#232B9E#232B9E
#232B9E is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.3% C 0.181 H 270.7°. Best body text is #FFFFFF at 10.99:1 contrast (WCAG AA passes).
Color values
| HEX | #232B9E |
|---|---|
| RGB | rgb(35, 43, 158) |
| HSL | hsl(236, 64%, 38%) |
| HSV | hsv(236, 78%, 62%) |
| CMYK | cmyk(77.8%, 72.8%, 0%, 38%) |
| CIE-LAB | lab(25.42, 38.06, -62.67) |
| CIE-LCH | lch(25.42, 73.32, 301.27°) |
| OKLab | oklab(37.29% 0.0023 -0.1815) |
| OKLCH | oklch(37.29% 0.181 270.7) |
| XYZ | xyz(7.7265, 4.5529, 32.8127) |
| Luminance | 0.0455 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 3.94
Royal
#0C1793
ΔE00 4.89
Indigo Blue
#3A18B1
ΔE00 5.46
Cobalt Blue
#030AA7
ΔE00 6.20
Royal Blue (survey)
#0504AA
ΔE00 6.73
Ultramarine
#2000B1
ΔE00 6.96
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#232B9E #9E9623
analogous
#23689E #232B9E #59239E
triadic
#232B9E #9E232B #2B9E23
tetradic
#232B9E #9E2368 #9E9623 #239E59
square
#232B9E #9E2368 #9E9623 #239E59
split-complementary
#232B9E #9E5923 #689E23
monochromatic
#0D103A #181D6C #232B9E #2E39D0 #6068DC
Accessibility & contrast
On white
10.99
#232B9E on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.91
#232B9E on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #232B9E
10.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##232B9E | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##232B9E | 1.00 | 10.99 | 1.91 | 10.99 |
| #FFFFFF | 10.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.91 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0042A1
Deuteranopia (green-blind)
#00369C
Tritanopia (blue-blind)
#004C61
Achromatopsia (no color)
#3C3C3C
Design tokens & code
CSS
--color: #232b9e; /* rgb */ color: rgb(35, 43, 158); /* oklch */ color: oklch(37.3% 0.181 270.7);
Tailwind
colors: {
custom: {
50: '#7465bc',
500: '#232b9e',
950: '#000000',
},
}SCSS
$custom: #232b9e; $custom-light: #7465bc; $custom-dark: #000000;
JSON
{
"hex": "#232b9e",
"rgb": {
"r": 35,
"g": 43,
"b": 158
},
"hsl": {
"h": 236.098,
"s": 63.731,
"l": 37.843
},
"oklch": {
"l": 0.37289,
"c": 0.18147,
"h": 270.7
},
"luminance": 0.04554
}Semantic roles & 50–950 ramp
primary
#232B9E
secondary
#C1BA5C
accent
#DC41E7
background
#F7F6FB
surface
#EEEBF7
border
#C9C6D0
text
#0A0612
muted
#7C7A81