#0D3544
Closest named color: Midnight Green (#073B4C). oklch(30.9% 0.051 227.2), rgb(13, 53, 68).
Aa
White text reads best on this color (13.04:1).
About this color
#0D3544 is a dark, muted teal or cyan. In OKLCH its lightness is 31%, its chroma 0.051 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Green (#073B4C), ΔE 0.022 away. White text reads best on it, at 13.04:1.
| Hue family | Teals and cyans |
| Lightness | dark (31%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Midnight Green (#073B4C) |
| Black text | 1.60:1 |
| White text | 13.04:1 |
Values
| HEX | #0D3544 |
| RGB | rgb(13, 53, 68) |
| HSL | hsl(196, 68%, 16%) |
| OKLCH | oklch(30.9% 0.051 227.2) |
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 #0D3544 | 13.04:1 | AAA | Lc -102.4 | Preferred for body text |
| Black text on #0D3544 | 1.60:1 | Fails | Lc 0.0 | Not readable |
| #0D3544 text on white | 13.04:1 | AAA | Lc 99.1 | Preferred for body text |
| #0D3544 text on black | 1.60:1 | 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
#DEECF3
oklch(93.5% 0.018 229)
-
Step 200
200
#C3DEEB
oklch(88.5% 0.034 228.4)
-
Step 300
300
#98C9DF
oklch(80.9% 0.06 227.3)
-
Step 400
400
#58ADCF
oklch(70.8% 0.096 226.7)
-
Step 500
500
#0097C2
oklch(63.1% 0.122 226.9)
-
Step 600
600
#007FA4
oklch(55.6% 0.108 227.1)
-
Step 700
700
#006B8A
oklch(49.2% 0.095 226.5)
-
Step 800
800
#005772
oklch(42.6% 0.083 227.6)
-
Step 900
900
#00495F
oklch(37.8% 0.072 226.2)
-
Step 950
950 (this color)
#0D3544
oklch(30.9% 0.051 227.2)
#0D3544 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) | #2D3445 | 0.037 |
| Deuteranopia (no green cones) | #262E44 | 0.034 |
| Tritanopia (no blue cones) | #00393A | 0.028 |
| Achromatopsia (no color) | #313131 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0D3544
#0D3544
oklch(30.9% 0.051 227.2)
- #452819
#452819
oklch(31% 0.05 47.6)
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 #0D3544, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Green #073B4C ΔE 0.022
- Gunmetal #293241 ΔE 0.031
- Dark Blue Grey #1F3B4D ΔE 0.031
- Prussian Blue #1D3557 ΔE 0.039
- Space Cadet #2B2D42 ΔE 0.041
- Oxford Blue #1B263B ΔE 0.050
- Onyx #343A40 ΔE 0.053
- Dark #1B2431 ΔE 0.059
Use #0D3544 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.