#2D8A78
Closest named color: Dark Cyan (#008B8B). oklch(57.4% 0.091 177.4), rgb(45, 138, 120).
Aa
Black text reads best on this color (5.01:1).
About this color
#2D8A78 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 57%, its chroma 0.091 and its hue 177°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Cyan (#008B8B), ΔE 0.030 away. Black text reads best on it, at 5.01:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Dark Cyan (#008B8B) |
| Black text | 5.01:1 |
| White text | 4.18:1 |
Values
| HEX | #2D8A78 |
| RGB | rgb(45, 138, 120) |
| HSL | hsl(168, 51%, 36%) |
| OKLCH | oklch(57.4% 0.091 177.4) |
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 #2D8A78 | 4.18:1 | AA large text | Lc -74.0 | Content text, not long reading |
| Black text on #2D8A78 | 5.01:1 | AA | Lc 35.5 | Non-text elements, placeholder text |
| #2D8A78 text on white | 4.18:1 | AA large text | Lc 68.5 | Content text, not long reading |
| #2D8A78 text on black | 5.01:1 | AA | Lc -33.1 | 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
#E2EDEA
oklch(93.7% 0.012 178)
-
Step 200
200
#CADED9
oklch(88.4% 0.022 179.1)
-
Step 300
300
#A6CAC0
oklch(81% 0.041 176.5)
-
Step 400
400
#73AEA0
oklch(70.6% 0.065 177.7)
-
Step 500
500
#4A9A89
oklch(63.1% 0.083 177.7)
-
Step 600
600 (this color)
#2D8A78
oklch(57.4% 0.091 177.4)
-
Step 700
700
#167060
oklch(49.1% 0.084 177.4)
-
Step 800
800
#175B4F
oklch(42.6% 0.069 178.4)
-
Step 900
900
#1B4B41
oklch(37.7% 0.055 177.2)
-
Step 950
950
#122C26
oklch(27% 0.034 176.7)
#2D8A78 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) | #858277 | 0.096 |
| Deuteranopia (no green cones) | #777879 | 0.090 |
| Tritanopia (no blue cones) | #008C85 | 0.021 |
| Achromatopsia (no color) | #7C7C7C | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D8A78
#2D8A78
oklch(57.4% 0.091 177.4)
- #A46179
#A46179
oklch(57.5% 0.092 357.4)
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 #2D8A78, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Cyan #008B8B ΔE 0.030
- Dusty Teal #4C9085 ΔE 0.037
- Viridian #1E9167 ΔE 0.039
- Teal #008080 ΔE 0.042
- Teal Green #0A9396 ΔE 0.045
- Sea Green #2E8B57 ΔE 0.050
- Blue Green #0F9B8E ΔE 0.051
- Ocean Green #3D9973 ΔE 0.052
Use #2D8A78 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.