#232E66
Closest named color: Marine (#042E60). oklch(32.5% 0.099 271.5), rgb(35, 46, 102).
Aa
White text reads best on this color (12.69:1).
About this color
#232E66 is a dark, moderately saturated blue. In OKLCH its lightness is 33%, its chroma 0.099 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.032 away. White text reads best on it, at 12.69:1.
| Hue family | Blues |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.65:1 |
| White text | 12.69:1 |
Values
| HEX | #232E66 |
| RGB | rgb(35, 46, 102) |
| HSL | hsl(230, 49%, 27%) |
| OKLCH | oklch(32.5% 0.099 271.5) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #232E66 | 12.69:1 | AAA | Lc -101.9 | Preferred for body text |
| Black text on #232E66 | 1.65:1 | Fails | Lc 0.0 | Not readable |
| #232E66 text on white | 12.69:1 | AAA | Lc 98.5 | Preferred for body text |
| #232E66 text on black | 1.65:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 900.
-
Step 50
50
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E4E9F9
oklch(93.5% 0.022 272.1)
-
Step 200
200
#CFD8F5
oklch(88.4% 0.041 271.9)
-
Step 300
300
#AFBFF1
oklch(81% 0.073 270.9)
-
Step 400
400
#869CEB
oklch(70.8% 0.119 271.3)
-
Step 500
500
#6981E4
oklch(63.1% 0.151 271.3)
-
Step 600
600
#5268D2
oklch(55.6% 0.164 271.3)
-
Step 700
700
#4356B6
oklch(49.1% 0.153 271.3)
-
Step 800
800
#374793
oklch(42.7% 0.126 271.2)
-
Step 900
900 (this color)
#232E66
oklch(32.5% 0.099 271.5)
-
Step 950
950
#1C2445
oklch(27.1% 0.062 271.5)
#232E66 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #0D3668 | 0.029 |
| Deuteranopia (no green cones) | #003065 | 0.031 |
| Tritanopia (no blue cones) | #003B45 | 0.084 |
| Achromatopsia (no color) | #333333 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #232E66
#232E66
oklch(32.5% 0.099 271.5)
- #413200
#413200
oklch(32.5% 0.066 90.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #232E66, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.032
- Marine Blue #01386A ΔE 0.036
- Prussian Blue #1D3557 ΔE 0.037
- Midnight Blue #191970 ΔE 0.058
- Space Cadet #2B2D42 ΔE 0.065
- Twilight Blue #0A437A ΔE 0.066
- Dark Blue Grey #1F3B4D ΔE 0.066
- Gunmetal #293241 ΔE 0.071
Use #232E66 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.