#274F9B#274F9B
#274F9B is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.2% C 0.132 H 261.7°. Best body text is #FFFFFF at 7.84:1 contrast (WCAG AA passes).
Color values
| HEX | #274F9B |
|---|---|
| RGB | rgb(39, 79, 155) |
| HSL | hsl(219, 60%, 38%) |
| HSV | hsv(219, 75%, 61%) |
| CMYK | cmyk(74.8%, 49%, 0%, 39.2%) |
| CIE-LAB | lab(34.78, 13.54, -45.59) |
| CIE-LCH | lch(34.78, 47.56, 286.55°) |
| OKLab | oklab(44.22% -0.019 -0.1309) |
| OKLCH | oklch(44.22% 0.132 261.7) |
| XYZ | xyz(9.5470, 8.3888, 32.1200) |
| Luminance | 0.0839 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt (survey)
#1E488F
ΔE00 2.64
Dusk Blue
#26538D
ΔE00 2.87
Cobalt
#0047AB
ΔE00 3.51
Sapphire
#0F52BA
ΔE00 3.96
Denim Blue
#3B5B92
ΔE00 4.35
Light Navy
#155084
ΔE00 4.84
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#274F9B #9B7327
analogous
#27899B #274F9B #39279B
triadic
#274F9B #9B274F #4F9B27
tetradic
#274F9B #9B2789 #9B7327 #279B39
square
#274F9B #9B2789 #9B7327 #279B39
split-complementary
#274F9B #9B3927 #899B27
monochromatic
#0E1D39 #1B366A #274F9B #3368CC #648CD8
Accessibility & contrast
On white
7.84
#274F9B on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.68
#274F9B on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #274F9B
7.84:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##274F9B | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##274F9B | 1.00 | 7.84 | 2.68 | 7.84 |
| #FFFFFF | 7.84 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.68 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.84 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#25579E
Deuteranopia (green-blind)
#004D99
Tritanopia (blue-blind)
#00616D
Achromatopsia (no color)
#525252
Design tokens & code
CSS
--color: #274f9b; /* rgb */ color: rgb(39, 79, 155); /* oklch */ color: oklch(44.2% 0.132 261.7);
Tailwind
colors: {
custom: {
50: '#717fb9',
500: '#274f9b',
950: '#000000',
},
}SCSS
$custom: #274f9b; $custom-light: #717fb9; $custom-dark: #000000;
JSON
{
"hex": "#274f9b",
"rgb": {
"r": 39,
"g": 79,
"b": 155
},
"hsl": {
"h": 219.31,
"s": 59.794,
"l": 38.039
},
"oklch": {
"l": 0.44225,
"c": 0.13224,
"h": 261.7
},
"luminance": 0.0839
}Semantic roles & 50–950 ramp
primary
#274F9B
secondary
#BE9D60
accent
#AC45E3
background
#F7F7FB
surface
#EDEEF6
border
#C8C9D0
text
#090A11
muted
#7B7C80