#228B76
Closest named color: Dark Cyan (#008B8B). oklch(57.4% 0.098 175.8), rgb(34, 139, 118).
Aa
Black text reads best on this color (5.02:1).
About this color
#228B76 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 57%, its chroma 0.098 and its hue 176°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Cyan (#008B8B), ΔE 0.032 away. Black text reads best on it, at 5.02:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.098) |
| Temperature | cool |
| Nearest name | Dark Cyan (#008B8B) |
| Black text | 5.02:1 |
| White text | 4.18:1 |
Values
| HEX | #228B76 |
| RGB | rgb(34, 139, 118) |
| HSL | hsl(168, 61%, 34%) |
| OKLCH | oklch(57.4% 0.098 175.8) |
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 #228B76 | 4.18:1 | AA large text | Lc -73.9 | Content text, not long reading |
| Black text on #228B76 | 5.02:1 | AA | Lc 35.6 | Non-text elements, placeholder text |
| #228B76 text on white | 4.18:1 | AA large text | Lc 68.4 | Content text, not long reading |
| #228B76 text on black | 5.02:1 | AA | Lc -33.2 | 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
#C9DFD8
oklch(88.5% 0.025 174.7)
-
Step 300
300
#A4CABF
oklch(80.8% 0.043 175.7)
-
Step 400
400
#6FAF9F
oklch(70.6% 0.07 176.6)
-
Step 500
500
#449B87
oklch(63% 0.09 175.9)
-
Step 600
600 (this color)
#228B76
oklch(57.4% 0.098 175.8)
-
Step 700
700
#04715F
oklch(49.1% 0.09 176.4)
-
Step 800
800
#0E5C4D
oklch(42.6% 0.075 175.7)
-
Step 900
900
#174C40
oklch(37.8% 0.059 175.1)
-
Step 950
950
#102C26
oklch(26.9% 0.036 177.5)
#228B76 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) | #868275 | 0.103 |
| Deuteranopia (no green cones) | #787878 | 0.098 |
| Tritanopia (no blue cones) | #008D85 | 0.022 |
| Achromatopsia (no color) | #7C7C7C | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #228B76
#228B76
oklch(57.4% 0.098 175.8)
- #A65F7A
#A65F7A
oklch(57.4% 0.098 356.4)
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 #228B76, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Cyan #008B8B ΔE 0.032
- Viridian #1E9167 ΔE 0.033
- Dusty Teal #4C9085 ΔE 0.042
- Teal #008080 ΔE 0.044
- Sea Green #2E8B57 ΔE 0.045
- Teal Green #0A9396 ΔE 0.047
- Ocean Green #3D9973 ΔE 0.050
- Blue Green #0F9B8E ΔE 0.051
Use #228B76 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.