#428181
Closest named color: Teal (#008080). oklch(56.2% 0.065 195.5), rgb(66, 129, 129).
Aa
Black text reads best on this color (4.68:1).
About this color
#428181 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 56%, its chroma 0.065 and its hue 195°. Its hue sits on the cool side of the wheel. The nearest named color is Teal (#008080), ΔE 0.033 away. Black text reads best on it, at 4.68:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (56%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Teal (#008080) |
| Black text | 4.68:1 |
| White text | 4.47:1 |
Values
| HEX | #428181 |
| RGB | rgb(66, 129, 129) |
| HSL | hsl(180, 32%, 38%) |
| OKLCH | oklch(56.2% 0.065 195.5) |
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 #428181 | 4.47:1 | AA large text | Lc -76.4 | Fine for body text |
| Black text on #428181 | 4.68:1 | AA | Lc 33.1 | Non-text elements, placeholder text |
| #428181 text on white | 4.47:1 | AA large text | Lc 70.9 | Content text, not long reading |
| #428181 text on black | 4.68:1 | AA | Lc -30.7 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E4ECEB
oklch(93.7% 0.009 188.1)
-
Step 200
200
#CEDDDC
oklch(88.6% 0.016 192)
-
Step 300
300
#ACC7C6
oklch(80.9% 0.029 193.9)
-
Step 400
400
#7FAAAA
oklch(70.7% 0.046 196.2)
-
Step 500
500
#5C9595
oklch(63.1% 0.06 195.7)
-
Step 600
600 (this color)
#428181
oklch(56.2% 0.065 195.5)
-
Step 700
700
#326B6C
oklch(49% 0.06 196.9)
-
Step 800
800
#2A5858
oklch(42.8% 0.05 195.4)
-
Step 900
900
#274848
oklch(37.7% 0.039 195.6)
-
Step 950
950
#172A2A
oklch(26.9% 0.025 195.8)
#428181 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) | #7A7C81 | 0.068 |
| Deuteranopia (no green cones) | #6F7482 | 0.063 |
| Tritanopia (no blue cones) | #1D8481 | 0.024 |
| Achromatopsia (no color) | #777777 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #428181
#428181
oklch(56.2% 0.065 195.5)
- #976568
#976568
oklch(56.1% 0.065 15.4)
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 #428181, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal #008080 ΔE 0.033
- Dark Cyan #008B8B ΔE 0.037
- Bluegreen #017A79 ΔE 0.045
- Deep Aqua #08787F ΔE 0.046
- Dusty Teal #4C9085 ΔE 0.047
- Grey Blue #647D8E ΔE 0.047
- Teal Blue #01889F ΔE 0.049
- Ocean #017B92 ΔE 0.049
Use #428181 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.