#21418A#21418A
#21418A is a dark, vivid blue. Relative luminance 0.059; OKLCH L 39.6% C 0.128 H 263.7°. Best body text is #FFFFFF at 9.60:1 contrast (WCAG AA passes).
Color values
| HEX | #21418A |
|---|---|
| RGB | rgb(33, 65, 138) |
| HSL | hsl(222, 61%, 34%) |
| HSV | hsv(222, 76%, 54%) |
| CMYK | cmyk(76.1%, 52.9%, 0%, 45.9%) |
| CIE-LAB | lab(29.26, 15.54, -44.13) |
| CIE-LCH | lch(29.26, 46.79, 289.40°) |
| OKLab | oklab(39.56% -0.0139 -0.127) |
| OKLCH | oklch(39.56% 0.128 263.7) |
| XYZ | xyz(7.1033, 5.9381, 24.8116) |
| Luminance | 0.0594 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt (survey)
#1E488F
ΔE00 2.64
Darkish Blue
#014182
ΔE00 3.42
Twilight Blue
#0A437A
ΔE00 4.44
Cobalt
#0047AB
ΔE00 4.77
Marine Blue
#01386A
ΔE00 5.86
Prussian Blue
#004577
ΔE00 5.97
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#21418A #8A6A21
analogous
#21758A #21418A #35218A
triadic
#21418A #8A2141 #418A21
tetradic
#21418A #8A2175 #8A6A21 #218A35
square
#21418A #8A2175 #8A6A21 #218A35
split-complementary
#21418A #8A3521 #758A21
monochromatic
#091227 #152A59 #21418A #2D58BB #5079D5
Accessibility & contrast
On white
9.60
#21418A on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.19
#21418A on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #21418A
9.60:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##21418A | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##21418A | 1.00 | 9.60 | 2.19 | 9.60 |
| #FFFFFF | 9.60 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.19 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 9.60 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#124A8D
Deuteranopia (green-blind)
#004089
Tritanopia (blue-blind)
#00535F
Achromatopsia (no color)
#454545
Design tokens & code
CSS
--color: #21418a; /* rgb */ color: rgb(33, 65, 138); /* oklch */ color: oklch(39.6% 0.128 263.7);
Tailwind
colors: {
custom: {
50: '#6c75ad',
500: '#21418a',
950: '#000000',
},
}SCSS
$custom: #21418a; $custom-light: #6c75ad; $custom-dark: #000000;
JSON
{
"hex": "#21418a",
"rgb": {
"r": 33,
"g": 65,
"b": 138
},
"hsl": {
"h": 221.714,
"s": 61.404,
"l": 33.529
},
"oklch": {
"l": 0.39557,
"c": 0.12772,
"h": 263.7
},
"luminance": 0.05939
}Semantic roles & 50–950 ramp
primary
#21418A
secondary
#B9984E
accent
#B343E5
background
#F6F7FA
surface
#ECEDF4
border
#C7C8CE
text
#080810
muted
#7A7B7F