#004A40
Closest named color: Dark Teal (#014D4E). oklch(36.7% 0.067 179.9), rgb(0, 74, 64).
Aa
White text reads best on this color (10.22:1).
About this color
#004A40 is a dark, muted teal or cyan. In OKLCH its lightness is 37%, its chroma 0.067 and its hue 180°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Teal (#014D4E), ΔE 0.024 away. White text reads best on it, at 10.22:1.
| Hue family | Teals and cyans |
| Lightness | dark (37%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Dark Teal (#014D4E) |
| Black text | 2.05:1 |
| White text | 10.22:1 |
Values
| HEX | #004A40 |
| RGB | rgb(0, 74, 64) |
| HSL | hsl(172, 100%, 15%) |
| OKLCH | oklch(36.7% 0.067 179.9) |
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 #004A40 | 10.22:1 | AAA | Lc -97.4 | Preferred for body text |
| Black text on #004A40 | 2.05:1 | Fails | Lc 10.7 | Not readable |
| #004A40 text on white | 10.22:1 | AAA | Lc 93.3 | Preferred for body text |
| #004A40 text on black | 2.05:1 | Fails | Lc -9.2 | 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
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E0EDEA
oklch(93.6% 0.014 180.7)
-
Step 200
200
#C6DFDA
oklch(88.4% 0.027 182.3)
-
Step 300
300
#9ECCC2
oklch(81% 0.05 180.2)
-
Step 400
400
#65B1A2
oklch(70.7% 0.079 179.7)
-
Step 500
500
#2D9D8C
oklch(63% 0.101 180.5)
-
Step 600
600
#008675
oklch(55.5% 0.101 179.7)
-
Step 700
700
#007162
oklch(49.1% 0.09 179.3)
-
Step 800
800
#005D50
oklch(42.8% 0.078 178.9)
-
Step 900
900 (this color)
#004A40
oklch(36.7% 0.067 179.9)
-
Step 950
950
#092D27
oklch(27% 0.042 179.7)
#004A40 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) | #464540 | 0.070 |
| Deuteranopia (no green cones) | #3D3E41 | 0.067 |
| Tritanopia (no blue cones) | #004B47 | 0.012 |
| Achromatopsia (no color) | #414141 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #004A40
#004A40
oklch(36.7% 0.067 179.9)
- #5B2F3D
#5B2F3D
oklch(36.7% 0.066 0.5)
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 #004A40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Teal #014D4E ΔE 0.024
- Dark Blue Green #005249 ΔE 0.028
- Evergreen #05472A ΔE 0.034
- Dark Slate Gray #2F4F4F ΔE 0.048
- Charcoal #264653 ΔE 0.049
- Deep Teal #00555A ΔE 0.050
- Pine Green #0A481E ΔE 0.051
- Charcoal Grey #3C4142 ΔE 0.061
Use #004A40 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.