1856) |
| OKLCH | oklch(38.19% 0.186 271.7) |
| XYZ | xyz(8.3460, 4.8762, 35.1446) |
| Luminance | 0.0488 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 3.59
Indigo Blue
#3A18B1
ΔE00 5.02
Royal
#0C1793
ΔE00 5.39
Cobalt Blue
#030AA7
ΔE00 6.31
True Blue
#010FCC
ΔE00 6.61
Royal Blue (survey)
#0504AA
ΔE00 6.79
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#272CA3 #A39E27
analogous
#276AA3 #272CA3 #6027A3
triadic
#272CA3 #A3272C #2CA327
tetradic
#272CA3 #A3276A #A39E27 #27A360
square
#272CA3 #A3276A #A39E27 #27A360
split-complementary
#272CA3 #A36027 #6AA327
monochromatic
#0F1140 #1B1F72 #272CA3 #383ECF #696EDB
Accessibility & contrast
On white
10.63
#272CA3 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.98
#272CA3 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #272CA3
10.63:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##272CA3 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##272CA3 | 1.00 | 10.63 | 1.98 | 10.63 |
| #FFFFFF | 10.63 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.98 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.63 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0044A7
Deuteranopia (green-blind)
#0038A1
Tritanopia (blue-blind)
#004E65
Achromatopsia (no color)
#3E3E3E
Design tokens & code
CSS
--color: #272ca3; /* rgb */ color: rgb(39, 44, 163); /* oklch */ color: oklch(38.2% 0.186 271.7);
Tailwind
colors: {
custom: {
50: '#7666bf',
500: '#272ca3',
950: '#000000',
},
}SCSS
$custom: #272ca3; $custom-light: #7666bf; $custom-dark: #000000;
JSON
{
"hex": "#272ca3",
"rgb": {
"r": 39,
"g": 44,
"b": 163
},
"hsl": {
"h": 237.581,
"s": 61.386,
"l": 39.608
},
"oklch": {
"l": 0.3819,
"c": 0.18569,
"h": 271.7
},
"luminance": 0.04877
}Semantic roles & 50–950 ramp
primary
#272CA3
secondary
#C1BE64
accent
#DE43E4
background
#F7F6FB
surface
#EEEBF7
border
#C9C6D0
text
#0A0612
muted
#7C7A81