#285350
Closest named color: Dark Slate Gray (#2F4F4F). oklch(41% 0.048 189.5), rgb(40, 83, 80).
Aa
White text reads best on this color (8.59:1).
About this color
#285350 is a dark, muted teal or cyan. In OKLCH its lightness is 41%, its chroma 0.048 and its hue 190°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.014 away. White text reads best on it, at 8.59:1.
| Hue family | Teals and cyans |
| Lightness | dark (41%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.44:1 |
| White text | 8.59:1 |
Values
| HEX | #285350 |
| RGB | rgb(40, 83, 80) |
| HSL | hsl(176, 35%, 24%) |
| OKLCH | oklch(41% 0.048 189.5) |
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 #285350 | 8.59:1 | AAA | Lc -93.9 | Preferred for body text |
| Black text on #285350 | 2.44:1 | Fails | Lc 14.6 | Not readable |
| #285350 text on white | 8.59:1 | AAA | Lc 89.4 | Fine for body text |
| #285350 text on black | 2.44:1 | Fails | Lc -12.8 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E4ECEB
oklch(93.7% 0.009 188.1)
-
Step 200
200
#CEDDDB
oklch(88.6% 0.016 187.3)
-
Step 300
300
#ADC7C4
oklch(80.9% 0.028 188.2)
-
Step 400
400
#81AAA6
oklch(70.7% 0.045 188.8)
-
Step 500
500
#5F9591
oklch(63.1% 0.058 189.9)
-
Step 600
600
#447F7B
oklch(55.5% 0.062 189.8)
-
Step 700
700
#356B68
oklch(49% 0.058 190.7)
-
Step 800
800 (this color)
#285350
oklch(41% 0.048 189.5)
-
Step 900
900
#294846
oklch(37.7% 0.037 190.4)
-
Step 950
950
#182A29
oklch(26.9% 0.024 191.4)
#285350 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) | #4F4F50 | 0.052 |
| Deuteranopia (no green cones) | #484A50 | 0.048 |
| Tritanopia (no blue cones) | #115552 | 0.016 |
| Achromatopsia (no color) | #4C4C4C | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #285350
#285350
oklch(41% 0.048 189.5)
- #624045
#624045
oklch(41.2% 0.048 9.7)
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 #285350, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.014
- Deep Teal #00555A ΔE 0.025
- Dark Blue Green #005249 ΔE 0.029
- Dark Teal #014D4E ΔE 0.034
- Charcoal #264653 ΔE 0.046
- Petrol #005F6A ΔE 0.048
- Dark Green Blue #1F6357 ΔE 0.050
- Dark Grey Blue #29465B ΔE 0.052
Use #285350 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.