#004F52
Closest named color: Dark Teal (#014D4E). oklch(38.8% 0.066 199.2), rgb(0, 79, 82).
Aa
White text reads best on this color (9.37:1).
About this color
#004F52 is a dark, muted teal or cyan. In OKLCH its lightness is 39%, its chroma 0.066 and its hue 199°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Teal (#014D4E), ΔE 0.008 away. White text reads best on it, at 9.37:1.
| Hue family | Teals and cyans |
| Lightness | dark (39%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Dark Teal (#014D4E) |
| Black text | 2.24:1 |
| White text | 9.37:1 |
Values
| HEX | #004F52 |
| RGB | rgb(0, 79, 82) |
| HSL | hsl(182, 100%, 16%) |
| OKLCH | oklch(38.8% 0.066 199.2) |
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 #004F52 | 9.37:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #004F52 | 2.24:1 | Fails | Lc 12.8 | Not readable |
| #004F52 text on white | 9.37:1 | AAA | Lc 91.2 | Preferred for body text |
| #004F52 text on black | 2.24:1 | Fails | Lc -11.2 | 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 900.
-
Step 50
50
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#DFEDED
oklch(93.6% 0.015 196.9)
-
Step 200
200
#C5DFE0
oklch(88.5% 0.028 199.5)
-
Step 300
300
#9CCBCD
oklch(81% 0.049 199.5)
-
Step 400
400
#5FB0B3
oklch(70.7% 0.08 198.7)
-
Step 500
500
#1E9CA1
oklch(63.2% 0.102 199.1)
-
Step 600
600
#008488
oklch(55.7% 0.095 198.5)
-
Step 700
700
#006F73
oklch(49.2% 0.084 199.2)
-
Step 800
800
#005B5E
oklch(42.8% 0.073 198.7)
-
Step 900
900 (this color)
#004F52
oklch(38.8% 0.066 199.2)
-
Step 950
950
#052D2E
oklch(27.1% 0.042 197.4)
#004F52 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) | #484B52 | 0.067 |
| Deuteranopia (no green cones) | #3E4352 | 0.063 |
| Tritanopia (no blue cones) | #005250 | 0.012 |
| Achromatopsia (no color) | #464646 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #004F52
#004F52
oklch(38.8% 0.066 199.2)
- #633536
#633536
oklch(38.7% 0.066 19.2)
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 #004F52, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Teal #014D4E ΔE 0.008
- Dark Blue Green #005249 ΔE 0.021
- Deep Teal #00555A ΔE 0.021
- Dark Slate Gray #2F4F4F ΔE 0.032
- Charcoal #264653 ΔE 0.036
- Dark Grey Blue #29465B ΔE 0.045
- Petrol #005F6A ΔE 0.058
- Charcoal Grey #3C4142 ΔE 0.062
Use #004F52 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.