#2F589B#2F589B
#2F589B is a mid, moderate blue. Relative luminance 0.100; OKLCH L 46.6% C 0.118 H 259.7°. Best body text is #FFFFFF at 7.02:1 contrast (WCAG AA passes).
Color values
| HEX | #2F589B |
|---|---|
| RGB | rgb(47, 88, 155) |
| HSL | hsl(217, 53%, 40%) |
| HSV | hsv(217, 70%, 61%) |
| CMYK | cmyk(69.7%, 43.2%, 0%, 39.2%) |
| CIE-LAB | lab(37.75, 8.81, -40.80) |
| CIE-LCH | lch(37.75, 41.74, 282.18°) |
| OKLab | oklab(46.6% -0.0211 -0.1165) |
| OKLCH | oklch(46.6% 0.118 259.7) |
| XYZ | xyz(10.5763, 9.9493, 32.3670) |
| Luminance | 0.0995 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Denim Blue
#3B5B92
ΔE00 2.04
Dusk Blue
#26538D
ΔE00 2.58
Light Navy Blue
#2E5A88
ΔE00 3.19
Dusky Blue
#475F94
ΔE00 4.21
Sapphire
#0F52BA
ΔE00 4.33
Denim (survey)
#3B638C
ΔE00 4.71
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2F589B #9B722F
analogous
#2F8E9B #2F589B #3C2F9B
triadic
#2F589B #9B2F58 #589B2F
tetradic
#2F589B #9B2F8E #9B722F #2F9B3C
square
#2F589B #9B2F8E #9B722F #2F9B3C
split-complementary
#2F589B #9B3C2F #8E9B2F
monochromatic
#13233D #213D6C #2F589B #4274C6 #7196D4
Accessibility & contrast
On white
7.02
#2F589B on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.99
#2F589B on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2F589B
7.02:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2F589B | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2F589B | 1.00 | 7.02 | 2.99 | 7.02 |
| #FFFFFF | 7.02 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.99 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.02 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#385E9E
Deuteranopia (green-blind)
#26549A
Tritanopia (blue-blind)
#006772
Achromatopsia (no color)
#595959
Design tokens & code
CSS
--color: #2f589b; /* rgb */ color: rgb(47, 88, 155); /* oklch */ color: oklch(46.6% 0.118 259.7);
Tailwind
colors: {
custom: {
50: '#7486b9',
500: '#2f589b',
950: '#000000',
},
}SCSS
$custom: #2f589b; $custom-light: #7486b9; $custom-dark: #000000;
JSON
{
"hex": "#2f589b",
"rgb": {
"r": 47,
"g": 88,
"b": 155
},
"hsl": {
"h": 217.222,
"s": 53.465,
"l": 39.608
},
"oklch": {
"l": 0.46604,
"c": 0.11841,
"h": 259.7
},
"luminance": 0.0995
}Semantic roles & 50–950 ramp
primary
#2F589B
secondary
#BB9D6A
accent
#A54BDD
background
#F7F8FB
surface
#EDEFF6
border
#C8CAD0
text
#090B11
muted
#7B7C80