#2F474E
Closest named color: Charcoal (#264653). oklch(38.1% 0.032 217.9), rgb(47, 71, 78).
Aa
White text reads best on this color (9.84:1).
About this color
#2F474E is a dark, muted teal or cyan. In OKLCH its lightness is 38%, its chroma 0.032 and its hue 218°. Its hue sits on the cool side of the wheel. The nearest named color is Charcoal (#264653), ΔE 0.014 away. White text reads best on it, at 9.84:1.
| Hue family | Teals and cyans |
| Lightness | dark (38%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Charcoal (#264653) |
| Black text | 2.13:1 |
| White text | 9.84:1 |
Values
| HEX | #2F474E |
| RGB | rgb(47, 71, 78) |
| HSL | hsl(194, 25%, 25%) |
| OKLCH | oklch(38.1% 0.032 217.9) |
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 #2F474E | 9.84:1 | AAA | Lc -97.0 | Preferred for body text |
| Black text on #2F474E | 2.13:1 | Fails | Lc 11.1 | Not readable |
| #2F474E text on white | 9.84:1 | AAA | Lc 92.8 | Preferred for body text |
| #2F474E text on black | 2.13:1 | Fails | Lc -9.6 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBED
oklch(93.6% 0.007 219.6)
-
Step 200
200
#D0DBDF
oklch(88.4% 0.013 221.4)
-
Step 300
300
#B0C5CB
oklch(80.9% 0.024 216.8)
-
Step 400
400
#87A7B1
oklch(70.8% 0.038 218.8)
-
Step 500
500
#68919D
oklch(63.1% 0.048 217.9)
-
Step 600
600
#4E7B88
oklch(55.5% 0.053 218)
-
Step 700
700
#3F6873
oklch(49.2% 0.049 216.7)
-
Step 800
800
#34555E
oklch(42.8% 0.041 216.9)
-
Step 900
900 (this color)
#2F474E
oklch(38.1% 0.032 217.9)
-
Step 950
950
#1B292D
oklch(27% 0.02 217.4)
#2F474E 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) | #42454E | 0.027 |
| Deuteranopia (no green cones) | #3D424E | 0.024 |
| Tritanopia (no blue cones) | #244A49 | 0.020 |
| Achromatopsia (no color) | #434343 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2F474E
#2F474E
oklch(38.1% 0.032 217.9)
- #523D36
#523D36
oklch(38.1% 0.032 39.2)
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 #2F474E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal #264653 ΔE 0.014
- Dark Grey Blue #29465B ΔE 0.024
- Dark Slate Gray #2F4F4F ΔE 0.026
- Charcoal Grey #3C4142 ΔE 0.027
- Dark Teal #014D4E ΔE 0.037
- Onyx #343A40 ΔE 0.042
- Dark Blue Grey #1F3B4D ΔE 0.047
- Deep Teal #00555A ΔE 0.049
Use #2F474E 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.