#154C9E#154C9E
#154C9E is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.2% C 0.145 H 259.0°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).
Color values
| HEX | #154C9E |
|---|---|
| RGB | rgb(21, 76, 158) |
| HSL | hsl(216, 77%, 35%) |
| HSV | hsv(216, 87%, 62%) |
| CMYK | cmyk(86.7%, 51.9%, 0%, 38%) |
| CIE-LAB | lab(33.55, 14.83, -49.40) |
| CIE-LCH | lch(33.55, 51.58, 286.71°) |
| OKLab | oklab(43.2% -0.0276 -0.1424) |
| OKLCH | oklch(43.2% 0.145 259) |
| XYZ | xyz(9.0630, 7.7958, 33.3682) |
| Luminance | 0.0780 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt (survey)
#1E488F
ΔE00 2.27
Cobalt
#0047AB
ΔE00 2.58
Dusk Blue
#26538D
ΔE00 3.30
Sapphire
#0F52BA
ΔE00 3.90
Light Navy
#155084
ΔE00 4.50
Darkish Blue
#014182
ΔE00 4.83
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#154C9E #9E6715
analogous
#15919E #154C9E #22159E
triadic
#154C9E #9E154C #4C9E15
tetradic
#154C9E #9E1591 #9E6715 #159E22
square
#154C9E #9E1591 #9E6715 #159E22
split-complementary
#154C9E #9E2215 #919E15
monochromatic
#071832 #0E3268 #154C9E #1C66D4 #4787E7
Accessibility & contrast
On white
8.21
#154C9E on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.56
#154C9E on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #154C9E
8.21:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##154C9E | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##154C9E | 1.00 | 8.21 | 2.56 | 8.21 |
| #FFFFFF | 8.21 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.56 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.21 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#1455A1
Deuteranopia (green-blind)
#00499C
Tritanopia (blue-blind)
#00606D
Achromatopsia (no color)
#4F4F4F
Design tokens & code
CSS
--color: #154c9e; /* rgb */ color: rgb(21, 76, 158); /* oklch */ color: oklch(43.2% 0.145 259.0);
Tailwind
colors: {
custom: {
50: '#6d7dbb',
500: '#154c9e',
950: '#000000',
},
}SCSS
$custom: #154c9e; $custom-light: #6d7dbb; $custom-dark: #000000;
JSON
{
"hex": "#154c9e",
"rgb": {
"r": 21,
"g": 76,
"b": 158
},
"hsl": {
"h": 215.912,
"s": 76.536,
"l": 35.098
},
"oklch": {
"l": 0.43195,
"c": 0.14506,
"h": 259
},
"luminance": 0.07797
}Semantic roles & 50–950 ramp
primary
#154C9E
secondary
#C79447
accent
#A735F3
background
#F7F7FB
surface
#EDEEF6
border
#C8C9D0
text
#080912
muted
#7B7B81