#21156F#21156F
#21156F is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.7% C 0.144 H 278.2°. Best body text is #FFFFFF at 14.99:1 contrast (WCAG AA passes).
Color values
| HEX | #21156F |
|---|---|
| RGB | rgb(33, 21, 111) |
| HSL | hsl(248, 68%, 26%) |
| HSV | hsv(248, 81%, 44%) |
| CMYK | cmyk(70.3%, 81.1%, 0%, 56.5%) |
| CIE-LAB | lab(15.52, 34.54, -49.46) |
| CIE-LCH | lch(15.52, 60.33, 304.93°) |
| OKLab | oklab(28.7% 0.0206 -0.1429) |
| OKLCH | oklch(28.7% 0.144 278.2) |
| XYZ | xyz(3.7637, 2.0070, 15.2249) |
| Luminance | 0.0201 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Midnight Blue
#191970
ΔE00 1.59
Dark Royal Blue
#02066F
ΔE00 3.60
Darkblue (survey)
#030764
ΔE00 3.81
Deep Blue
#040273
ΔE00 4.14
Navy
#000080
ΔE00 4.95
Dark Indigo
#1F0954
ΔE00 5.00
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#21156F #636F15
analogous
#15366F #21156F #4E156F
triadic
#21156F #6F2115 #156F21
tetradic
#21156F #6F1536 #636F15 #156F4E
square
#21156F #6F1536 #636F15 #156F4E
split-complementary
#21156F #6F4E15 #366F15
monochromatic
#08051A #120B3C #21156F #301FA2 #4028D6
Accessibility & contrast
On white
14.99
#21156F on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.40
#21156F on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #21156F
14.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##21156F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##21156F | 1.00 | 14.99 | 1.40 | 14.99 |
| #FFFFFF | 14.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.40 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 14.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#002A72
Deuteranopia (green-blind)
#00236D
Tritanopia (blue-blind)
#003041
Achromatopsia (no color)
#272727
Design tokens & code
CSS
--color: #21156f; /* rgb */ color: rgb(33, 21, 111); /* oklch */ color: oklch(28.7% 0.144 278.2);
Tailwind
colors: {
custom: {
50: '#695599',
500: '#21156f',
950: '#000000',
},
}SCSS
$custom: #21156f; $custom-light: #695599; $custom-dark: #000000;
JSON
{
"hex": "#21156f",
"rgb": {
"r": 33,
"g": 21,
"b": 111
},
"hsl": {
"h": 248,
"s": 68.182,
"l": 25.882
},
"oklch": {
"l": 0.287,
"c": 0.14434,
"h": 278.2
},
"luminance": 0.02007
}Semantic roles & 50–950 ramp
primary
#21156F
secondary
#97A53A
accent
#EB3DD4
background
#F6F5F9
surface
#ECE9F2
border
#C7C5CC
text
#07030E
muted
#7A787E