#203DAE#203DAE
#203DAE is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.9% C 0.183 H 266.7°. Best body text is #FFFFFF at 8.97:1 contrast (WCAG AA passes).
Color values
| HEX | #203DAE |
|---|---|
| RGB | rgb(32, 61, 174) |
| HSL | hsl(228, 69%, 40%) |
| HSV | hsv(228, 82%, 68%) |
| CMYK | cmyk(81.6%, 64.9%, 0%, 31.8%) |
| CIE-LAB | lab(31.11, 32.20, -62.97) |
| CIE-LCH | lch(31.11, 70.72, 297.08°) |
| OKLab | oklab(41.86% -0.0107 -0.1823) |
| OKLCH | oklch(41.86% 0.183 266.7) |
| XYZ | xyz(9.9017, 6.6994, 40.8074) |
| Luminance | 0.0670 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 1.55
Blue Blue
#2242C7
ΔE00 3.61
Cobalt
#0047AB
ΔE00 4.50
Ocean Blue
#4F42B5
ΔE00 5.88
Blueberry
#464196
ΔE00 5.93
Blue (survey)
#0343DF
ΔE00 6.37
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#203DAE #AE9120
analogous
#2084AE #203DAE #4A20AE
triadic
#203DAE #AE203D #3DAE20
tetradic
#203DAE #AE2084 #AE9120 #20AE4A
square
#203DAE #AE2084 #AE9120 #20AE4A
split-complementary
#203DAE #AE4A20 #84AE20
monochromatic
#0D1947 #162B7A #203DAE #3254D9 #667FE3
Accessibility & contrast
On white
8.97
#203DAE on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.34
#203DAE on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #203DAE
8.97:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##203DAE | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##203DAE | 1.00 | 8.97 | 2.34 | 8.97 |
| #FFFFFF | 8.97 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.34 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.97 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0050B2
Deuteranopia (green-blind)
#0043AC
Tritanopia (blue-blind)
#005B70
Achromatopsia (no color)
#494949
Design tokens & code
CSS
--color: #203dae; /* rgb */ color: rgb(32, 61, 174); /* oklch */ color: oklch(41.9% 0.183 266.7);
Tailwind
colors: {
custom: {
50: '#7572c7',
500: '#203dae',
950: '#000000',
},
}SCSS
$custom: #203dae; $custom-light: #7572c7; $custom-dark: #000000;
JSON
{
"hex": "#203dae",
"rgb": {
"r": 32,
"g": 61,
"b": 174
},
"hsl": {
"h": 227.746,
"s": 68.932,
"l": 40.392
},
"oklch": {
"l": 0.41863,
"c": 0.18263,
"h": 266.7
},
"luminance": 0.06701
}Semantic roles & 50–950 ramp
primary
#203DAE
secondary
#C8B362
accent
#C83CEC
background
#F7F6FC
surface
#EEECF8
border
#C9C7D1
text
#0A0813
muted
#7C7B82