#2125D4#2125D4
#2125D4 is a dark, highly saturated blue. Relative luminance 0.064; OKLCH L 42.6% C 0.251 H 268.3°. Best body text is #FFFFFF at 9.21:1 contrast (WCAG AA passes).
Color values
| HEX | #2125D4 |
|---|---|
| RGB | rgb(33, 37, 212) |
| HSL | hsl(239, 73%, 48%) |
| HSV | hsv(239, 84%, 83%) |
| CMYK | cmyk(84.4%, 82.5%, 0%, 16.9%) |
| CIE-LAB | lab(30.40, 58.74, -86.50) |
| CIE-LCH | lch(30.40, 104.56, 304.18°) |
| OKLab | oklab(42.55% -0.0073 -0.2505) |
| OKLCH | oklch(42.55% 0.251 268.3) |
| XYZ | xyz(13.1684, 6.3983, 62.8155) |
| Luminance | 0.0640 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Ultramarine Blue
#1805DB
ΔE00 3.32
Pure Blue
#0203E2
ΔE00 3.42
True Blue
#010FCC
ΔE00 3.68
Rich Blue
#021BF9
ΔE00 4.01
Strong Blue
#0C06F7
ΔE00 4.12
Primary Blue
#0804F9
ΔE00 4.30
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2125D4 #D4D021
analogous
#217FD4 #2125D4 #7621D4
triadic
#2125D4 #D42125 #25D421
tetradic
#2125D4 #D4217F #D4D021 #21D476
square
#2125D4 #D4217F #D4D021 #21D476
split-complementary
#2125D4 #D47621 #7FD421
monochromatic
#11136A #191C9F #2125D4 #4F52E4 #8486EC
Accessibility & contrast
On white
9.21
#2125D4 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.28
#2125D4 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2125D4
9.21:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2125D4 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2125D4 | 1.00 | 9.21 | 2.28 | 9.21 |
| #FFFFFF | 9.21 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.28 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 9.21 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0051D9
Deuteranopia (green-blind)
#003ED1
Tritanopia (blue-blind)
#005F7F
Achromatopsia (no color)
#484848
Design tokens & code
CSS
--color: #2125d4; /* rgb */ color: rgb(33, 37, 212); /* oklch */ color: oklch(42.6% 0.251 268.3);
Tailwind
colors: {
custom: {
50: '#8165e3',
500: '#2125d4',
950: '#000000',
},
}SCSS
$custom: #2125d4; $custom-light: #8165e3; $custom-dark: #000000;
JSON
{
"hex": "#2125d4",
"rgb": {
"r": 33,
"g": 37,
"b": 212
},
"hsl": {
"h": 238.659,
"s": 73.061,
"l": 48.039
},
"oklch": {
"l": 0.42552,
"c": 0.25059,
"h": 268.3
},
"luminance": 0.064
}Semantic roles & 50–950 ramp
primary
#2125D4
secondary
#D5D37C
accent
#EC38F0
background
#F9F6FE
surface
#F1EBFC
border
#CBC6D5
text
#0D0616
muted
#7E7A84