#2B8770
Closest named color: Viridian (#1E9167). oklch(56.3% 0.093 172.9), rgb(43, 135, 112).
Aa
Black text reads best on this color (4.80:1).
About this color
#2B8770 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 56%, its chroma 0.093 and its hue 173°. Its hue sits on the cool side of the wheel. The nearest named color is Viridian (#1E9167), ΔE 0.038 away. Black text reads best on it, at 4.80:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.093) |
| Temperature | cool |
| Nearest name | Viridian (#1E9167) |
| Black text | 4.80:1 |
| White text | 4.37:1 |
Values
| HEX | #2B8770 |
| RGB | rgb(43, 135, 112) |
| HSL | hsl(165, 52%, 35%) |
| OKLCH | oklch(56.3% 0.093 172.9) |
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 #2B8770 | 4.37:1 | AA large text | Lc -75.5 | Fine for body text |
| Black text on #2B8770 | 4.80:1 | AA | Lc 34.1 | Non-text elements, placeholder text |
| #2B8770 text on white | 4.37:1 | AA large text | Lc 70.0 | Content text, not long reading |
| #2B8770 text on black | 4.80:1 | AA | Lc -31.7 | 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
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDE9
oklch(93.7% 0.013 172.4)
-
Step 200
200
#CBDED7
oklch(88.4% 0.022 171.7)
-
Step 300
300
#A6CABE
oklch(80.9% 0.042 173)
-
Step 400
400
#74AF9C
oklch(70.8% 0.068 172.1)
-
Step 500
500
#4B9A84
oklch(63% 0.086 172.9)
-
Step 600
600 (this color)
#2B8770
oklch(56.3% 0.093 172.9)
-
Step 700
700
#19705C
oklch(49% 0.086 173.3)
-
Step 800
800
#195C4B
oklch(42.8% 0.072 172.3)
-
Step 900
900
#1C4B3F
oklch(37.6% 0.055 173.8)
-
Step 950
950
#122C25
oklch(27% 0.035 173.9)
#2B8770 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) | #837E6F | 0.097 |
| Deuteranopia (no green cones) | #767572 | 0.092 |
| Tritanopia (no blue cones) | #008880 | 0.025 |
| Achromatopsia (no color) | #797979 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B8770
#2B8770
oklch(56.3% 0.093 172.9)
- #9F5E7A
#9F5E7A
oklch(56.3% 0.092 353.1)
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 #2B8770, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Viridian #1E9167 ΔE 0.038
- Dark Cyan #008B8B ΔE 0.039
- Teal #008080 ΔE 0.041
- Sea Green #2E8B57 ΔE 0.042
- Dark Sage #598556 ΔE 0.047
- Dusty Teal #4C9085 ΔE 0.049
- Bluegreen #017A79 ΔE 0.051
- Teal Green #0A9396 ΔE 0.057
Use #2B8770 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.