#668C86
Closest named color: Dusty Teal (#4C9085). oklch(61% 0.043 184.1), rgb(102, 140, 134).
Aa
Black text reads best on this color (5.66:1).
About this color
#668C86 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 61%, its chroma 0.043 and its hue 184°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.029 away. Black text reads best on it, at 5.66:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (61%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 5.66:1 |
| White text | 3.70:1 |
Values
| HEX | #668C86 |
| RGB | rgb(102, 140, 134) |
| HSL | hsl(171, 16%, 47%) |
| OKLCH | oklch(61% 0.043 184.1) |
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 #668C86 | 3.70:1 | AA large text | Lc -70.1 | Content text, not long reading |
| Black text on #668C86 | 5.66:1 | AA | Lc 39.4 | Non-text elements, placeholder text |
| #668C86 text on white | 3.70:1 | AA large text | Lc 64.6 | Content text, not long reading |
| #668C86 text on black | 5.66:1 | AA | Lc -37.0 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E6EBEA
oklch(93.6% 0.006 183)
-
Step 200
200
#D1DCDA
oklch(88.6% 0.012 184)
-
Step 300
300
#B2C5C2
oklch(80.8% 0.021 185.4)
-
Step 400
400
#8AA8A3
oklch(70.7% 0.034 184.1)
-
Step 500
500 (this color)
#668C86
oklch(61% 0.043 184.1)
-
Step 600
600
#537D76
oklch(55.7% 0.048 183)
-
Step 700
700
#446963
oklch(49.1% 0.043 183.2)
-
Step 800
800
#385651
oklch(42.8% 0.037 183)
-
Step 900
900
#314743
oklch(37.8% 0.028 182.2)
-
Step 950
950
#1D2927
oklch(26.9% 0.017 183.7)
#668C86 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) | #888886 | 0.046 |
| Deuteranopia (no green cones) | #818287 | 0.044 |
| Tritanopia (no blue cones) | #5B8E8A | 0.013 |
| Achromatopsia (no color) | #858585 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #668C86
#668C86
oklch(61% 0.043 184.1)
- #9B7980
#9B7980
oklch(61.1% 0.043 4.7)
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 #668C86, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.029
- Steel Grey #6F828A ΔE 0.033
- Slate Green #658D6D ΔE 0.039
- Steel #738595 ΔE 0.040
- Light Slate Gray #778899 ΔE 0.042
- Grey Teal #5E9B8A ΔE 0.043
- Medium Grey #7D7F7C ΔE 0.043
- Slate Gray #708090 ΔE 0.044
Use #668C86 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.