#308E82
Closest named color: Dusty Teal (#4C9085). oklch(58.9% 0.089 183.2), rgb(48, 142, 130).
Aa
Black text reads best on this color (5.31:1).
About this color
#308E82 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 59%, its chroma 0.089 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.024 away. Black text reads best on it, at 5.31:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 5.31:1 |
| White text | 3.94:1 |
Values
| HEX | #308E82 |
| RGB | rgb(48, 142, 130) |
| HSL | hsl(172, 49%, 37%) |
| OKLCH | oklch(58.9% 0.089 183.2) |
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 #308E82 | 3.94:1 | AA large text | Lc -72.1 | Content text, not long reading |
| Black text on #308E82 | 5.31:1 | AA | Lc 37.5 | Non-text elements, placeholder text |
| #308E82 text on white | 3.94:1 | AA large text | Lc 66.6 | Content text, not long reading |
| #308E82 text on black | 5.31:1 | AA | Lc -35.1 | 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
#F2F7F6
oklch(97.2% 0.005 183)
-
Step 100
100
#E2ECEA
oklch(93.5% 0.011 182.9)
-
Step 200
200
#CADEDA
oklch(88.5% 0.022 182.5)
-
Step 300
300
#A5C9C3
oklch(80.8% 0.039 184.1)
-
Step 400
400
#72AEA4
oklch(70.7% 0.064 182.8)
-
Step 500
500
#489A8E
oklch(63.2% 0.082 182.8)
-
Step 600
600 (this color)
#308E82
oklch(58.9% 0.089 183.2)
-
Step 700
700
#127065
oklch(49.2% 0.083 182.7)
-
Step 800
800
#155B53
oklch(42.7% 0.068 183.8)
-
Step 900
900
#1A4B44
oklch(37.7% 0.054 182.4)
-
Step 950
950
#112C28
oklch(27% 0.034 182.9)
#308E82 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) | #878682 | 0.094 |
| Deuteranopia (no green cones) | #797C83 | 0.088 |
| Tritanopia (no blue cones) | #00918A | 0.017 |
| Achromatopsia (no color) | #808080 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #308E82
#308E82
oklch(58.9% 0.089 183.2)
- #A96677
#A96677
oklch(58.9% 0.088 3.7)
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 #308E82, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.024
- Dark Cyan #008B8B ΔE 0.024
- Teal Green #0A9396 ΔE 0.030
- Blue Green #0F9B8E ΔE 0.037
- Sea #3C9992 ΔE 0.038
- Persian Green #2A9D8F ΔE 0.043
- Viridian #1E9167 ΔE 0.047
- Ocean Green #3D9973 ΔE 0.047
Use #308E82 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.