#16504C
Closest named color: Dark Blue Green (#005249). oklch(39.3% 0.059 188.5), rgb(22, 80, 76).
Aa
White text reads best on this color (9.18:1).
About this color
#16504C is a dark, muted teal or cyan. In OKLCH its lightness is 39%, its chroma 0.059 and its hue 188°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.013 away. White text reads best on it, at 9.18:1.
| Hue family | Teals and cyans |
| Lightness | dark (39%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.28:1 |
| White text | 9.18:1 |
Values
| HEX | #16504C |
| RGB | rgb(22, 80, 76) |
| HSL | hsl(176, 57%, 20%) |
| OKLCH | oklch(39.3% 0.059 188.5) |
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 #16504C | 9.18:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #16504C | 2.28:1 | Fails | Lc 13.1 | Not readable |
| #16504C text on white | 9.18:1 | AAA | Lc 90.9 | Preferred for body text |
| #16504C text on black | 2.28:1 | Fails | Lc -11.4 | 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
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#E1EDEB
oklch(93.7% 0.013 185.1)
-
Step 200
200
#C8DFDC
oklch(88.6% 0.025 187.3)
-
Step 300
300
#A1CAC6
oklch(80.8% 0.044 189)
-
Step 400
400
#6AAFA9
oklch(70.7% 0.071 188.6)
-
Step 500
500
#3A9B94
oklch(63.1% 0.09 188.5)
-
Step 600
600
#00857E
oklch(55.6% 0.097 188.3)
-
Step 700
700
#00706A
oklch(49.1% 0.085 188.3)
-
Step 800
800
#005C57
oklch(42.8% 0.074 188.4)
-
Step 900
900 (this color)
#16504C
oklch(39.3% 0.059 188.5)
-
Step 950
950
#0C2C2A
oklch(26.9% 0.037 189.5)
#16504C 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) | #4B4B4C | 0.062 |
| Deuteranopia (no green cones) | #43454D | 0.060 |
| Tritanopia (no blue cones) | #00524F | 0.010 |
| Achromatopsia (no color) | #484848 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #16504C
#16504C
oklch(39.3% 0.059 188.5)
- #613840
#613840
oklch(39.3% 0.059 7.5)
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 #16504C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.013
- Dark Teal #014D4E ΔE 0.016
- Dark Slate Gray #2F4F4F ΔE 0.024
- Deep Teal #00555A ΔE 0.024
- Charcoal #264653 ΔE 0.040
- Dark Grey Blue #29465B ΔE 0.051
- Charcoal Grey #3C4142 ΔE 0.057
- Petrol #005F6A ΔE 0.059
Use #16504C 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.