#143646
Closest named color: Midnight Green (#073B4C). oklch(31.6% 0.048 231.5), rgb(20, 54, 70).
Aa
White text reads best on this color (12.75:1).
About this color
#143646 is a dark, muted blue. In OKLCH its lightness is 32%, its chroma 0.048 and its hue 232°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Green (#073B4C), ΔE 0.018 away. White text reads best on it, at 12.75:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Midnight Green (#073B4C) |
| Black text | 1.64:1 |
| White text | 12.75:1 |
Values
| HEX | #143646 |
| RGB | rgb(20, 54, 70) |
| HSL | hsl(199, 56%, 18%) |
| OKLCH | oklch(31.6% 0.048 231.5) |
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 #143646 | 12.75:1 | AAA | Lc -102.0 | Preferred for body text |
| Black text on #143646 | 1.64:1 | Fails | Lc 0.0 | Not readable |
| #143646 text on white | 12.75:1 | AAA | Lc 98.7 | Preferred for body text |
| #143646 text on black | 1.64:1 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#DFECF3
oklch(93.5% 0.017 230.9)
-
Step 200
200
#C5DDEB
oklch(88.4% 0.032 233.3)
-
Step 300
300
#9CC8DF
oklch(80.9% 0.057 231.1)
-
Step 400
400
#60ABD0
oklch(70.7% 0.092 231.5)
-
Step 500
500
#2595C4
oklch(63.1% 0.118 231.8)
-
Step 600
600
#007EA9
oklch(55.6% 0.112 231.2)
-
Step 700
700
#006A8F
oklch(49.2% 0.1 231.3)
-
Step 800
800
#005676
oklch(42.6% 0.087 232.3)
-
Step 900
900
#004863
oklch(37.7% 0.077 231.8)
-
Step 950
950 (this color)
#143646
oklch(31.6% 0.048 231.5)
#143646 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) | #2E3547 | 0.033 |
| Deuteranopia (no green cones) | #273046 | 0.028 |
| Tritanopia (no blue cones) | #003A3B | 0.031 |
| Achromatopsia (no color) | #323232 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #143646
#143646
oklch(31.6% 0.048 231.5)
- #452A1A
#452A1A
oklch(31.5% 0.048 50.9)
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 #143646, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Green #073B4C ΔE 0.018
- Dark Blue Grey #1F3B4D ΔE 0.024
- Gunmetal #293241 ΔE 0.027
- Prussian Blue #1D3557 ΔE 0.034
- Space Cadet #2B2D42 ΔE 0.038
- Onyx #343A40 ΔE 0.046
- Oxford Blue #1B263B ΔE 0.053
- Marine #042E60 ΔE 0.060
Use #143646 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.