#6C818D
Closest named color: Steel Grey (#6F828A). oklch(59.1% 0.031 233.1), rgb(108, 129, 141).
Aa
Black text reads best on this color (5.16:1).
About this color
#6C818D is a medium-dark, muted blue. In OKLCH its lightness is 59%, its chroma 0.031 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Steel Grey (#6F828A), ΔE 0.007 away. Black text reads best on it, at 5.16:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.031) |
| Temperature | cool |
| Nearest name | Steel Grey (#6F828A) |
| Black text | 5.16:1 |
| White text | 4.06:1 |
Values
| HEX | #6C818D |
| RGB | rgb(108, 129, 141) |
| HSL | hsl(202, 13%, 49%) |
| OKLCH | oklch(59.1% 0.031 233.1) |
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 #6C818D | 4.06:1 | AA large text | Lc -73.4 | Content text, not long reading |
| Black text on #6C818D | 5.16:1 | AA | Lc 36.2 | Non-text elements, placeholder text |
| #6C818D text on white | 4.06:1 | AA large text | Lc 67.9 | Content text, not long reading |
| #6C818D text on black | 5.16:1 | AA | Lc -33.8 | 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 600.
-
Step 50
50
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E7EAEC
oklch(93.5% 0.004 236.5)
-
Step 200
200
#D4DADD
oklch(88.5% 0.008 228.9)
-
Step 300
300
#B8C2C8
oklch(80.8% 0.014 233.8)
-
Step 400
400
#94A3AC
oklch(70.7% 0.022 234)
-
Step 500
500
#798D98
oklch(63.1% 0.028 231.9)
-
Step 600
600 (this color)
#6C818D
oklch(59.1% 0.031 233.1)
-
Step 700
700
#51646E
oklch(49.1% 0.028 231)
-
Step 800
800
#42515A
oklch(42.6% 0.024 234.5)
-
Step 900
900
#38434A
oklch(37.6% 0.019 235.9)
-
Step 950
950
#21282B
oklch(27.1% 0.011 225.5)
#6C818D 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) | #7B808E | 0.021 |
| Deuteranopia (no green cones) | #777C8D | 0.020 |
| Tritanopia (no blue cones) | #638485 | 0.021 |
| Achromatopsia (no color) | #7E7E7E | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C818D
#6C818D
oklch(59.1% 0.031 233.1)
- #8D796D
#8D796D
oklch(59.1% 0.031 52.9)
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 #6C818D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Steel Grey #6F828A ΔE 0.007
- Slate Gray #708090 ΔE 0.008
- Battleship Grey #6B7C85 ΔE 0.016
- Grey Blue #647D8E ΔE 0.017
- Steel #738595 ΔE 0.018
- Light Slate Gray #778899 ΔE 0.030
- Medium Grey #7D7F7C ΔE 0.032
- Gray #808080 ΔE 0.032
Use #6C818D 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.