#2F514A
Closest named color: Dark Slate Gray (#2F4F4F). oklch(40.7% 0.042 179.5), rgb(47, 81, 74).
Aa
White text reads best on this color (8.76:1).
About this color
#2F514A is a dark, muted teal or cyan. In OKLCH its lightness is 41%, its chroma 0.042 and its hue 180°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.012 away. White text reads best on it, at 8.76:1.
| Hue family | Teals and cyans |
| Lightness | dark (41%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.39:1 |
| White text | 8.76:1 |
Values
| HEX | #2F514A |
| RGB | rgb(47, 81, 74) |
| HSL | hsl(168, 27%, 25%) |
| OKLCH | oklch(40.7% 0.042 179.5) |
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 #2F514A | 8.76:1 | AAA | Lc -94.4 | Preferred for body text |
| Black text on #2F514A | 2.39:1 | Fails | Lc 14.0 | Not readable |
| #2F514A text on white | 8.76:1 | AAA | Lc 89.9 | Fine for body text |
| #2F514A text on black | 2.39:1 | Fails | Lc -12.3 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E5EBEA
oklch(93.5% 0.007 185.3)
-
Step 200
200
#D0DCD9
oklch(88.5% 0.014 179.4)
-
Step 300
300
#B1C6C1
oklch(80.9% 0.024 179.8)
-
Step 400
400
#87A9A1
oklch(70.7% 0.039 179.2)
-
Step 500
500
#68948A
oklch(63.2% 0.05 178.9)
-
Step 600
600
#4F7E74
oklch(55.6% 0.054 179.2)
-
Step 700
700
#3F6A61
oklch(49% 0.05 179.3)
-
Step 800
800 (this color)
#2F514A
oklch(40.7% 0.042 179.5)
-
Step 900
900
#2E4742
oklch(37.6% 0.032 180.6)
-
Step 950
950
#1B2A27
oklch(27% 0.021 180.8)
#2F514A 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) | #4E4D4A | 0.044 |
| Deuteranopia (no green cones) | #48494B | 0.042 |
| Tritanopia (no blue cones) | #23524F | 0.013 |
| Achromatopsia (no color) | #4B4B4B | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2F514A
#2F514A
oklch(40.7% 0.042 179.5)
- #5D4049
#5D4049
oklch(40.7% 0.042 358.9)
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 #2F514A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.012
- Dark Blue Green #005249 ΔE 0.032
- Deep Teal #00555A ΔE 0.035
- Dark Teal #014D4E ΔE 0.037
- Charcoal #264653 ΔE 0.046
- Charcoal Grey #3C4142 ΔE 0.051
- Dark Grey Blue #29465B ΔE 0.054
- Dark Green Blue #1F6357 ΔE 0.055
Use #2F514A 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.