#228E98
Closest named color: Teal Green (#0A9396). oklch(59.3% 0.093 204.4), rgb(34, 142, 152).
Aa
Black text reads best on this color (5.39:1).
About this color
#228E98 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 59%, its chroma 0.093 and its hue 204°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Green (#0A9396), ΔE 0.017 away. Black text reads best on it, at 5.39:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.093) |
| Temperature | cool |
| Nearest name | Teal Green (#0A9396) |
| Black text | 5.39:1 |
| White text | 3.89:1 |
Values
| HEX | #228E98 |
| RGB | rgb(34, 142, 152) |
| HSL | hsl(185, 63%, 36%) |
| OKLCH | oklch(59.3% 0.093 204.4) |
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 #228E98 | 3.89:1 | AA large text | Lc -71.5 | Content text, not long reading |
| Black text on #228E98 | 5.39:1 | AA | Lc 38.1 | Non-text elements, placeholder text |
| #228E98 text on white | 3.89:1 | AA large text | Lc 66.0 | Content text, not long reading |
| #228E98 text on black | 5.39:1 | AA | Lc -35.7 | 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
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E1ECEE
oklch(93.5% 0.012 209.8)
-
Step 200
200
#C8DEE0
oklch(88.5% 0.024 203.4)
-
Step 300
300
#A2C9CD
oklch(80.9% 0.042 204.1)
-
Step 400
400
#6CADB4
oklch(70.7% 0.067 204.5)
-
Step 500
500
#3E98A2
oklch(63% 0.086 205.3)
-
Step 600
600 (this color)
#228E98
oklch(59.3% 0.093 204.4)
-
Step 700
700
#006E77
oklch(49.1% 0.084 204.7)
-
Step 800
800
#045A61
oklch(42.7% 0.072 204.2)
-
Step 900
900
#134A4F
oklch(37.7% 0.056 203.9)
-
Step 950
950
#0E2B2E
oklch(26.9% 0.035 204.5)
#228E98 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) | #828899 | 0.092 |
| Deuteranopia (no green cones) | #727C98 | 0.085 |
| Tritanopia (no blue cones) | #009491 | 0.025 |
| Achromatopsia (no color) | #818181 | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #228E98
#228E98
oklch(59.3% 0.093 204.4)
- #AF6763
#AF6763
oklch(59.3% 0.093 23.7)
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 #228E98, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Green #0A9396 ΔE 0.017
- Dark Cyan #008B8B ΔE 0.024
- Teal Blue #01889F ΔE 0.026
- Dusty Teal #4C9085 ΔE 0.040
- Sea #3C9992 ΔE 0.042
- Blue NCS #118AB2 ΔE 0.046
- Blue Green #0F9B8E ΔE 0.047
- Persian Green #2A9D8F ΔE 0.052
Use #228E98 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.