#003445
Closest named color: Midnight Green (#073B4C). oklch(30.3% 0.058 226.6), rgb(0, 52, 69).
Aa
White text reads best on this color (13.31:1).
About this color
#003445 is a dark, muted teal or cyan. In OKLCH its lightness is 30%, its chroma 0.058 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Green (#073B4C), ΔE 0.026 away. White text reads best on it, at 13.31:1.
| Hue family | Teals and cyans |
| Lightness | dark (30%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Midnight Green (#073B4C) |
| Black text | 1.57:1 |
| White text | 13.31:1 |
Values
| HEX | #003445 |
| RGB | rgb(0, 52, 69) |
| HSL | hsl(195, 100%, 14%) |
| OKLCH | oklch(30.3% 0.058 226.6) |
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 #003445 | 13.31:1 | AAA | Lc -102.6 | Preferred for body text |
| Black text on #003445 | 1.57:1 | Fails | Lc 0.0 | Not readable |
| #003445 text on white | 13.31:1 | AAA | Lc 99.3 | Preferred for body text |
| #003445 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
#EFF7FA
oklch(97.1% 0.009 222.1)
-
Step 100
100
#DDEDF4
oklch(93.6% 0.019 225.7)
-
Step 200
200
#C0DFED
oklch(88.5% 0.038 226.8)
-
Step 300
300
#91CAE3
oklch(80.8% 0.068 227)
-
Step 400
400
#46AED6
oklch(70.7% 0.111 227.1)
-
Step 500
500
#0097C2
oklch(63.1% 0.122 226.9)
-
Step 600
600
#007FA3
oklch(55.6% 0.107 226.4)
-
Step 700
700
#006B8A
oklch(49.2% 0.095 226.5)
-
Step 800
800
#005771
oklch(42.6% 0.082 226.6)
-
Step 900
900
#00495F
oklch(37.8% 0.072 226.2)
-
Step 950
950 (this color)
#003445
oklch(30.3% 0.058 226.6)
#003445 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) | #2B3346 | 0.043 |
| Deuteranopia (no green cones) | #222D45 | 0.036 |
| Tritanopia (no blue cones) | #00393A | 0.031 |
| Achromatopsia (no color) | #2F2F2F | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #003445
#003445
oklch(30.3% 0.058 226.6)
- #462413
#462413
oklch(30.2% 0.059 46.2)
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 #003445, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Green #073B4C ΔE 0.026
- Dark Blue Grey #1F3B4D ΔE 0.039
- Gunmetal #293241 ΔE 0.039
- Prussian Blue #1D3557 ΔE 0.042
- Space Cadet #2B2D42 ΔE 0.047
- Oxford Blue #1B263B ΔE 0.048
- Marine #042E60 ΔE 0.057
- Dark #1B2431 ΔE 0.058
Use #003445 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.