#274CA0#274CA0
#274CA0 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 43.9% C 0.143 H 263.7°. Best body text is #FFFFFF at 7.99:1 contrast (WCAG AA passes).
Color values
| HEX | #274CA0 |
|---|---|
| RGB | rgb(39, 76, 160) |
| HSL | hsl(222, 61%, 39%) |
| HSV | hsv(222, 76%, 63%) |
| CMYK | cmyk(75.6%, 52.5%, 0%, 37.3%) |
| CIE-LAB | lab(34.27, 17.50, -49.43) |
| CIE-LCH | lch(34.27, 52.43, 289.50°) |
| OKLab | oklab(43.95% -0.0158 -0.1422) |
| OKLCH | oklch(43.95% 0.143 263.7) |
| XYZ | xyz(9.7640, 8.1372, 34.3069) |
| Luminance | 0.0814 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt
#0047AB
ΔE00 2.54
Cobalt (survey)
#1E488F
ΔE00 2.80
Sapphire
#0F52BA
ΔE00 3.86
Dusk Blue
#26538D
ΔE00 4.26
Denim Blue
#3B5B92
ΔE00 5.46
Darkish Blue
#014182
ΔE00 5.82
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#274CA0 #A07B27
analogous
#2789A0 #274CA0 #3F27A0
triadic
#274CA0 #A0274C #4CA027
tetradic
#274CA0 #A02789 #A07B27 #27A03F
square
#274CA0 #A02789 #A07B27 #27A03F
split-complementary
#274CA0 #A03F27 #89A027
monochromatic
#0F1D3E #1B356F #274CA0 #3665CE #678ADA
Accessibility & contrast
On white
7.99
#274CA0 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.63
#274CA0 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #274CA0
7.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##274CA0 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##274CA0 | 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)
#1456A3
Deuteranopia (green-blind)
#004B9E
Tritanopia (blue-blind)
#00606E
Achromatopsia (no color)
#515151
Design tokens & code
CSS
--color: #274ca0; /* rgb */ color: rgb(39, 76, 160); /* oklch */ color: oklch(43.9% 0.143 263.7);
Tailwind
colors: {
custom: {
50: '#737dbd',
500: '#274ca0',
950: '#000000',
},
}SCSS
$custom: #274ca0; $custom-light: #737dbd; $custom-dark: #000000;
JSON
{
"hex": "#274ca0",
"rgb": {
"r": 39,
"g": 76,
"b": 160
},
"hsl": {
"h": 221.653,
"s": 60.804,
"l": 39.02
},
"oklch": {
"l": 0.43945,
"c": 0.14309,
"h": 263.7
},
"luminance": 0.08138
}Semantic roles & 50–950 ramp
primary
#274CA0
secondary
#C0A463
accent
#B344E4
background
#F7F7FB
surface
#EDEEF6
border
#C8C9D0
text
#090912
muted
#7B7B81