#232D6A
Closest named color: Marine (#042E60). oklch(32.7% 0.107 272.1), rgb(35, 45, 106).
Aa
White text reads best on this color (12.68:1).
About this color
#232D6A is a dark, moderately saturated blue. In OKLCH its lightness is 33%, its chroma 0.107 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.035 away. White text reads best on it, at 12.68:1.
| Hue family | Blues |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.65:1 |
| White text | 12.68:1 |
Values
| HEX | #232D6A |
| RGB | rgb(35, 45, 106) |
| HSL | hsl(232, 50%, 28%) |
| OKLCH | oklch(32.7% 0.107 272.1) |
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 #232D6A | 12.68:1 | AAA | Lc -101.8 | Preferred for body text |
| Black text on #232D6A | 1.65:1 | Fails | Lc 0.0 | Not readable |
| #232D6A text on white | 12.68:1 | AAA | Lc 98.4 | Preferred for body text |
| #232D6A 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E4E9FA
oklch(93.5% 0.024 272.8)
-
Step 200
200
#CFD8F7
oklch(88.5% 0.044 272.7)
-
Step 300
300
#AEBEF5
oklch(80.9% 0.08 271.9)
-
Step 400
400
#859AF0
oklch(70.6% 0.128 272.3)
-
Step 500
500
#697FEB
oklch(63.1% 0.163 272.3)
-
Step 600
600
#5265D9
oklch(55.5% 0.178 272.3)
-
Step 700
700
#4353BC
oklch(49% 0.165 272.3)
-
Step 800
800
#374598
oklch(42.7% 0.136 272.2)
-
Step 900
900 (this color)
#232D6A
oklch(32.7% 0.107 272.1)
-
Step 950
950
#1B2347
oklch(27% 0.068 271.8)
#232D6A 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) | #02366C | 0.034 |
| Deuteranopia (no green cones) | #003069 | 0.031 |
| Tritanopia (no blue cones) | #003B46 | 0.090 |
| Achromatopsia (no color) | #333333 | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #232D6A
#232D6A
oklch(32.7% 0.107 272.1)
- #413300
#413300
oklch(32.7% 0.067 91.9)
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 #232D6A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.035
- Marine Blue #01386A ΔE 0.038
- Prussian Blue #1D3557 ΔE 0.045
- Midnight Blue #191970 ΔE 0.053
- Twilight Blue #0A437A ΔE 0.065
- Space Cadet #2B2D42 ΔE 0.072
- Dark Blue Grey #1F3B4D ΔE 0.074
- Gunmetal #293241 ΔE 0.078
Use #232D6A 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.