#2F6569
Closest named color: Dark Aqua (#05696B). oklch(47.2% 0.057 201.8), rgb(47, 101, 105).
Aa
White text reads best on this color (6.59:1).
About this color
#2F6569 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 47%, its chroma 0.057 and its hue 202°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aqua (#05696B), ΔE 0.023 away. White text reads best on it, at 6.59:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Dark Aqua (#05696B) |
| Black text | 3.18:1 |
| White text | 6.59:1 |
Values
| HEX | #2F6569 |
| RGB | rgb(47, 101, 105) |
| HSL | hsl(184, 38%, 30%) |
| OKLCH | oklch(47.2% 0.057 201.8) |
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 #2F6569 | 6.59:1 | AA | Lc -87.5 | Fine for body text |
| Black text on #2F6569 | 3.18:1 | AA large text | Lc 21.6 | Dividers and decoration only |
| #2F6569 text on white | 6.59:1 | AA | Lc 82.5 | Fine for body text |
| #2F6569 text on black | 3.18:1 | AA large text | Lc -19.5 | 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 700.
-
Step 50
50
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E4EBEC
oklch(93.5% 0.008 207.1)
-
Step 200
200
#CEDCDD
oklch(88.4% 0.015 202)
-
Step 300
300
#ADC6C8
oklch(80.8% 0.027 202.5)
-
Step 400
400
#80A9AC
oklch(70.6% 0.044 201.8)
-
Step 500
500
#5F9498
oklch(63.1% 0.057 201.9)
-
Step 600
600
#447E83
oklch(55.6% 0.061 202.8)
-
Step 700
700 (this color)
#2F6569
oklch(47.2% 0.057 201.8)
-
Step 800
800
#2C575A
oklch(42.7% 0.048 201.4)
-
Step 900
900
#29484A
oklch(37.8% 0.037 201)
-
Step 950
950
#182A2B
oklch(27% 0.024 200.3)
#2F6569 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) | #5E6169 | 0.058 |
| Deuteranopia (no green cones) | #555A69 | 0.054 |
| Tritanopia (no blue cones) | #016866 | 0.025 |
| Achromatopsia (no color) | #5D5D5D | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2F6569
#2F6569
oklch(47.2% 0.057 201.8)
- #794E4D
#794E4D
oklch(47.2% 0.059 21)
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 #2F6569, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aqua #05696B ΔE 0.023
- Dark Green Blue #1F6357 ΔE 0.033
- Petrol #005F6A ΔE 0.034
- Deep Turquoise #017374 ΔE 0.043
- Slate #516572 ΔE 0.043
- Dark Aquamarine #017371 ΔE 0.043
- YInMn Blue #415A77 ΔE 0.050
- Deep Aqua #08787F ΔE 0.058
Use #2F6569 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.