#294D4B
Closest named color: Dark Slate Gray (#2F4F4F). oklch(39.3% 0.042 191), rgb(41, 77, 75).
Aa
White text reads best on this color (9.30:1).
About this color
#294D4B is a dark, muted teal or cyan. In OKLCH its lightness is 39%, its chroma 0.042 and its hue 191°. 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 9.30:1.
| Hue family | Teals and cyans |
| Lightness | dark (39%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.25:1 |
| White text | 9.30:1 |
Values
| HEX | #294D4B |
| RGB | rgb(41, 77, 75) |
| HSL | hsl(177, 31%, 23%) |
| OKLCH | oklch(39.3% 0.042 191) |
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 #294D4B | 9.30:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #294D4B | 2.25:1 | Fails | Lc 12.6 | Not readable |
| #294D4B text on white | 9.30:1 | AAA | Lc 91.4 | Preferred for body text |
| #294D4B text on black | 2.25:1 | Fails | Lc -11.0 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEB
oklch(93.6% 0.01 189.1)
-
Step 200
200
#CDDDDC
oklch(88.5% 0.017 192.3)
-
Step 300
300
#AAC7C5
oklch(80.8% 0.031 191.4)
-
Step 400
400
#7CABA8
oklch(70.7% 0.05 191.1)
-
Step 500
500
#599693
oklch(63.1% 0.064 191.6)
-
Step 600
600
#3C807D
oklch(55.5% 0.069 191.5)
-
Step 700
700
#2D6C69
oklch(49% 0.064 191)
-
Step 800
800
#275856
oklch(42.6% 0.053 191.8)
-
Step 900
900 (this color)
#294D4B
oklch(39.3% 0.042 191)
-
Step 950
950
#162B29
oklch(27.1% 0.027 187.9)
#294D4B 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) | #494A4B | 0.044 |
| Deuteranopia (no green cones) | #43454B | 0.041 |
| Tritanopia (no blue cones) | #194F4C | 0.014 |
| Achromatopsia (no color) | #474747 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #294D4B
#294D4B
oklch(39.3% 0.042 191)
- #5A3C40
#5A3C40
oklch(39.2% 0.043 10.4)
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 #294D4B, 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 Teal #014D4E ΔE 0.026
- Dark Blue Green #005249 ΔE 0.030
- Charcoal #264653 ΔE 0.031
- Deep Teal #00555A ΔE 0.034
- Charcoal Grey #3C4142 ΔE 0.041
- Dark Grey Blue #29465B ΔE 0.041
- Onyx #343A40 ΔE 0.060
Use #294D4B 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.