#6C8D8F
Closest named color: Light Slate Gray (#778899). oklch(61.9% 0.037 200.9), rgb(108, 141, 143).
Aa
Black text reads best on this color (5.84:1).
About this color
#6C8D8F is a medium-dark, muted teal or cyan. In OKLCH its lightness is 62%, its chroma 0.037 and its hue 201°. Its hue sits on the cool side of the wheel. The nearest named color is Light Slate Gray (#778899), ΔE 0.028 away. Black text reads best on it, at 5.84:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (62%) |
| Chroma | muted (0.037) |
| Temperature | cool |
| Nearest name | Light Slate Gray (#778899) |
| Black text | 5.84:1 |
| White text | 3.59:1 |
Values
| HEX | #6C8D8F |
| RGB | rgb(108, 141, 143) |
| HSL | hsl(183, 14%, 49%) |
| OKLCH | oklch(61.9% 0.037 200.9) |
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 #6C8D8F | 3.59:1 | AA large text | Lc -69.0 | Content text, not long reading |
| Black text on #6C8D8F | 5.84:1 | AA | Lc 40.6 | Non-text elements, placeholder text |
| #6C8D8F text on white | 3.59:1 | AA large text | Lc 63.5 | Content text, not long reading |
| #6C8D8F text on black | 5.84:1 | AA | Lc -38.2 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E6EBEB
oklch(93.6% 0.005 197.1)
-
Step 200
200
#D2DBDC
oklch(88.5% 0.01 204.9)
-
Step 300
300
#B4C4C5
oklch(80.8% 0.018 201.3)
-
Step 400
400
#8CA6A8
oklch(70.6% 0.029 202.2)
-
Step 500
500 (this color)
#6C8D8F
oklch(61.9% 0.037 200.9)
-
Step 600
600
#577B7D
oklch(55.7% 0.041 200.4)
-
Step 700
700
#476769
oklch(49% 0.037 200.9)
-
Step 800
800
#3B5456
oklch(42.6% 0.03 202.3)
-
Step 900
900
#324647
oklch(37.8% 0.025 200)
-
Step 950
950
#1E2929
oklch(27.1% 0.015 196.3)
#6C8D8F 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) | #888A8F | 0.038 |
| Deuteranopia (no green cones) | #82858F | 0.035 |
| Tritanopia (no blue cones) | #618F8D | 0.015 |
| Achromatopsia (no color) | #878787 | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C8D8F
#6C8D8F
oklch(61.9% 0.037 200.9)
- #9B7D7C
#9B7D7C
oklch(61.8% 0.037 20.4)
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 #6C8D8F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Slate Gray #778899 ΔE 0.028
- Steel #738595 ΔE 0.029
- Steel Grey #6F828A ΔE 0.031
- Blue Grey #758DA3 ΔE 0.034
- Slate Gray #708090 ΔE 0.039
- Dusty Teal #4C9085 ΔE 0.041
- Gray #808080 ΔE 0.042
- Medium Grey #7D7F7C ΔE 0.043
Use #6C8D8F 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.