#0D3343
Closest named color: Midnight Green (#073B4C). oklch(30.3% 0.051 230), rgb(13, 51, 67).
Aa
White text reads best on this color (13.36:1).
About this color
#0D3343 is a dark, muted teal or cyan. In OKLCH its lightness is 30%, its chroma 0.051 and its hue 230°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Green (#073B4C), ΔE 0.028 away. White text reads best on it, at 13.36:1.
| Hue family | Teals and cyans |
| Lightness | dark (30%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Midnight Green (#073B4C) |
| Black text | 1.57:1 |
| White text | 13.36:1 |
Values
| HEX | #0D3343 |
| RGB | rgb(13, 51, 67) |
| HSL | hsl(198, 68%, 16%) |
| OKLCH | oklch(30.3% 0.051 230) |
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 #0D3343 | 13.36:1 | AAA | Lc -102.8 | Preferred for body text |
| Black text on #0D3343 | 1.57:1 | Fails | Lc 0.0 | Not readable |
| #0D3343 text on white | 13.36:1 | AAA | Lc 99.6 | Preferred for body text |
| #0D3343 text on black | 1.57:1 | 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
#F0F7FA
oklch(97.2% 0.008 225.1)
-
Step 100
100
#DFECF3
oklch(93.5% 0.017 230.9)
-
Step 200
200
#C4DEEB
oklch(88.5% 0.033 229.3)
-
Step 300
300
#99C9E0
oklch(81% 0.06 228.9)
-
Step 400
400
#5BACD1
oklch(70.8% 0.096 229.8)
-
Step 500
500
#1096C5
oklch(63.1% 0.123 230)
-
Step 600
600
#007EA7
oklch(55.5% 0.111 230)
-
Step 700
700
#006A8D
oklch(49.1% 0.098 229.8)
-
Step 800
800
#005774
oklch(42.7% 0.085 229.4)
-
Step 900
900
#004862
oklch(37.7% 0.076 230.8)
-
Step 950
950 (this color)
#0D3343
oklch(30.3% 0.051 230)
#0D3343 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) | #2B3244 | 0.036 |
| Deuteranopia (no green cones) | #232D43 | 0.030 |
| Tritanopia (no blue cones) | #003738 | 0.029 |
| Achromatopsia (no color) | #2F2F2F | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0D3343
#0D3343
oklch(30.3% 0.051 230)
- #432616
#432616
oklch(30.2% 0.051 48.9)
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 #0D3343, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Green #073B4C ΔE 0.028
- Gunmetal #293241 ΔE 0.032
- Dark Blue Grey #1F3B4D ΔE 0.037
- Space Cadet #2B2D42 ΔE 0.039
- Prussian Blue #1D3557 ΔE 0.041
- Oxford Blue #1B263B ΔE 0.043
- Dark #1B2431 ΔE 0.053
- Onyx #343A40 ΔE 0.057
Use #0D3343 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.