#004149
Closest named color: Midnight Green (#073B4C). oklch(34.3% 0.059 208.5), rgb(0, 65, 73).
Aa
White text reads best on this color (11.33:1).
About this color
#004149 is a dark, muted teal or cyan. In OKLCH its lightness is 34%, its chroma 0.059 and its hue 209°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Green (#073B4C), ΔE 0.023 away. White text reads best on it, at 11.33:1.
| Hue family | Teals and cyans |
| Lightness | dark (34%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Midnight Green (#073B4C) |
| Black text | 1.85:1 |
| White text | 11.33:1 |
Values
| HEX | #004149 |
| RGB | rgb(0, 65, 73) |
| HSL | hsl(187, 100%, 14%) |
| OKLCH | oklch(34.3% 0.059 208.5) |
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 #004149 | 11.33:1 | AAA | Lc -99.5 | Preferred for body text |
| Black text on #004149 | 1.85:1 | Fails | Lc 8.2 | Not readable |
| #004149 text on white | 11.33:1 | AAA | Lc 95.7 | Preferred for body text |
| #004149 text on black | 1.85:1 | 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 900.
-
Step 50
50
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E1ECEE
oklch(93.5% 0.012 209.8)
-
Step 200
200
#C7DEE2
oklch(88.5% 0.025 209.3)
-
Step 300
300
#A0C9D0
oklch(80.9% 0.044 209.1)
-
Step 400
400
#69ADB8
oklch(70.7% 0.071 208.8)
-
Step 500
500
#3899A6
oklch(63.2% 0.09 207.6)
-
Step 600
600
#008291
oklch(55.5% 0.096 208.9)
-
Step 700
700
#006E7A
oklch(49.2% 0.085 207.9)
-
Step 800
800
#005A64
oklch(42.8% 0.073 207.9)
-
Step 900
900 (this color)
#004149
oklch(34.3% 0.059 208.5)
-
Step 950
950
#0C2B30
oklch(26.9% 0.037 209.8)
#004149 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) | #3A3E49 | 0.057 |
| Deuteranopia (no green cones) | #313749 | 0.052 |
| Tritanopia (no blue cones) | #004543 | 0.020 |
| Achromatopsia (no color) | #3A3A3A | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #004149
#004149
oklch(34.3% 0.059 208.5)
- #532C27
#532C27
oklch(34.2% 0.059 28.2)
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 #004149, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Green #073B4C ΔE 0.023
- Dark Blue Grey #1F3B4D ΔE 0.030
- Charcoal #264653 ΔE 0.039
- Dark Teal #014D4E ΔE 0.040
- Dark Grey Blue #29465B ΔE 0.049
- Onyx #343A40 ΔE 0.050
- Gunmetal #293241 ΔE 0.055
- Prussian Blue #1D3557 ΔE 0.055
Use #004149 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.