#045443
Closest named color: Dark Blue Green (#005249). oklch(39.8% 0.075 172.7), rgb(4, 84, 67).
Aa
White text reads best on this color (8.91:1).
About this color
#045443 is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 40%, its chroma 0.075 and its hue 173°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.014 away. White text reads best on it, at 8.91:1.
| Hue family | Teals and cyans |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.35:1 |
| White text | 8.91:1 |
Values
| HEX | #045443 |
| RGB | rgb(4, 84, 67) |
| HSL | hsl(167, 91%, 17%) |
| OKLCH | oklch(39.8% 0.075 172.7) |
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 #045443 | 8.91:1 | AAA | Lc -94.5 | Preferred for body text |
| Black text on #045443 | 2.35:1 | Fails | Lc 14.0 | Not readable |
| #045443 text on white | 8.91:1 | AAA | Lc 90.0 | Preferred for body text |
| #045443 text on black | 2.35:1 | Fails | Lc -12.3 | 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
#E0EEE9
oklch(93.7% 0.016 172.6)
-
Step 200
200
#C5E0D7
oklch(88.4% 0.031 173.5)
-
Step 300
300
#9CCDBD
oklch(80.9% 0.056 172.8)
-
Step 400
400
#5FB39B
oklch(70.7% 0.09 172.9)
-
Step 500
500
#1DA082
oklch(63.2% 0.116 172.3)
-
Step 600
600
#00876D
oklch(55.6% 0.107 172.9)
-
Step 700
700
#00725B
oklch(49.2% 0.095 172.3)
-
Step 800
800
#005D4A
oklch(42.6% 0.082 172.5)
-
Step 900
900 (this color)
#045443
oklch(39.8% 0.075 172.7)
-
Step 950
950
#052E24
oklch(27% 0.048 172.5)
#045443 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) | #514E42 | 0.077 |
| Deuteranopia (no green cones) | #484744 | 0.075 |
| Tritanopia (no blue cones) | #00554F | 0.019 |
| Achromatopsia (no color) | #4A4A4A | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #045443
#045443
oklch(39.8% 0.075 172.7)
- #66354B
#66354B
oklch(39.9% 0.076 352.7)
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 #045443, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.014
- Dark Teal #014D4E ΔE 0.035
- Deep Teal #00555A ΔE 0.038
- Dark Slate Gray #2F4F4F ΔE 0.043
- Spruce #0A5F38 ΔE 0.046
- Pine #2B5D34 ΔE 0.050
- Evergreen #05472A ΔE 0.051
- Dark Green Blue #1F6357 ΔE 0.056
Use #045443 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.