#428370
Closest named color: Teal (#008080). oklch(56.1% 0.074 172.3), rgb(66, 131, 112).
Aa
Black text reads best on this color (4.71:1).
About this color
#428370 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 56%, its chroma 0.074 and its hue 172°. Its hue sits on the cool side of the wheel. The nearest named color is Teal (#008080), ΔE 0.042 away. Black text reads best on it, at 4.71:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Teal (#008080) |
| Black text | 4.71:1 |
| White text | 4.45:1 |
Values
| HEX | #428370 |
| RGB | rgb(66, 131, 112) |
| HSL | hsl(162, 33%, 39%) |
| OKLCH | oklch(56.1% 0.074 172.3) |
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 #428370 | 4.45:1 | AA large text | Lc -76.3 | Fine for body text |
| Black text on #428370 | 4.71:1 | AA | Lc 33.3 | Non-text elements, placeholder text |
| #428370 text on white | 4.45:1 | AA large text | Lc 70.8 | Content text, not long reading |
| #428370 text on black | 4.71:1 | AA | Lc -30.9 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E4ECE9
oklch(93.6% 0.009 171.8)
-
Step 200
200
#CEDDD8
oklch(88.5% 0.017 174)
-
Step 300
300
#ACC8BE
oklch(80.9% 0.033 171.9)
-
Step 400
400
#7FAC9D
oklch(70.8% 0.053 172.2)
-
Step 500
500
#5C9785
oklch(63% 0.068 172.6)
-
Step 600
600 (this color)
#428370
oklch(56.1% 0.074 172.3)
-
Step 700
700
#326D5C
oklch(49% 0.068 172.1)
-
Step 800
800
#2A594C
oklch(42.7% 0.056 173.3)
-
Step 900
900
#27493F
oklch(37.6% 0.044 172.9)
-
Step 950
950
#182B25
oklch(27% 0.027 172.2)
#428370 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) | #7F7C6F | 0.075 |
| Deuteranopia (no green cones) | #757471 | 0.073 |
| Tritanopia (no blue cones) | #29847D | 0.024 |
| Achromatopsia (no color) | #777777 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #428370
#428370
oklch(56.1% 0.074 172.3)
- #976379
#976379
oklch(56.2% 0.073 352.7)
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 #428370, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal #008080 ΔE 0.042
- Dark Sage #598556 ΔE 0.043
- Dark Cyan #008B8B ΔE 0.044
- Dusty Teal #4C9085 ΔE 0.046
- Bluegreen #017A79 ΔE 0.050
- Slate Green #658D6D ΔE 0.052
- Viridian #1E9167 ΔE 0.052
- Sea Green #2E8B57 ΔE 0.054
Use #428370 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.