#2C2E6F
Closest named color: Marine Blue (#01386A). oklch(33.9% 0.11 277.4), rgb(44, 46, 111).
Aa
White text reads best on this color (12.15:1).
About this color
#2C2E6F is a dark, moderately saturated blue. In OKLCH its lightness is 34%, its chroma 0.110 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Marine Blue (#01386A), ΔE 0.047 away. White text reads best on it, at 12.15:1.
| Hue family | Blues |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.110) |
| Temperature | cool |
| Nearest name | Marine Blue (#01386A) |
| Black text | 1.72:1 |
| White text | 12.15:1 |
Values
| HEX | #2C2E6F |
| RGB | rgb(44, 46, 111) |
| HSL | hsl(238, 43%, 30%) |
| OKLCH | oklch(33.9% 0.11 277.4) |
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 #2C2E6F | 12.15:1 | AAA | Lc -101.0 | Preferred for body text |
| Black text on #2C2E6F | 1.72:1 | Fails | Lc 0.0 | Not readable |
| #2C2E6F text on white | 12.15:1 | AAA | Lc 97.5 | Preferred for body text |
| #2C2E6F text on black | 1.72:1 | 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
#E5E9FA
oklch(93.6% 0.023 275.4)
-
Step 200
200
#D1D7F8
oklch(88.5% 0.046 277.3)
-
Step 300
300
#B3BCF6
oklch(80.9% 0.083 277.5)
-
Step 400
400
#8D97F2
oklch(70.6% 0.133 277.7)
-
Step 500
500
#737BED
oklch(63.2% 0.169 277.4)
-
Step 600
600
#5D61DB
oklch(55.6% 0.183 277.2)
-
Step 700
700
#4D4FBE
oklch(49% 0.17 277.3)
-
Step 800
800
#3F419A
oklch(42.6% 0.142 277.5)
-
Step 900
900 (this color)
#2C2E6F
oklch(33.9% 0.11 277.4)
-
Step 950
950
#1F2248
oklch(27.1% 0.07 277.3)
#2C2E6F 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) | #003871 | 0.044 |
| Deuteranopia (no green cones) | #00336E | 0.042 |
| Tritanopia (no blue cones) | #043D49 | 0.096 |
| Achromatopsia (no color) | #363636 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2C2E6F
#2C2E6F
oklch(33.9% 0.11 277.4)
- #423700
#423700
oklch(33.8% 0.07 96.6)
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 #2C2E6F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine Blue #01386A ΔE 0.047
- Marine #042E60 ΔE 0.052
- Prussian Blue #1D3557 ΔE 0.053
- Midnight Blue #191970 ΔE 0.062
- Twilight Blue #0A437A ΔE 0.063
- Dark Slate Blue #483D8B ΔE 0.078
- Dark Blue Grey #1F3B4D ΔE 0.080
- Space Cadet #2B2D42 ΔE 0.080
Use #2C2E6F 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.