#215FBB#215FBB
#215FBB is a mid, vivid blue. Relative luminance 0.121; OKLCH L 49.9% C 0.158 H 258.7°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).
Color values
| HEX | #215FBB |
|---|---|
| RGB | rgb(33, 95, 187) |
| HSL | hsl(216, 70%, 43%) |
| HSV | hsv(216, 82%, 73%) |
| CMYK | cmyk(82.4%, 49.2%, 0%, 26.7%) |
| CIE-LAB | lab(41.37, 14.81, -53.96) |
| CIE-LCH | lch(41.37, 55.95, 285.34°) |
| OKLab | oklab(49.92% -0.0309 -0.1553) |
| OKLCH | oklch(49.92% 0.158 258.7) |
| XYZ | xyz(13.6858, 12.0939, 48.6171) |
| Luminance | 0.1210 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Denim
#1560BD
ΔE00 0.92
Mid Blue
#276AB3
ΔE00 4.32
Sapphire
#0F52BA
ΔE00 4.38
French Blue
#436BAD
ΔE00 4.67
Denim (survey)
#3B638C
ΔE00 5.35
Denim Blue
#3B5B92
ΔE00 5.40
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#215FBB #BB7D21
analogous
#21ACBB #215FBB #3021BB
triadic
#215FBB #BB215F #5FBB21
tetradic
#215FBB #BB21AC #BB7D21 #21BB30
square
#215FBB #BB21AC #BB7D21 #21BB30
split-complementary
#215FBB #BB3021 #ACBB21
monochromatic
#0F2A53 #184587 #215FBB #3D7DDD #71A0E6
Accessibility & contrast
On white
6.14
#215FBB on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.42
#215FBB on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #215FBB
6.14:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##215FBB | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##215FBB | 1.00 | 6.14 | 3.42 | 6.14 |
| #FFFFFF | 6.14 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.42 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.14 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#2869BE
Deuteranopia (green-blind)
#005BB9
Tritanopia (blue-blind)
#007584
Achromatopsia (no color)
#626262
Design tokens & code
CSS
--color: #215fbb; /* rgb */ color: rgb(33, 95, 187); /* oklch */ color: oklch(49.9% 0.158 258.7);
Tailwind
colors: {
custom: {
50: '#768bd0',
500: '#215fbb',
950: '#000000',
},
}SCSS
$custom: #215fbb; $custom-light: #768bd0; $custom-dark: #000000;
JSON
{
"hex": "#215fbb",
"rgb": {
"r": 33,
"g": 95,
"b": 187
},
"hsl": {
"h": 215.844,
"s": 70,
"l": 43.137
},
"oklch": {
"l": 0.49917,
"c": 0.15832,
"h": 258.7
},
"luminance": 0.12096
}Semantic roles & 50–950 ramp
primary
#215FBB
secondary
#CCA56B
accent
#A53BED
background
#F7F8FC
surface
#EEF0F9
border
#C9CBD2
text
#0A0B14
muted
#7C7C82