#232D63
Closest named color: Marine (#042E60). oklch(32.1% 0.096 272.1), rgb(35, 45, 99).
Aa
White text reads best on this color (12.90:1).
About this color
#232D63 is a dark, moderately saturated blue. In OKLCH its lightness is 32%, its chroma 0.096 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.031 away. White text reads best on it, at 12.90:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.096) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.62:1 |
| White text | 12.90:1 |
Values
| HEX | #232D63 |
| RGB | rgb(35, 45, 99) |
| HSL | hsl(231, 48%, 26%) |
| OKLCH | oklch(32.1% 0.096 272.1) |
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 #232D63 | 12.90:1 | AAA | Lc -102.2 | Preferred for body text |
| Black text on #232D63 | 1.62:1 | Fails | Lc 0.0 | Not readable |
| #232D63 text on white | 12.90:1 | AAA | Lc 98.9 | Preferred for body text |
| #232D63 text on black | 1.62:1 | 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 950.
-
Step 50
50
#F2F5FF
oklch(97.1% 0.014 272.7)
-
Step 100
100
#E2E9FF
oklch(93.5% 0.031 271.7)
-
Step 200
200
#CCD8FF
oklch(88.6% 0.055 271.8)
-
Step 300
300
#ABBDFF
oklch(80.9% 0.096 272.3)
-
Step 400
400
#8098FF
oklch(70.7% 0.153 272.1)
-
Step 500
500
#637AFF
oklch(63.2% 0.198 272.1)
-
Step 600
600
#4A56FF
oklch(55.5% 0.246 272.2)
-
Step 700
700
#3C43E2
oklch(49.2% 0.234 272)
-
Step 800
800
#3139B6
oklch(42.7% 0.193 272.1)
-
Step 900
900
#293390
oklch(37.6% 0.152 272)
-
Step 950
950 (this color)
#232D63
oklch(32.1% 0.096 272.1)
#232D63 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) | #0F3465 | 0.026 |
| Deuteranopia (no green cones) | #012F62 | 0.031 |
| Tritanopia (no blue cones) | #003943 | 0.082 |
| Achromatopsia (no color) | #323232 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #232D63
#232D63
oklch(32.1% 0.096 272.1)
- #3F3100
#3F3100
oklch(32% 0.065 91.4)
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 #232D63, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.031
- Prussian Blue #1D3557 ΔE 0.035
- Marine Blue #01386A ΔE 0.039
- Midnight Blue #191970 ΔE 0.058
- Space Cadet #2B2D42 ΔE 0.060
- Dark Blue Grey #1F3B4D ΔE 0.065
- Gunmetal #293241 ΔE 0.067
- Midnight Green #073B4C ΔE 0.070
Use #232D63 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.