#6B8C8A
Closest named color: Steel Grey (#6F828A). oklch(61.4% 0.037 191.6), rgb(107, 140, 138).
Aa
Black text reads best on this color (5.74:1).
About this color
#6B8C8A is a medium-dark, muted teal or cyan. In OKLCH its lightness is 61%, its chroma 0.037 and its hue 192°. Its hue sits on the cool side of the wheel. The nearest named color is Steel Grey (#6F828A), ΔE 0.029 away. Black text reads best on it, at 5.74:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (61%) |
| Chroma | muted (0.037) |
| Temperature | cool |
| Nearest name | Steel Grey (#6F828A) |
| Black text | 5.74:1 |
| White text | 3.65:1 |
Values
| HEX | #6B8C8A |
| RGB | rgb(107, 140, 138) |
| HSL | hsl(176, 13%, 48%) |
| OKLCH | oklch(61.4% 0.037 191.6) |
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 #6B8C8A | 3.65:1 | AA large text | Lc -69.6 | Content text, not long reading |
| Black text on #6B8C8A | 5.74:1 | AA | Lc 39.9 | Non-text elements, placeholder text |
| #6B8C8A text on white | 3.65:1 | AA large text | Lc 64.1 | Content text, not long reading |
| #6B8C8A text on black | 5.74:1 | AA | Lc -37.5 | 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
#D2DBDB
oklch(88.5% 0.01 197)
-
Step 300
300
#B4C5C3
oklch(81% 0.019 188.3)
-
Step 400
400
#8DA7A5
oklch(70.8% 0.029 190.8)
-
Step 500
500 (this color)
#6B8C8A
oklch(61.4% 0.037 191.6)
-
Step 600
600
#587B79
oklch(55.6% 0.04 191.6)
-
Step 700
700
#476866
oklch(49.1% 0.038 191.2)
-
Step 800
800
#3B5553
oklch(42.8% 0.032 190.1)
-
Step 900
900
#334645
oklch(37.8% 0.024 192.1)
-
Step 950
950
#1E2928
oklch(27% 0.015 189.4)
#6B8C8A 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) | #88898A | 0.039 |
| Deuteranopia (no green cones) | #82848A | 0.037 |
| Tritanopia (no blue cones) | #618E8B | 0.012 |
| Achromatopsia (no color) | #868686 | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B8C8A
#6B8C8A
oklch(61.4% 0.037 191.6)
- #997C7F
#997C7F
oklch(61.5% 0.036 11.2)
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 #6B8C8A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Steel Grey #6F828A ΔE 0.029
- Steel #738595 ΔE 0.032
- Light Slate Gray #778899 ΔE 0.034
- Dusty Teal #4C9085 ΔE 0.037
- Slate Gray #708090 ΔE 0.040
- Gray #808080 ΔE 0.040
- Medium Grey #7D7F7C ΔE 0.040
- Blue Grey #758DA3 ΔE 0.041
Use #6B8C8A 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.