#005D5B
Closest named color: Petrol (#005F6A). oklch(43.2% 0.074 192.2), rgb(0, 93, 91).
Aa
White text reads best on this color (7.72:1).
About this color
#005D5B is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 43%, its chroma 0.074 and its hue 192°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.025 away. White text reads best on it, at 7.72:1.
| Hue family | Teals and cyans |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 2.71:1 |
| White text | 7.72:1 |
Values
| HEX | #005D5B |
| RGB | rgb(0, 93, 91) |
| HSL | hsl(179, 100%, 18%) |
| OKLCH | oklch(43.2% 0.074 192.2) |
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 #005D5B | 7.72:1 | AAA | Lc -91.1 | Preferred for body text |
| Black text on #005D5B | 2.71:1 | Fails | Lc 17.7 | Dividers and decoration only |
| #005D5B text on white | 7.72:1 | AAA | Lc 86.3 | Fine for body text |
| #005D5B text on black | 2.71:1 | Fails | Lc -15.7 | Dividers and decoration only |
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
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#E1EDEC
oklch(93.7% 0.013 190.9)
-
Step 200
200
#C8DEDD
oklch(88.4% 0.023 193.4)
-
Step 300
300
#A1CAC8
oklch(80.9% 0.043 192.6)
-
Step 400
400
#6BAFAC
oklch(70.8% 0.069 192.1)
-
Step 500
500
#3B9A97
oklch(63% 0.088 192.2)
-
Step 600
600
#008582
oklch(55.7% 0.096 192)
-
Step 700
700
#006F6D
oklch(49% 0.084 192.6)
-
Step 800
800 (this color)
#005D5B
oklch(43.2% 0.074 192.2)
-
Step 900
900
#104B4A
oklch(37.7% 0.058 193.3)
-
Step 950
950
#0D2C2B
oklch(27% 0.036 192.3)
#005D5B 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) | #56585B | 0.077 |
| Deuteranopia (no green cones) | #4B4F5C | 0.074 |
| Tritanopia (no blue cones) | #00605C | 0.010 |
| Achromatopsia (no color) | #535353 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #005D5B
#005D5B
oklch(43.2% 0.074 192.2)
- #733E45
#733E45
oklch(43.1% 0.074 12.2)
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 #005D5B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.025
- Deep Teal #00555A ΔE 0.026
- Dark Green Blue #1F6357 ΔE 0.027
- Dark Blue Green #005249 ΔE 0.041
- Dark Aqua #05696B ΔE 0.041
- Dark Slate Gray #2F4F4F ΔE 0.047
- Dark Teal #014D4E ΔE 0.052
- Spruce #0A5F38 ΔE 0.058
Use #005D5B 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.