#308A79
Closest named color: Dark Cyan (#008B8B). oklch(57.5% 0.089 178.1), rgb(48, 138, 121).
Aa
Black text reads best on this color (5.03:1).
About this color
#308A79 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 58%, its chroma 0.089 and its hue 178°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Cyan (#008B8B), ΔE 0.029 away. Black text reads best on it, at 5.03:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Dark Cyan (#008B8B) |
| Black text | 5.03:1 |
| White text | 4.16:1 |
Values
| HEX | #308A79 |
| RGB | rgb(48, 138, 121) |
| HSL | hsl(169, 48%, 36%) |
| OKLCH | oklch(57.5% 0.089 178.1) |
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 #308A79 | 4.16:1 | AA large text | Lc -73.9 | Content text, not long reading |
| Black text on #308A79 | 5.03:1 | AA | Lc 35.6 | Non-text elements, placeholder text |
| #308A79 text on white | 4.16:1 | AA large text | Lc 68.4 | Content text, not long reading |
| #308A79 text on black | 5.03:1 | 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
#E2ECEA
oklch(93.5% 0.011 182.9)
-
Step 200
200
#CBDED9
oklch(88.5% 0.021 178.3)
-
Step 300
300
#A6CAC0
oklch(81% 0.041 176.5)
-
Step 400
400
#74AEA1
oklch(70.7% 0.064 178.7)
-
Step 500
500
#4C9A89
oklch(63.2% 0.082 177.4)
-
Step 600
600 (this color)
#308A79
oklch(57.5% 0.089 178.1)
-
Step 700
700
#197061
oklch(49.2% 0.083 178.2)
-
Step 800
800
#195B4F
oklch(42.7% 0.068 178.2)
-
Step 900
900
#1D4B42
oklch(37.8% 0.053 178.5)
-
Step 950
950
#122C26
oklch(27% 0.034 176.7)
#308A79 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) | #858278 | 0.094 |
| Deuteranopia (no green cones) | #77787A | 0.089 |
| Tritanopia (no blue cones) | #008C85 | 0.021 |
| Achromatopsia (no color) | #7C7C7C | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #308A79
#308A79
oklch(57.5% 0.089 178.1)
- #A36279
#A36279
oklch(57.5% 0.089 357.5)
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 #308A79, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Cyan #008B8B ΔE 0.029
- Dusty Teal #4C9085 ΔE 0.035
- Viridian #1E9167 ΔE 0.041
- Teal #008080 ΔE 0.042
- Teal Green #0A9396 ΔE 0.043
- Blue Green #0F9B8E ΔE 0.050
- Sea Green #2E8B57 ΔE 0.051
- Ocean Green #3D9973 ΔE 0.052
Use #308A79 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.