#307E68
Closest named color: Bluegreen (#017A79). oklch(53.8% 0.084 171.4), rgb(48, 126, 104).
Aa
White text reads best on this color (4.87:1).
About this color
#307E68 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 54%, its chroma 0.084 and its hue 171°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegreen (#017A79), ΔE 0.037 away. White text reads best on it, at 4.87:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Bluegreen (#017A79) |
| Black text | 4.30:1 |
| White text | 4.87:1 |
Values
| HEX | #307E68 |
| RGB | rgb(48, 126, 104) |
| HSL | hsl(163, 45%, 34%) |
| OKLCH | oklch(53.8% 0.084 171.4) |
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 #307E68 | 4.87:1 | AA | Lc -79.0 | Fine for body text |
| Black text on #307E68 | 4.30:1 | AA large text | Lc 30.5 | Non-text elements, placeholder text |
| #307E68 text on white | 4.87:1 | AA | Lc 73.5 | Content text, not long reading |
| #307E68 text on black | 4.30:1 | AA large text | Lc -28.2 | Dividers and decoration only |
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
#E3ECE9
oklch(93.5% 0.01 174.3)
-
Step 200
200
#CCDED7
oklch(88.5% 0.021 170.6)
-
Step 300
300
#A9C9BD
oklch(80.9% 0.038 170.6)
-
Step 400
400
#7AAD9C
oklch(70.7% 0.06 171.8)
-
Step 500
500
#559984
oklch(63.2% 0.077 171.7)
-
Step 600
600 (this color)
#307E68
oklch(53.8% 0.084 171.4)
-
Step 700
700
#276F5B
oklch(49.1% 0.079 171.4)
-
Step 800
800
#235A4A
oklch(42.6% 0.064 171.2)
-
Step 900
900
#224A3E
oklch(37.6% 0.05 171.7)
-
Step 950
950
#152C24
oklch(27.1% 0.033 169.4)
#307E68 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) | #7A7667 | 0.086 |
| Deuteranopia (no green cones) | #6F6E6A | 0.083 |
| Tritanopia (no blue cones) | #007F78 | 0.027 |
| Achromatopsia (no color) | #717171 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #307E68
#307E68
oklch(53.8% 0.084 171.4)
- #945974
#945974
oklch(53.9% 0.085 351.4)
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 #307E68, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegreen #017A79 ΔE 0.037
- Teal #008080 ΔE 0.037
- Dark Aquamarine #017371 ΔE 0.048
- Deep Aqua #08787F ΔE 0.048
- Deep Turquoise #017374 ΔE 0.050
- Dark Sage #598556 ΔE 0.054
- Sea Green #2E8B57 ΔE 0.054
- Dark Cyan #008B8B ΔE 0.055
Use #307E68 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.