#418578
Closest named color: Dark Cyan (#008B8B). oklch(56.8% 0.072 179.5), rgb(65, 133, 120).
Aa
Black text reads best on this color (4.85:1).
About this color
#418578 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 57%, its chroma 0.072 and its hue 179°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Cyan (#008B8B), ΔE 0.035 away. Black text reads best on it, at 4.85:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Dark Cyan (#008B8B) |
| Black text | 4.85:1 |
| White text | 4.32:1 |
Values
| HEX | #418578 |
| RGB | rgb(65, 133, 120) |
| HSL | hsl(169, 34%, 39%) |
| OKLCH | oklch(56.8% 0.072 179.5) |
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 #418578 | 4.32:1 | AA large text | Lc -75.3 | Fine for body text |
| Black text on #418578 | 4.85:1 | AA | Lc 34.3 | Non-text elements, placeholder text |
| #418578 text on white | 4.32:1 | AA large text | Lc 69.8 | Content text, not long reading |
| #418578 text on black | 4.85:1 | AA | Lc -31.9 | 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
#F2F6F5
oklch(97% 0.004 179.7)
-
Step 100
100
#E4ECEA
oklch(93.6% 0.009 179.6)
-
Step 200
200
#CDDDD9
oklch(88.4% 0.018 179.3)
-
Step 300
300
#ABC8C1
oklch(80.9% 0.033 179.2)
-
Step 400
400
#7DACA1
oklch(70.8% 0.053 178.6)
-
Step 500
500
#5A978A
oklch(63.1% 0.067 178.9)
-
Step 600
600 (this color)
#418578
oklch(56.8% 0.072 179.5)
-
Step 700
700
#2F6D62
oklch(49.1% 0.067 180.1)
-
Step 800
800
#285950
oklch(42.7% 0.055 179.9)
-
Step 900
900
#264942
oklch(37.7% 0.043 179.5)
-
Step 950
950
#172B27
oklch(27.1% 0.027 180)
#418578 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) | #807E77 | 0.076 |
| Deuteranopia (no green cones) | #757679 | 0.073 |
| Tritanopia (no blue cones) | #208781 | 0.022 |
| Achromatopsia (no color) | #797979 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #418578
#418578
oklch(56.8% 0.072 179.5)
- #9A6575
#9A6575
oklch(56.8% 0.071 360)
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 #418578, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Cyan #008B8B ΔE 0.035
- Dusty Teal #4C9085 ΔE 0.037
- Teal #008080 ΔE 0.039
- Slate Green #658D6D ΔE 0.051
- Bluegreen #017A79 ΔE 0.051
- Dark Sage #598556 ΔE 0.051
- Teal Green #0A9396 ΔE 0.052
- Viridian #1E9167 ΔE 0.055
Use #418578 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.