#274AB0#274AB0
#274AB0 is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.8% C 0.168 H 265.5°. Best body text is #FFFFFF at 7.80:1 contrast (WCAG AA passes).
Color values
| HEX | #274AB0 |
|---|---|
| RGB | rgb(39, 74, 176) |
| HSL | hsl(225, 64%, 42%) |
| HSV | hsv(225, 78%, 69%) |
| CMYK | cmyk(77.8%, 58%, 0%, 31%) |
| CIE-LAB | lab(34.93, 25.02, -57.91) |
| CIE-LCH | lch(34.93, 63.09, 293.37°) |
| OKLab | oklab(44.83% -0.013 -0.1672) |
| OKLCH | oklch(44.83% 0.168 265.5) |
| XYZ | xyz(11.1192, 8.4622, 42.1132) |
| Luminance | 0.0846 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt
#0047AB
ΔE00 2.50
Sapphire
#0F52BA
ΔE00 3.54
Blue Blue
#2242C7
ΔE00 4.26
Cobalt (survey)
#1E488F
ΔE00 5.07
Sapphire (survey)
#2138AB
ΔE00 5.60
Blue (survey)
#0343DF
ΔE00 6.33
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#274AB0 #B08D27
analogous
#278EB0 #274AB0 #4927B0
triadic
#274AB0 #B0274A #4AB027
tetradic
#274AB0 #B0278E #B08D27 #27B049
square
#274AB0 #B0278E #B08D27 #27B049
split-complementary
#274AB0 #B04927 #8EB027
monochromatic
#11204C #1C357E #274AB0 #4066D5 #728EE0
Accessibility & contrast
On white
7.80
#274AB0 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.69
#274AB0 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #274AB0
7.80:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##274AB0 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##274AB0 | 1.00 | 7.80 | 2.69 | 7.80 |
| #FFFFFF | 7.80 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.69 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.80 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0059B3
Deuteranopia (green-blind)
#004CAE
Tritanopia (blue-blind)
#006475
Achromatopsia (no color)
#525252
Design tokens & code
CSS
--color: #274ab0; /* rgb */ color: rgb(39, 74, 176); /* oklch */ color: oklch(44.8% 0.168 265.5);
Tailwind
colors: {
custom: {
50: '#777cc8',
500: '#274ab0',
950: '#000000',
},
}SCSS
$custom: #274ab0; $custom-light: #777cc8; $custom-dark: #000000;
JSON
{
"hex": "#274ab0",
"rgb": {
"r": 39,
"g": 74,
"b": 176
},
"hsl": {
"h": 224.672,
"s": 63.721,
"l": 42.157
},
"oklch": {
"l": 0.44827,
"c": 0.16772,
"h": 265.5
},
"luminance": 0.08463
}Semantic roles & 50–950 ramp
primary
#274AB0
secondary
#C7B06C
accent
#BC41E7
background
#F7F7FC
surface
#EEEEF8
border
#C9C9D1
text
#0A0913
muted
#7C7B82