#045845
Closest named color: Dark Blue Green (#005249). oklch(41.1% 0.079 171.3), rgb(4, 88, 69).
Aa
White text reads best on this color (8.44:1).
About this color
#045845 is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 41%, its chroma 0.079 and its hue 171°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.024 away. White text reads best on it, at 8.44:1.
| Hue family | Teals and cyans |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.48:1 |
| White text | 8.44:1 |
Values
| HEX | #045845 |
| RGB | rgb(4, 88, 69) |
| HSL | hsl(166, 91%, 18%) |
| OKLCH | oklch(41.1% 0.079 171.3) |
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 #045845 | 8.44:1 | AAA | Lc -93.2 | Preferred for body text |
| Black text on #045845 | 2.48:1 | Fails | Lc 15.4 | Dividers and decoration only |
| #045845 text on white | 8.44:1 | AAA | Lc 88.6 | Fine for body text |
| #045845 text on black | 2.48:1 | Fails | Lc -13.6 | 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 800.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDE9
oklch(93.7% 0.013 172.4)
-
Step 200
200
#C9DFD7
oklch(88.5% 0.026 171.9)
-
Step 300
300
#A4CBBD
oklch(81% 0.046 171.3)
-
Step 400
400
#6FB09B
oklch(70.7% 0.074 171.6)
-
Step 500
500
#449C82
oklch(63.1% 0.094 171.1)
-
Step 600
600
#19866C
oklch(55.5% 0.101 171.8)
-
Step 700
700
#03725A
oklch(49.2% 0.095 171.4)
-
Step 800
800 (this color)
#045845
oklch(41.1% 0.079 171.3)
-
Step 900
900
#174C3D
oklch(37.7% 0.062 170.9)
-
Step 950
950
#0F2D24
oklch(27.1% 0.04 170.9)
#045845 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) | #555144 | 0.081 |
| Deuteranopia (no green cones) | #4B4A46 | 0.077 |
| Tritanopia (no blue cones) | #005953 | 0.022 |
| Achromatopsia (no color) | #4D4D4D | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #045845
#045845
oklch(41.1% 0.079 171.3)
- #6A374F
#6A374F
oklch(40.9% 0.079 351.5)
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 #045845, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.024
- Spruce #0A5F38 ΔE 0.036
- Deep Teal #00555A ΔE 0.040
- Pine #2B5D34 ΔE 0.040
- Dark Teal #014D4E ΔE 0.045
- Dark Green Blue #1F6357 ΔE 0.045
- Dark Slate Gray #2F4F4F ΔE 0.048
- Petrol #005F6A ΔE 0.060
Use #045845 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.