#104F4F
Closest named color: Dark Teal (#014D4E). oklch(39% 0.06 195), rgb(16, 79, 79).
Aa
White text reads best on this color (9.31:1).
About this color
#104F4F is a dark, muted teal or cyan. In OKLCH its lightness is 39%, its chroma 0.060 and its hue 195°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Teal (#014D4E), ΔE 0.010 away. White text reads best on it, at 9.31:1.
| Hue family | Teals and cyans |
| Lightness | dark (39%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Dark Teal (#014D4E) |
| Black text | 2.25:1 |
| White text | 9.31:1 |
Values
| HEX | #104F4F |
| RGB | rgb(16, 79, 79) |
| HSL | hsl(180, 66%, 19%) |
| OKLCH | oklch(39% 0.06 195) |
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 #104F4F | 9.31:1 | AAA | Lc -95.6 | Preferred for body text |
| Black text on #104F4F | 2.25:1 | Fails | Lc 12.8 | Not readable |
| #104F4F text on white | 9.31:1 | AAA | Lc 91.2 | Preferred for body text |
| #104F4F text on black | 2.25:1 | Fails | Lc -11.1 | 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
#E0EDEC
oklch(93.6% 0.014 191.4)
-
Step 200
200
#C7DFDE
oklch(88.6% 0.026 193.6)
-
Step 300
300
#9FCACA
oklch(80.8% 0.045 196.3)
-
Step 400
400
#67AFAE
oklch(70.7% 0.072 194.5)
-
Step 500
500
#339B9B
oklch(63.2% 0.093 195.1)
-
Step 600
600
#008484
oklch(55.5% 0.095 194.8)
-
Step 700
700
#006F6F
oklch(49% 0.084 194.8)
-
Step 800
800
#005B5B
oklch(42.7% 0.073 194.8)
-
Step 900
900 (this color)
#104F4F
oklch(39% 0.06 195)
-
Step 950
950
#0A2C2C
oklch(26.9% 0.038 195.1)
#104F4F 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) | #494B4F | 0.062 |
| Deuteranopia (no green cones) | #40444F | 0.058 |
| Tritanopia (no blue cones) | #00524F | 0.011 |
| Achromatopsia (no color) | #474747 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #104F4F
#104F4F
oklch(39% 0.06 195)
- #61373B
#61373B
oklch(39% 0.06 14.1)
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 #104F4F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Teal #014D4E ΔE 0.010
- Dark Blue Green #005249 ΔE 0.018
- Deep Teal #00555A ΔE 0.022
- Dark Slate Gray #2F4F4F ΔE 0.026
- Charcoal #264653 ΔE 0.036
- Dark Grey Blue #29465B ΔE 0.045
- Charcoal Grey #3C4142 ΔE 0.057
- Petrol #005F6A ΔE 0.059
Use #104F4F 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.