#005A45
Closest named color: Spruce (#0A5F38). oklch(41.6% 0.082 170), rgb(0, 90, 69).
Aa
White text reads best on this color (8.24:1).
About this color
#005A45 is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 42%, its chroma 0.082 and its hue 170°. Its hue sits on the cool side of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.030 away. White text reads best on it, at 8.24:1.
| Hue family | Teals and cyans |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.082) |
| Temperature | cool |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.54:1 |
| White text | 8.24:1 |
Values
| HEX | #005A45 |
| RGB | rgb(0, 90, 69) |
| HSL | hsl(166, 100%, 18%) |
| OKLCH | oklch(41.6% 0.082 170) |
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 #005A45 | 8.24:1 | AAA | Lc -92.6 | Preferred for body text |
| Black text on #005A45 | 2.54:1 | Fails | Lc 16.0 | Dividers and decoration only |
| #005A45 text on white | 8.24:1 | AAA | Lc 88.0 | Fine for body text |
| #005A45 text on black | 2.54:1 | Fails | Lc -14.2 | 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 800.
-
Step 50
50
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E1EDE8
oklch(93.6% 0.014 169.2)
-
Step 200
200
#C9DFD6
oklch(88.5% 0.026 169.2)
-
Step 300
300
#A3CBBC
oklch(80.9% 0.047 170.3)
-
Step 400
400
#6DB099
oklch(70.6% 0.077 170.2)
-
Step 500
500
#409D80
oklch(63.2% 0.099 169.6)
-
Step 600
600
#0F876A
oklch(55.6% 0.107 170.3)
-
Step 700
700
#007258
oklch(49.1% 0.097 169.9)
-
Step 800
800 (this color)
#005A45
oklch(41.6% 0.082 170)
-
Step 900
900
#144C3C
oklch(37.6% 0.064 170.1)
-
Step 950
950
#0E2D23
oklch(27% 0.042 169.1)
#005A45 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) | #575344 | 0.084 |
| Deuteranopia (no green cones) | #4D4C46 | 0.080 |
| Tritanopia (no blue cones) | #005B54 | 0.024 |
| Achromatopsia (no color) | #4F4F4F | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #005A45
#005A45
oklch(41.6% 0.082 170)
- #6D3852
#6D3852
oklch(41.7% 0.082 350.5)
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 #005A45, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.030
- Dark Blue Green #005249 ΔE 0.030
- Pine #2B5D34 ΔE 0.036
- Dark Green Blue #1F6357 ΔE 0.042
- Deep Teal #00555A ΔE 0.044
- Dark Teal #014D4E ΔE 0.051
- Dark Slate Gray #2F4F4F ΔE 0.053
- Petrol #005F6A ΔE 0.060
Use #005A45 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.