#274BA4#274BA4
#274BA4 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.0% C 0.150 H 264.4°. Best body text is #FFFFFF at 7.99:1 contrast (WCAG AA passes).
Color values
| HEX | #274BA4 |
|---|---|
| RGB | rgb(39, 75, 164) |
| HSL | hsl(223, 62%, 40%) |
| HSV | hsv(223, 76%, 64%) |
| CMYK | cmyk(76.2%, 54.3%, 0%, 35.7%) |
| CIE-LAB | lab(34.28, 19.73, -51.81) |
| CIE-LCH | lch(34.28, 55.44, 290.85°) |
| OKLab | oklab(44.05% -0.0146 -0.1492) |
| OKLCH | oklch(44.05% 0.15 264.4) |
| XYZ | xyz(10.0512, 8.1427, 36.1567) |
| Luminance | 0.0814 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt
#0047AB
ΔE00 2.21
Cobalt (survey)
#1E488F
ΔE00 3.34
Sapphire
#0F52BA
ΔE00 3.75
Dusk Blue
#26538D
ΔE00 4.95
Denim Blue
#3B5B92
ΔE00 5.98
Blue Blue
#2242C7
ΔE00 6.03
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#274BA4 #A48027
analogous
#278AA4 #274BA4 #4227A4
triadic
#274BA4 #A4274B #4BA427
tetradic
#274BA4 #A4278A #A48027 #27A442
square
#274BA4 #A4278A #A48027 #27A442
split-complementary
#274BA4 #A44227 #8AA427
monochromatic
#0F1E41 #1B3473 #274BA4 #3864D0 #6A8BDC
Accessibility & contrast
On white
7.99
#274BA4 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.63
#274BA4 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #274BA4
7.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##274BA4 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##274BA4 | 1.00 | 7.99 | 2.63 | 7.99 |
| #FFFFFF | 7.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.63 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0457A7
Deuteranopia (green-blind)
#004BA2
Tritanopia (blue-blind)
#006170
Achromatopsia (no color)
#515151
Design tokens & code
CSS
--color: #274ba4; /* rgb */ color: rgb(39, 75, 164); /* oklch */ color: oklch(44.0% 0.150 264.4);
Tailwind
colors: {
custom: {
50: '#747cc0',
500: '#274ba4',
950: '#000000',
},
}SCSS
$custom: #274ba4; $custom-light: #747cc0; $custom-dark: #000000;
JSON
{
"hex": "#274ba4",
"rgb": {
"r": 39,
"g": 75,
"b": 164
},
"hsl": {
"h": 222.72,
"s": 61.576,
"l": 39.804
},
"oklch": {
"l": 0.44047,
"c": 0.14996,
"h": 264.4
},
"luminance": 0.08144
}Semantic roles & 50–950 ramp
primary
#274BA4
secondary
#C2A765
accent
#B643E5
background
#F7F7FB
surface
#EEEEF7
border
#C9C9D0
text
#090912
muted
#7B7B81