#005A5D
Closest named color: Deep Teal (#00555A). oklch(42.5% 0.072 198.7), rgb(0, 90, 93).
Aa
White text reads best on this color (8.01:1).
About this color
#005A5D is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 42%, its chroma 0.072 and its hue 199°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Teal (#00555A), ΔE 0.016 away. White text reads best on it, at 8.01:1.
| Hue family | Teals and cyans |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Deep Teal (#00555A) |
| Black text | 2.62:1 |
| White text | 8.01:1 |
Values
| HEX | #005A5D |
| RGB | rgb(0, 90, 93) |
| HSL | hsl(182, 100%, 18%) |
| OKLCH | oklch(42.5% 0.072 198.7) |
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 #005A5D | 8.01:1 | AAA | Lc -92.0 | Preferred for body text |
| Black text on #005A5D | 2.62:1 | Fails | Lc 16.7 | Dividers and decoration only |
| #005A5D text on white | 8.01:1 | AAA | Lc 87.3 | Fine for body text |
| #005A5D text on black | 2.62:1 | Fails | Lc -14.9 | 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
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E1ECED
oklch(93.5% 0.012 203.5)
-
Step 200
200
#C8DEDF
oklch(88.5% 0.024 200.1)
-
Step 300
300
#A2C9CB
oklch(80.8% 0.041 200.2)
-
Step 400
400
#6CAEB0
oklch(70.8% 0.067 198.2)
-
Step 500
500
#3D999D
oklch(63% 0.086 199.2)
-
Step 600
600
#048488
oklch(55.7% 0.094 198.6)
-
Step 700
700
#006F72
oklch(49.2% 0.084 198.1)
-
Step 800
800 (this color)
#005A5D
oklch(42.5% 0.072 198.7)
-
Step 900
900
#124B4D
oklch(37.8% 0.057 198.5)
-
Step 950
950
#0D2C2D
oklch(27.1% 0.036 198.2)
#005A5D 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) | #52555D | 0.073 |
| Deuteranopia (no green cones) | #474D5D | 0.068 |
| Tritanopia (no blue cones) | #005E5B | 0.015 |
| Achromatopsia (no color) | #505050 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #005A5D
#005A5D
oklch(42.5% 0.072 198.7)
- #713D3F
#713D3F
oklch(42.5% 0.073 18.2)
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 #005A5D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Teal #00555A ΔE 0.016
- Petrol #005F6A ΔE 0.024
- Dark Blue Green #005249 ΔE 0.037
- Dark Green Blue #1F6357 ΔE 0.038
- Dark Slate Gray #2F4F4F ΔE 0.041
- Dark Teal #014D4E ΔE 0.044
- Dark Aqua #05696B ΔE 0.049
- Charcoal #264653 ΔE 0.063
Use #005A5D 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.