#253CAE#253CAE
#253CAE is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.9% C 0.183 H 268.1°. Best body text is #FFFFFF at 8.99:1 contrast (WCAG AA passes).
Color values
| HEX | #253CAE |
|---|---|
| RGB | rgb(37, 60, 174) |
| HSL | hsl(230, 65%, 41%) |
| HSV | hsv(230, 79%, 68%) |
| CMYK | cmyk(78.7%, 65.5%, 0%, 31.8%) |
| CIE-LAB | lab(31.07, 33.30, -63.04) |
| CIE-LCH | lch(31.07, 71.29, 297.84°) |
| OKLab | oklab(41.89% -0.006 -0.1824) |
| OKLCH | oklch(41.89% 0.183 268.1) |
| XYZ | xyz(10.0161, 6.6799, 40.7977) |
| Luminance | 0.0668 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 1.20
Blue Blue
#2242C7
ΔE00 3.65
Cobalt
#0047AB
ΔE00 5.09
Ocean Blue
#4F42B5
ΔE00 5.46
Blueberry
#464196
ΔE00 5.66
Blue (survey)
#0343DF
ΔE00 6.41
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#253CAE #AE9725
analogous
#2581AE #253CAE #5325AE
triadic
#253CAE #AE253C #3CAE25
tetradic
#253CAE #AE2581 #AE9725 #25AE53
square
#253CAE #AE2581 #AE9725 #25AE53
split-complementary
#253CAE #AE5325 #81AE25
monochromatic
#101949 #1A2B7C #253CAE #3B55D5 #6D81E0
Accessibility & contrast
On white
8.99
#253CAE on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.34
#253CAE on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #253CAE
8.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##253CAE | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##253CAE | 1.00 | 8.99 | 2.34 | 8.99 |
| #FFFFFF | 8.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.34 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0050B2
Deuteranopia (green-blind)
#0043AC
Tritanopia (blue-blind)
#005A6F
Achromatopsia (no color)
#494949
Design tokens & code
CSS
--color: #253cae; /* rgb */ color: rgb(37, 60, 174); /* oklch */ color: oklch(41.9% 0.183 268.1);
Tailwind
colors: {
custom: {
50: '#7771c7',
500: '#253cae',
950: '#000000',
},
}SCSS
$custom: #253cae; $custom-light: #7771c7; $custom-dark: #000000;
JSON
{
"hex": "#253cae",
"rgb": {
"r": 37,
"g": 60,
"b": 174
},
"hsl": {
"h": 229.927,
"s": 64.929,
"l": 41.373
},
"oklch": {
"l": 0.41885,
"c": 0.18254,
"h": 268.1
},
"luminance": 0.06681
}Semantic roles & 50–950 ramp
primary
#253CAE
secondary
#C6B768
accent
#CC40E8
background
#F7F6FC
surface
#EEECF8
border
#C9C7D1
text
#0A0713
muted
#7C7A82