#163748
Closest named color: Midnight Green (#073B4C). oklch(32% 0.049 233.6), rgb(22, 55, 72).
Aa
White text reads best on this color (12.54:1).
About this color
#163748 is a dark, muted blue. In OKLCH its lightness is 32%, its chroma 0.049 and its hue 234°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Green (#073B4C), ΔE 0.015 away. White text reads best on it, at 12.54:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Midnight Green (#073B4C) |
| Black text | 1.67:1 |
| White text | 12.54:1 |
Values
| HEX | #163748 |
| RGB | rgb(22, 55, 72) |
| HSL | hsl(200, 53%, 18%) |
| OKLCH | oklch(32% 0.049 233.6) |
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 #163748 | 12.54:1 | AAA | Lc -101.7 | Preferred for body text |
| Black text on #163748 | 1.67:1 | Fails | Lc 0.0 | Not readable |
| #163748 text on white | 12.54:1 | AAA | Lc 98.3 | Preferred for body text |
| #163748 text on black | 1.67:1 | 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
#E0ECF3
oklch(93.6% 0.016 233)
-
Step 200
200
#C5DDEB
oklch(88.4% 0.032 233.3)
-
Step 300
300
#9CC8E1
oklch(81% 0.058 233.3)
-
Step 400
400
#62AAD1
oklch(70.6% 0.092 233.8)
-
Step 500
500
#2994C6
oklch(63% 0.119 234.2)
-
Step 600
600
#007DAC
oklch(55.5% 0.116 233.8)
-
Step 700
700
#006991
oklch(49% 0.102 233.6)
-
Step 800
800
#005678
oklch(42.7% 0.089 233.9)
-
Step 900
900
#034864
oklch(37.8% 0.077 233.3)
-
Step 950
950 (this color)
#163748
oklch(32% 0.049 233.6)
#163748 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) | #2F3649 | 0.032 |
| Deuteranopia (no green cones) | #283148 | 0.028 |
| Tritanopia (no blue cones) | #003C3D | 0.034 |
| Achromatopsia (no color) | #333333 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #163748
#163748
oklch(32% 0.049 233.6)
- #462C1A
#462C1A
oklch(32% 0.048 54.8)
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 #163748, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Green #073B4C ΔE 0.015
- Dark Blue Grey #1F3B4D ΔE 0.019
- Gunmetal #293241 ΔE 0.027
- Prussian Blue #1D3557 ΔE 0.031
- Space Cadet #2B2D42 ΔE 0.039
- Onyx #343A40 ΔE 0.044
- Charcoal #264653 ΔE 0.055
- Oxford Blue #1B263B ΔE 0.057
Use #163748 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.